diff --git a/scripts/index_mapping_for_CD.py b/scripts/index_mapping_for_CD.py
new file mode 100644
index 0000000000000000000000000000000000000000..6024032a0bb6163ffde2feb3dfbd2f36e1507b9c
--- /dev/null
+++ b/scripts/index_mapping_for_CD.py
@@ -0,0 +1,270 @@
+import os
+import pandas as pd
+import shutil
+from random import shuffle
+import argparse
+import json
+
+DATA_DIR = "./data"
+DATASET_PRE_DIR = "./predata"
+DATASET_DIR = "./final"
+CHUNKSIZE = 10000
+
+def generate_pre_dataset_src(course):
+    """
+    Generate an ASSIST-like data set that can be used by the PRE model, remove the test questions with a score of 0, and do not divide and label the data set
+    """
+    print(f"generate sourse dataset of course {course}")
+    # create folders for course-related information
+    course_dir = DATASET_PRE_DIR + f"{course}"
+    if not os.path.exists(course_dir):
+        os.mkdir(course_dir)
+        print(f"make dir {course_dir}")
+    submission_csv = DATA_DIR+f"{course}/response_log.csv"
+    # output files
+    dataset_csv = course_dir + "/dataset.csv"
+    q_csv = course_dir + "/q.csv"
+
+    # read knowledge concept information related files
+    problem_knowledge_json = DATA_DIR+f"problem_knowledge.json"
+    psp_full_score_json = DATA_DIR+f"psp_full_score.json"
+    psp_problem_json = DATA_DIR+f"psp_problem.json"
+
+    # read json dict
+    with open(problem_knowledge_json,'r') as f:
+        knowledge_dict = json.load(f)
+    with open(psp_full_score_json,'r') as f:
+        full_score_dict = json.load(f)
+    with open(psp_problem_json,'r') as f:
+        problem_dict = json.load(f)
+    
+    q_matrix = {}
+    # generate response logs
+    df_chunk = pd.read_csv(submission_csv, dtype=object, chunksize=CHUNKSIZE)
+    total = 0
+    drop = 0
+    for chunk in df_chunk:
+        content = []
+        for index, row in chunk.iterrows():
+            total += 1
+            user_id = row["user_id"]
+            psp_id = row["problem_set_problem_id"]
+            p_id = problem_dict[psp_id]
+            submission_id = row["submission_id"]
+
+            # calculating scoring rate
+            final_score = 0
+            status = row["status"]
+            score = float(row["score"])
+            full_score = float(full_score_dict[psp_id])
+            if status == "ACCEPTED":
+                final_score = 1
+            elif status == "WRONG_ANSWER":
+                final_score = 0
+            else:
+                if full_score == 0:
+                    if float(score) == 0:
+                        pass
+                    else:
+                        drop+=1
+                        print(f"problem_set_problem_id/submission_id: {psp_id}/{submission_id}")
+                        continue
+                else:
+                    final_score = float(score)/float(full_score)
+
+            # Q-matrix
+            if p_id not in q_matrix.keys():
+                knowledge_id = knowledge_dict[p_id]
+                q_matrix[p_id] = knowledge_id
+
+            row = [user_id, p_id, final_score]
+            content.append(row)
+        
+        # write problem info
+        df = pd.DataFrame(content,
+                    columns=["user_id", "problem_id", "score"])
+        flag = True
+        if os.path.exists(dataset_csv):
+            flag = False
+        df.to_csv(dataset_csv, mode='a', index=False, header=flag)
+        print(f"till this chunk drop/total: {drop}/{total}")
+
+    # generate Q-matrix
+    content = []
+    for i in q_matrix.keys():
+        row = [i, q_matrix[i]]
+        content.append(row)
+    df = pd.DataFrame(content, columns=["item_id", "knowledge_code"])
+    df.to_csv(q_csv, index=False)
+
+    print(f"generate dataset in {dataset_csv}, q_matrix in {q_csv} with {len(content)} items")
+
+
+def generate_final_dataset_with_index(course):
+    """
+    Convert the data set of non-indexed values into indexed ones, and output them into the final data set
+    """
+    print(f"generate final dataset with index of course {course}")
+    # file paths
+    dir_path = DATASET_DIR + f'{course}'
+    if not os.path.exists(dir_path):
+        os.makedirs(dir_path)
+    # output files
+    dst_dataset_path = dir_path + "/dataset.csv"
+    dst_info_path = dir_path + "/info.json"
+    # data source file
+    dataset_file = DATASET_PRE_DIR + f"{course}/dataset.csv"
+    info_dir = DATASET_PRE_DIR + f"{course}/info/"
+    info_path = info_dir+"info.json"
+    problem_list_file = info_dir+"problem_list.txt"
+    student_list_file = info_dir+"student_list.txt"
+
+    # read files
+    with open(student_list_file, "r") as f:
+        data = f.read()
+    student_list = data.strip("\n").split(", ")
+    with open(problem_list_file, "r") as f:
+        data = f.read()
+    problem_list = data.strip("\n").split(", ")
+
+    dataset_data = pd.read_csv(dataset_file, dtype=object)
+
+    # index mapping
+    # replace item_id in dataset
+    for i, e in enumerate(problem_list):
+        dataset_data["problem_id"].replace(e, problem_list.index(e), inplace=True)
+        if i % 100 == 0:
+            print(f"replace item_id {i}/{len(problem_list)}")
+    print(f"replace item_id({len(problem_list)}) in dataset")
+    # replace user_id in dataset
+    for i, e in enumerate(student_list):
+        dataset_data["user_id"].replace(e, student_list.index(e), inplace=True)
+        if i % 100 == 0:
+            print(f"replace user_id {i}/{len(student_list)}")
+    print(f"replace user_id({len(student_list)}) in dataset")
+
+    dataset_data = dataset_data.rename(columns={"problem_id":"item_id"})
+    dataset_data.to_csv(dst_dataset_path, index=False)
+    shutil.copyfile(info_path, dst_info_path)
+    print(f"save files in {dir_path}")
+
+
+def generate_final_item_with_index(course):    
+    """
+    Convert the q matrix of non-indexed values into indexed ones, and output them to the final data set
+    """
+    print(f"generate final q-matrix with index of course {course}")
+    # file paths
+    dir_path = DATASET_DIR + f'{course}'
+    if not os.path.exists(dir_path):
+        os.makedirs(dir_path)
+    # output files
+    dst_item_path = dir_path + "/item.csv"
+
+    # info files
+    info_dir = DATASET_PRE_DIR + f"{course}/info/"
+    concept_list_file = info_dir+"concept_list.txt"
+    problem_list_file = info_dir+"problem_list.txt"
+    item_csv = DATASET_PRE_DIR + f"{course}/q.csv"
+
+    # read files
+    with open(concept_list_file, "r") as f:
+        data = f.read()
+    concept_list = data.strip("\n").split(", ")
+    with open(problem_list_file, "r") as f:
+        data = f.read()
+    problem_list = data.strip("\n").split(", ")
+
+    item_data = pd.read_csv(item_csv, dtype=object)
+
+    # index mapping
+    # replace knowledge_id in dataset
+    for i in range(len(item_data)):
+        knowledges = item_data.iloc[i]["knowledge_code"].strip("[").strip("]").split(", ")
+        res = []
+        for j in knowledges:
+            j = j.strip("\'")
+            res.append(concept_list.index(j))
+        item_data.iloc[i]["knowledge_code"] = res
+
+    # replace knowledge_id in q-matrix
+    for i, e in enumerate(problem_list):
+        item_data["item_id"].replace(e, problem_list.index(e), inplace=True)
+        if i % 100 == 0:
+            print(f"replace item_id {i}/{len(problem_list)}")
+    print(f"replace item_id({len(problem_list)}) in q-matrix")
+
+    item_data.to_csv(dst_item_path, index=False)
+    print(f"save files in {dir_path}")
+
+
+def split_dataset_src(course):
+    """
+    Split the dataset by train/valid/test set 7:1:2
+    """
+    print(f"split dataset of course {course}")
+    # data source
+    dataset_file = DATASET_DIR + f"{course}/dataset.csv"
+    # output files
+    train_file = DATASET_DIR + f"{course}/train.csv"
+    test_file = DATASET_DIR + f"{course}/test.csv"
+    valid_file = DATASET_DIR + f"{course}/valid.csv"
+
+    # create new csv
+    for i in [train_file, test_file, valid_file]:
+        if not os.path.exists(i):
+            content = []
+            df = pd.DataFrame(content, columns=['user_id', 'item_id','score'])
+            df.to_csv(i, index=False)
+
+    dataset_df = pd.read_csv(dataset_file)
+    user_group = dataset_df.groupby(["user_id"])
+    indices = user_group.indices
+    train_cnt = 0
+    test_cnt = 0
+    valid_cnt = 0
+    cnt = 0
+    total = len(user_group.groups)
+    for group in user_group.groups:
+        cnt += 1
+        index_list = indices[group]
+        length = len(index_list) 
+        shuffle(index_list)
+
+        # split data
+        if cnt%2==0:
+            train = index_list[:int(7*length/10)+1]
+            test = index_list[int(4*length/5)+1:]
+            valid = index_list[int(7*length/10)+1:int(4*length/5)+1]
+        else:
+            train = index_list[:int(7*length/10)]
+            test = index_list[int(4*length/5):]
+            valid = index_list[int(7*length/10):int(4*length/5)]
+        train_cnt += len(train)
+        test_cnt += len(test)
+        valid_cnt += len(valid)
+
+        # write according files
+        train_df = dataset_df.iloc[train]
+        train_df.to_csv(train_file, mode='a', header=False, index=False)
+        test_df = dataset_df.iloc[test]
+        test_df.to_csv(test_file, mode='a', header=False, index=False)
+        valid_df = dataset_df.iloc[valid]
+        valid_df.to_csv(valid_file, mode='a', header=False, index=False)
+        print(f"for user {group} train/valid/test count: {len(train)}/{len(valid)}/{len(test)}")
+
+        if cnt % 100 ==0:
+            print(f"student cnt/total: {cnt}/{total}")
+    
+    print(f"for {course} train/valid/test count: {train_cnt}/{valid_cnt}/{test_cnt}")
+
+if __name__ == '__main__':
+    parser = argparse.ArgumentParser()
+    parser.add_argument('--course', '-c', type=str, default="Java_programming")
+    args = parser.parse_args()
+
+    course = args.course
+    generate_pre_dataset_src(course)
+    generate_final_dataset_with_index(course)
+    generate_final_item_with_index(course)
+    split_dataset_src(course)
\ No newline at end of file
diff --git a/structured data/course_info/Assembly_language_programming/problem_set.csv b/structured data/course_info/Assembly_language_programming/problem_set.csv
new file mode 100644
index 0000000000000000000000000000000000000000..ad90537b00f19389af8ce787912a095ce1d0ddc3
--- /dev/null
+++ b/structured data/course_info/Assembly_language_programming/problem_set.csv	
@@ -0,0 +1,176 @@
+problem_set_id,start_at,end_at
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diff --git a/structured data/course_info/Assembly_language_programming/user_group_problem_set.csv b/structured data/course_info/Assembly_language_programming/user_group_problem_set.csv
new file mode 100644
index 0000000000000000000000000000000000000000..55441063e38ffccbaaaf5081d81daa8b610da8e7
--- /dev/null
+++ b/structured data/course_info/Assembly_language_programming/user_group_problem_set.csv	
@@ -0,0 +1,255 @@
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index 0000000000000000000000000000000000000000..bab63b03130be333b5f06fa244ce8794de71d3c9
--- /dev/null
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diff --git a/structured data/course_info/Compilation_principle/problem_set.csv b/structured data/course_info/Compilation_principle/problem_set.csv
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+1105255803709804544,2019-03-25 00:00:00,2019-04-14 23:59:00
+1111848470497693696,2019-03-30 12:00:00,2019-04-16 12:00:00
+1115597658508705792,2019-04-09 20:46:00,2019-05-19 23:59:00
+1132447083831783424,2019-06-04 08:45:00,2019-06-23 23:45:00
+1141493597032112128,2019-06-20 07:02:00,2019-06-23 20:00:00
+1174080258408984576,2019-09-18 05:56:00,2019-09-26 17:00:00
+1175930424066019328,2019-09-26 19:00:00,2019-09-26 19:40:00
+1185831254782611456,2019-10-21 19:00:00,2019-10-21 19:40:00
+1188108594026934272,2019-10-27 19:00:00,2019-10-27 19:40:00
+1208973353833406464,2019-12-23 12:50:00,2019-12-24 12:50:00
+1211098026998185984,2019-12-30 16:00:00,2019-12-31 16:00:00
+1230439642213535744,2020-02-24 00:00:00,2020-03-10 00:00:00
+1231205400107438080,2020-02-24 00:00:00,2020-03-23 23:12:00
+1243133907206283264,2020-03-26 19:12:00,2020-04-16 23:59:00
+1249525748277854208,2020-04-13 10:31:00,2020-05-31 23:31:00
+1250004807789199360,2020-06-01 00:00:00,2020-06-22 00:00:00
+1263343199411585024,2020-05-22 08:30:00,2020-05-22 10:55:00
+1275684107781132288,2020-06-24 14:55:00,2020-06-30 12:55:00
+1276884652848050176,2020-06-27 22:24:00,2020-06-27 23:30:00
+1276889112768925696,2020-06-27 22:43:00,2020-06-27 23:30:00
+1277050950655660032,2020-06-28 09:27:00,2020-06-28 11:00:00
+1277078029963096064,2020-06-30 14:00:00,2020-06-30 15:40:00
+1280341072441298944,2020-07-07 14:30:00,2020-07-07 16:40:00
+1305423778978066432,2020-09-14 19:00:00,2020-09-14 20:40:00
+1318731828233621504,2020-10-22 14:00:00,2020-10-22 15:40:00
+1327948371598143488,2020-11-15 20:14:00,2020-11-30 22:14:00
+1328167755516104704,2020-11-19 14:00:00,2020-11-19 15:40:00
+1336210283963904000,2020-12-10 14:00:00,2020-12-10 15:40:00
+1336483210211180544,2020-12-09 09:29:00,2020-12-09 17:29:00
+1341579680662962176,2020-12-24 06:00:00,2021-01-06 23:59:00
+1342007769054330880,2020-12-25 06:00:00,2021-01-06 23:59:00
+1347139111345278976,2021-01-07 19:12:00,2021-01-07 19:30:00
+1347143009376227328,2021-01-07 19:34:00,2021-01-07 21:30:00
+1347254687174230016,2021-01-08 18:00:00,2021-01-20 02:47:00
+1347777721980321792,2021-01-09 15:03:00,2021-01-09 17:28:00
+1347783094795661312,2021-01-09 14:45:00,2021-01-09 16:40:00
+1368118045758984192,2021-03-07 00:00:00,2021-07-04 00:00:00
+1368120373027278848,2021-03-09 00:00:00,2021-07-04 00:00:00
+1371721106918739968,2021-03-16 19:00:00,2021-03-16 20:40:00
+1379059580551331840,2021-04-05 21:12:00,2021-07-04 00:00:00
+1379060178197708800,2021-04-12 00:00:00,2021-07-04 00:00:00
+1379611325853704192,2021-04-08 14:00:00,2021-04-08 15:40:00
+1381108008650780672,2021-05-11 08:00:00,2021-05-11 10:00:00
+1382511657320333312,2021-04-15 14:35:00,2021-04-15 16:20:00
+1386616178803179520,2021-04-28 19:30:00,2021-04-28 21:30:00
+1395641674573254656,2021-05-21 15:23:00,2021-05-27 13:30:00
+1396739732984078336,2021-05-27 14:00:00,2021-05-27 15:40:00
+1398918887750782976,2021-06-07 00:00:00,2021-06-28 00:00:00
+1406481913770123264,2021-06-20 13:19:00,2021-06-20 16:19:00
+1406628845599244288,2021-07-04 14:30:00,2021-07-04 17:50:00
+1408290325794492416,2021-06-25 13:05:00,2021-06-25 15:05:00
+1409886434425323520,2021-06-23 22:47:00,2021-06-24 00:47:00
+1409887104469581824,2021-07-04 14:30:00,2021-07-04 17:50:00
+1409890045516427264,2021-07-04 14:30:00,2021-07-04 17:50:00
+1421472382753443840,2016-01-01 08:00:00,2038-01-18 08:00:00
+1432263501927088128,2021-09-02 08:50:00,2021-09-02 12:10:00
+1437591196493336576,2021-09-14 19:00:00,2021-09-14 21:40:00
+1450650981188386816,2021-10-20 10:30:00,2021-10-21 12:50:00
+1450722582516875264,2021-10-21 14:00:00,2021-10-21 15:40:00
+1462613175288266752,2021-11-25 14:00:00,2021-11-25 15:40:00
+1462624438558982144,2021-12-01 19:00:00,2021-12-01 20:40:00
+1473101910953832448,2021-12-21 09:19:00,2021-12-21 17:50:00
+1474805722737868800,2021-12-26 08:00:00,2021-12-30 23:00:00
+1479336624974868480,2022-01-07 14:30:00,2022-01-07 16:10:00
+1480382498777186304,2022-01-10 14:42:00,2022-01-10 16:40:00
+1498472942661181440,2022-03-01 09:38:00,2022-07-01 23:38:00
+1498933942445805568,2022-03-05 14:00:00,2022-03-05 15:40:00
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+1500809572830330880,2022-03-07 20:23:00,2022-04-05 22:23:00
+1502904715868626944,,
+1508261612421853184,2022-03-29 08:30:00,2022-03-29 11:00:00
+1509816664970588160,2022-04-07 19:30:00,2022-04-07 21:30:00
+1514411760067764224,2022-04-14 09:12:00,2022-04-21 13:12:00
+1516358014998048768,2022-04-20 10:20:00,2022-04-20 13:00:00
+1517551339420950528,2022-04-23 01:09:00,2022-04-30 03:09:00
+1520925000595492864,2022-05-02 14:00:00,2022-05-02 15:40:00
+1524174970580795392,2022-05-11 07:49:00,2022-05-18 09:49:00
+1525633937043525632,2022-05-15 08:26:00,2022-05-19 14:26:00
+1526110900652924928,2022-05-19 14:00:00,2022-05-19 15:40:00
+1529629559015063552,,
+1529694004613447680,2022-06-10 18:00:00,2022-06-10 21:00:00
+1530072220788314112,2022-05-27 14:22:00,2022-06-30 16:22:00
+1530882316728500224,2022-06-05 15:17:00,2022-06-19 17:17:00
+1537226869685600256,2022-06-16 08:12:00,2022-07-03 23:12:00
+1539235451205574656,,
+1539241809774632960,2022-06-21 21:39:00,2022-06-26 19:53:00
+1539985270723297280,2022-06-27 15:00:00,2022-06-27 17:00:00
+1552566119183777792,2022-07-28 16:06:00,2022-07-31 18:06:00
+1557389817372532736,2022-08-10 23:33:00,2023-07-08 01:33:00
+1561954641549078528,,
+1565172209138343936,2022-09-01 10:57:00,2022-09-04 12:57:00
+1565321061241782272,2022-09-01 20:55:00,2022-09-01 22:49:00
+1565322902767738880,2022-09-02 08:00:00,2022-09-04 23:59:00
+1577933851971940352,2022-10-06 15:52:00,2022-10-20 10:00:00
+1579378662289698816,2022-10-10 15:48:00,2022-11-24 14:00:00
+1581561001174364160,2022-10-19 08:00:00,2022-10-19 09:15:00
+1035363783457898496,2018-08-31 09:33:00,2018-09-01 09:33:00
+1131137225312464896,2019-05-22 18:00:00,2019-06-16 23:59:00
+1165793217917616128,2019-08-26 08:58:00,2020-01-10 10:58:00
+1165802559681200128,2019-08-26 09:44:00,2019-08-26 11:44:00
+1167640813258952704,2019-08-31 11:28:00,2019-09-05 17:00:00
+1167974197550141440,2019-09-01 09:34:00,2019-09-01 11:34:00
+1168114943523573760,2019-09-01 16:38:00,2019-09-05 11:38:00
+1168798154637488128,2019-09-03 16:10:00,2019-09-03 16:20:00
+1168990559466729472,2019-09-05 19:10:00,2019-09-05 20:30:00
+1169500259669028864,2019-09-05 14:39:00,2019-09-05 16:39:00
+1169501876669689856,2019-09-05 14:45:00,2019-09-05 16:45:00
+1183548564850888704,2019-10-21 18:20:00,2019-10-21 18:30:00
+1188130430798295040,2019-10-27 00:27:00,2019-10-31 18:00:00
+1188132050105823232,2019-10-27 00:34:00,2019-10-31 18:00:00
+1189706002058100736,2019-10-31 19:00:00,2019-10-31 20:10:00
+1192676055368232960,2019-11-08 14:00:00,2019-11-08 15:00:00
+1194071536036122624,2019-11-12 09:55:00,2019-11-20 12:55:00
+1196260550105272320,2019-11-18 10:53:00,2019-11-21 17:00:00
+1196946654399721472,2019-11-21 19:00:00,2019-11-21 20:10:00
+1197407140685713408,2019-11-21 14:50:00,2019-11-26 20:00:00
+1198776622851190784,2019-11-25 09:32:00,2019-11-26 13:20:00
+1199128119422128128,2019-11-26 08:46:00,2019-11-28 15:00:00
+1199516146619289600,2019-11-28 16:00:00,2019-11-28 17:40:00
+1199615927710552064,2019-11-27 17:00:00,2019-11-29 19:00:00
+1199629901554421760,2019-11-27 18:03:00,2019-11-27 18:07:00
+1200601423249051648,2019-12-02 19:00:00,2019-12-02 20:40:00
+1209776623116034048,2019-12-26 18:00:00,2019-12-30 23:59:00
+1210880778731724800,2019-12-28 19:09:00,2020-01-02 19:09:00
+1250003714409644032,2020-05-18 00:00:00,2020-06-08 02:00:00
+1254315886657589248,2020-04-26 08:23:00,2020-06-12 23:23:00
+1265917737362079744,2020-05-29 19:30:00,2020-05-29 21:00:00
+1266749577543106560,2020-05-30 23:12:00,2020-06-28 07:12:00
+1266892481272037376,2020-05-31 08:39:00,2020-06-12 12:00:00
+1266932943152308224,2020-05-31 11:21:00,2020-05-31 13:21:00
+1269091784602247168,2020-06-07 16:00:00,2020-06-07 17:40:00
+1269235052031860736,2020-06-28 08:30:00,2020-06-28 11:30:00
+1276748278341824512,2020-06-28 08:30:00,2020-06-28 11:50:00
+1277570424974602240,2020-06-29 20:00:00,2020-06-30 11:50:00
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+1278903848893976576,2020-07-06 15:00:00,2020-07-06 17:20:00
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+1308232575320784896,2020-09-23 19:00:00,2020-09-23 19:50:00
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+1308294404730454016,2020-09-22 14:50:00,2020-09-22 16:50:00
+1320528651348725760,2020-10-28 14:10:00,2020-10-28 16:10:00
+1336170858316120064,2020-12-08 12:48:00,2020-12-08 14:48:00
+1370277130864484352,2021-03-12 15:33:00,2021-03-15 15:33:00
+1371362185674285056,2021-03-15 15:22:00,2021-03-18 13:22:00
+1372002169729699840,2021-03-18 14:00:00,2021-03-18 15:40:00
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+1386482013793386496,2021-04-26 08:46:00,2021-06-14 10:46:00
+1388609301564923904,2021-05-02 05:39:00,2021-05-06 14:00:00
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+1392722502695911424,2021-05-13 14:30:00,2021-05-13 16:10:00
+1394818657529778176,2021-05-19 14:00:00,2021-05-19 16:00:00
+1398917837300080640,2021-05-31 00:00:00,2021-07-04 00:00:00
+1398920769248600064,2021-06-06 00:00:00,2021-06-06 23:59:00
+1402147696303382528,2021-06-14 00:00:00,2021-06-14 23:59:00
+1405344596879515648,2021-06-17 09:59:00,2021-07-11 09:25:00
+1409425366881058816,2021-06-28 16:14:00,2021-07-31 18:14:00
+1421677152910012416,2016-01-01 08:00:00,2038-01-18 08:00:00
+1440426272924004352,2021-09-23 14:00:00,2021-09-23 15:40:00
+1440652837302001664,2021-09-22 20:21:00,2021-09-23 13:21:00
+1455797072507482112,2021-11-03 15:16:00,2021-11-11 12:00:00
+1455798374363754496,2021-11-03 15:24:00,2021-11-11 12:00:00
+1457891114597089280,2021-11-11 14:00:00,2021-11-11 15:40:00
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+1500752179815694336,2022-03-07 16:35:00,2022-03-20 23:59:00
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+1505708978617200640,2022-03-21 08:51:00,2022-07-02 23:51:00
+1514206720652898304,2022-04-13 19:39:00,2022-05-30 19:16:00
+1515887143008509952,2022-04-21 14:00:00,2022-04-21 15:55:00
+1516595230726664192,2022-05-02 08:58:00,2022-06-17 10:58:00
+1516599544178438144,2022-04-20 10:07:00,2022-07-01 12:07:00
+1517409125504032768,2022-04-22 15:44:00,2022-05-02 13:00:00
+1519243296252112896,2022-04-27 17:11:00,2022-06-20 10:00:00
+1520990592597852160,2022-05-09 10:25:00,2022-05-09 12:25:00
+1525449668367114240,2022-05-14 20:15:00,2022-05-30 19:16:00
+1529613509535956992,2022-05-29 08:00:00,2022-05-29 22:00:00
+1529694522983301120,2022-06-10 18:00:00,2022-06-10 21:00:00
+1565627908439994368,2022-09-03 14:00:00,2022-09-03 15:40:00
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+1569524144712912896,2022-09-13 11:10:00,2022-09-15 12:10:00
+1569977334935781376,2022-09-15 14:00:00,2022-09-15 15:40:00
+1572131503389995008,2022-09-22 08:00:00,2022-09-22 16:10:00
+1579290112688910336,2022-10-20 16:20:00,2022-10-20 18:00:00
+1582648402584006656,2022-10-19 16:22:00,2022-11-06 23:59:00
+1584729935453237248,2022-10-25 10:12:00,2022-11-10 14:12:00
+1584730175493251072,2022-10-25 10:14:00,2022-11-10 14:14:00
+1589965432898048000,2022-11-10 16:20:00,2022-11-10 18:00:00
+1112214755280052224,2019-03-31 12:46:00,2019-04-28 12:35:00
+1199210060322344960,2019-11-26 15:15:00,2019-11-26 15:19:00
+1250982973840179200,2020-04-17 11:00:00,2020-10-01 19:00:00
+1255066868039802880,2020-04-28 17:30:00,2021-04-09 19:30:00
+1266654454515843072,2020-05-30 16:55:00,2020-07-17 18:55:00
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+1272728943482552320,2020-06-16 11:11:00,2020-06-30 13:11:00
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+1280399683934793728,2020-07-07 15:13:00,2020-07-07 17:13:00
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+1331437871696752640,2020-11-25 11:20:00,2020-12-02 00:00:00
+1336194715856695296,2020-12-08 14:50:00,2020-12-09 14:14:00
+1347781558313058304,2021-01-09 15:00:00,2021-01-09 17:30:00
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+1407275538150948864,2021-06-22 17:53:00,2021-07-01 17:00:00
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+1472215829965815808,2022-04-16 19:23:00,2022-04-16 21:23:00
+1474810676744667136,2021-12-26 08:00:00,2021-12-30 14:22:00
+1502937818246930432,2022-04-14 13:15:00,2022-04-14 13:25:00
+1509865331563204608,2022-04-01 20:06:00,2022-04-02 22:06:00
+1510196471918632960,2022-04-03 18:03:00,2022-04-10 23:59:00
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+1512985360043483136,2022-04-10 10:45:00,2022-07-02 23:45:00
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+1513859598677925888,2022-04-11 20:39:00,2022-04-25 23:59:00
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+1520932924831137792,2022-05-02 09:06:00,2022-07-01 23:06:00
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diff --git a/structured data/course_info/Compilation_principle/user_group_problem_set.csv b/structured data/course_info/Compilation_principle/user_group_problem_set.csv
new file mode 100644
index 0000000000000000000000000000000000000000..a5264afc5d069840b5ded7eaafac8344436c1878
--- /dev/null
+++ b/structured data/course_info/Compilation_principle/user_group_problem_set.csv	
@@ -0,0 +1,566 @@
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diff --git a/structured data/course_info/Computer_and_problem_solving/problem_set.csv b/structured data/course_info/Computer_and_problem_solving/problem_set.csv
new file mode 100644
index 0000000000000000000000000000000000000000..7da585383dc6e3e66f17f1aedde9f704fe094662
--- /dev/null
+++ b/structured data/course_info/Computer_and_problem_solving/problem_set.csv	
@@ -0,0 +1,371 @@
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+1590640904015302656,2022-11-10 18:00:00,2022-11-10 18:42:00
+1120253250350739456,2019-04-22 16:08:00,2023-04-22 16:08:00
+1173411727208099840,2019-09-16 15:40:00,2019-09-30 23:59:00
+1173624515822104576,2019-09-17 08:46:00,2019-10-08 23:59:00
+1175950453507592192,2019-09-30 15:00:00,2019-10-21 23:59:00
+1175966021593829376,2019-09-23 12:50:00,2019-09-29 23:59:00
+1178540077884395520,2019-09-30 13:30:00,2019-10-07 23:59:00
+1185765120662261760,2019-10-21 13:00:00,2019-10-21 23:59:00
+1189740534241075200,2019-11-04 08:00:00,2019-11-18 23:59:00
+1191626139774521344,2019-11-11 08:00:00,2019-11-29 23:59:00
+1191626355395309568,2019-11-11 08:00:00,2019-11-29 23:59:00
+1191626632735264768,2019-11-11 08:00:00,2019-11-29 23:59:00
+1193710183500910592,2019-11-11 13:30:00,2019-11-18 23:59:00
+1195980142281125888,2019-11-18 13:18:00,2019-11-18 23:59:00
+1201170194707673088,2019-12-02 15:03:00,2019-12-09 23:59:00
+1206235597440868352,2019-12-16 13:31:00,2019-12-23 23:59:00
+1207848945102299136,2019-12-23 15:22:00,2019-12-23 23:59:00
+1207850345358106624,2019-12-30 15:27:00,2019-12-30 23:59:00
+1211543378943492096,2019-12-30 15:03:00,2020-01-10 23:59:00
+1211545398890938368,2019-12-30 15:11:00,2020-01-11 23:59:00
+1211574211741958144,2019-12-30 17:05:00,2020-01-11 23:59:00
+1223822774967095296,2016-01-01 08:00:00,2038-01-18 08:00:00
+1232658272968945664,2020-02-26 21:26:00,2021-02-12 23:26:00
+1232662577981599744,2020-02-26 21:43:00,2021-02-18 23:43:00
+1234354219184730112,2016-01-01 08:00:00,2038-01-18 08:00:00
+1245653586269614080,2020-04-02 18:04:00,2020-04-09 20:04:00
+1273571678699569152,2020-06-18 18:59:00,2020-06-18 20:59:00
+1273574869965135872,2020-06-18 19:14:00,2020-06-18 21:14:00
+1303704559651483648,2020-09-09 22:38:00,2021-02-07 00:38:00
+1307576654001274880,2020-09-21 10:05:00,2020-10-05 23:59:00
+1312391751395827712,2020-10-12 00:56:00,2020-11-08 23:59:00
+1315576705579802624,2020-10-12 16:54:00,2021-02-28 18:54:00
+1315838238285160448,2020-11-12 10:13:00,2020-12-31 12:13:00
+1315920169714638848,2020-10-13 15:38:00,2020-10-13 17:38:00
+1317765993159577600,2020-10-18 17:54:00,2021-10-01 19:54:00
+1322724064285114368,2020-11-01 10:15:00,2020-12-13 22:00:00
+1323998530919161856,2020-11-04 22:39:00,2021-01-25 23:59:00
+1327152492708524032,2020-11-13 15:31:00,2020-11-30 17:31:00
+1327153377949929472,2020-11-13 15:36:00,2020-11-30 17:36:00
+1332833473110257664,2020-11-30 07:46:00,2020-12-14 23:59:00
+1334171010416291840,2020-12-02 08:00:00,2020-12-16 23:00:00
+1334295525947387904,2020-12-07 07:50:00,2020-12-30 17:00:00
+1334485357569536000,2020-12-04 00:00:00,2021-01-24 15:00:00
+1334487019017236480,2020-12-04 00:00:00,2021-01-28 18:00:00
+1335949490366529536,2020-12-07 22:08:00,2020-12-31 00:08:00
+1336505265329303552,2020-12-09 10:57:00,2021-12-01 12:57:00
+1337920503312314368,2020-12-13 08:41:00,2021-12-01 10:41:00
+1338379030690557952,2020-12-14 15:02:00,2020-12-14 17:02:00
+1338510324536000512,2020-12-14 23:50:00,2020-12-31 23:59:00
+1338628624531877888,2020-12-15 07:33:00,2021-12-14 09:33:00
+1339769413676855296,2020-12-21 11:07:00,2021-01-04 23:59:00
+1343754708145143808,2020-12-29 11:03:00,2021-12-25 13:03:00
+1346297844235313152,2021-01-05 11:29:00,2021-01-07 10:33:00
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+1347010048903421952,2021-01-07 10:39:00,2021-01-28 20:39:00
+1347010800195207168,2021-01-07 10:42:00,2021-01-28 20:42:00
+1347011032778100736,2021-01-07 10:43:00,2021-01-28 20:43:00
+1347375534774972416,2021-01-08 10:52:00,2022-01-06 12:52:00
+1347470324032106496,2021-01-08 17:08:00,2021-12-31 19:08:00
+1348647253108416512,2021-01-11 23:05:00,2021-01-12 01:05:00
+1348648791369412608,2021-01-11 23:11:00,2021-01-12 01:11:00
+1348649203559038976,2021-01-11 23:13:00,2021-01-12 01:13:00
+1348649529071988736,2021-01-11 23:14:00,2021-01-12 01:14:00
+1350565443479273472,2021-01-17 08:00:00,2021-01-19 23:59:00
+1367367600547565568,2021-03-04 14:53:00,2021-05-28 05:58:00
+1380432769209942016,2021-04-09 16:09:00,2022-04-08 18:09:00
+1384344931099078656,2021-04-20 11:14:00,2022-04-18 13:14:00
+1386486948408819712,2021-04-26 09:06:00,2021-05-23 23:59:00
+1386627684806656000,2021-04-26 18:25:00,2021-06-30 00:00:00
+1391399048402993152,2021-05-20 15:45:00,2021-05-20 18:05:00
+1393399367790297088,2021-05-15 10:54:00,2021-05-18 12:54:00
+1394223517408808960,2021-05-17 17:28:00,2021-06-30 19:28:00
+1431191427493879808,2021-08-27 17:46:00,2021-09-15 19:46:00
+1440564584951537664,2021-09-22 14:31:00,2021-10-31 23:59:00
+1442443960492969984,2021-10-28 08:00:00,2021-11-24 14:00:00
+1442506256971935744,2021-09-28 08:07:00,2021-10-05 23:59:00
+1452197764969164800,2021-10-26 16:57:00,2021-11-03 23:59:00
+1452241995821641728,2021-10-28 08:00:00,2021-10-28 17:00:00
+1458593397400596480,2021-11-11 08:31:00,2021-11-16 10:10:00
+1462358991577399296,2021-11-23 17:54:00,2021-12-07 23:59:00
+1467840692035145728,2021-12-06 20:56:00,2021-12-26 23:59:00
+1503956834124967936,2022-03-16 12:49:00,2022-06-30 14:49:00
+1518478583449444352,2022-04-25 19:00:00,2022-04-25 21:00:00
+1551075741880393728,,
+1563450764843429888,2022-08-27 16:57:00,2023-08-26 18:57:00
+1563811463121756160,2022-08-29 14:20:00,2022-08-30 14:20:00
+1563912184479506432,2022-08-29 16:20:00,2022-08-30 16:30:00
+1564185168247156736,2023-02-04 08:00:00,2023-02-05 23:59:00
+1565184321399091200,2022-09-01 11:46:00,2022-12-31 13:46:00
+1565184535245692928,2022-09-01 11:47:00,2022-12-31 13:47:00
+1569924759804903424,2022-09-14 13:42:00,2023-01-12 15:42:00
+1570194369716350976,2022-09-15 16:15:00,2022-09-15 17:46:00
+1575036756209020928,2022-09-28 16:16:00,2022-12-31 23:59:00
+1577276497047724032,2022-10-04 20:35:00,2022-12-04 23:59:00
+1583360367765889024,,
+1587300280008470528,2022-11-01 12:27:00,2023-03-01 14:27:00
+1587425395442479104,,
+1587599679532068864,2022-11-02 08:16:00,2022-11-30 22:00:00
+1587671025985282048,2022-11-15 12:59:00,2022-11-30 14:59:00
+1587703587147374592,2022-11-10 15:08:00,2022-11-24 23:59:00
+1588589275153723392,2022-12-09 00:00:00,2022-12-16 23:59:00
+1042955662331891712,2018-09-23 13:15:00,2018-10-06 23:59:00
+1042958451221090304,2018-09-23 13:15:00,2018-10-06 23:59:00
+1043365542255546368,2018-09-25 20:03:00,2018-10-02 23:59:00
+1043368937997627392,2018-10-08 18:03:00,2018-10-15 23:59:00
+1047661704430395392,2018-10-07 13:15:00,2018-10-20 23:59:00
+1047663215738789888,2018-10-07 13:15:00,2018-10-20 23:59:00
+1051851686871343104,2018-10-16 19:01:00,2018-10-30 23:59:00
+1052820661340000256,2018-10-21 13:15:00,2018-11-04 23:59:00
+1052821501668794368,2018-10-21 13:15:00,2018-11-04 23:59:00
+1054267225572954112,2018-10-23 14:16:00,2018-10-30 23:59:00
+1062018382136098816,2018-11-20 19:00:00,2018-11-27 23:59:00
+1062147427591036928,2018-11-13 08:38:00,2018-11-27 23:59:00
+1072143400991780864,2018-12-11 18:56:00,2018-12-18 23:59:00
+1078493360521084928,2018-12-28 14:29:00,2019-01-15 23:59:00
+1201651401773969408,2019-12-03 08:05:00,2019-12-03 09:35:00
+1223549234623696896,2016-01-01 08:00:00,2038-01-18 08:00:00
+1313412432577290240,2020-10-06 17:34:00,2021-01-31 23:59:00
+1313412884622598144,2020-10-06 17:36:00,2021-01-31 23:59:00
+1313413889695277056,2020-10-06 17:40:00,2021-02-07 23:59:00
+1314938615974649856,2020-10-12 20:00:00,2020-10-27 23:59:00
+1317745896357482496,2020-10-19 15:33:00,2020-10-26 23:59:00
+1317813443392090112,2020-10-19 18:01:00,2020-11-02 23:59:00
+1320392681840300032,2020-10-26 08:51:00,2020-11-02 23:59:00
+1334377170675224576,2020-12-03 14:10:00,2020-12-03 15:30:00
+1337240648849899520,2020-12-11 11:38:00,2020-12-11 23:59:00
+1337272152980275200,2020-12-11 14:10:00,2020-12-11 15:30:00
+1339032550817165312,2020-12-16 10:40:00,2020-12-16 11:30:00
+1340982650640875520,2020-12-21 19:28:00,2020-12-21 23:59:00
+1342306327074717696,2020-12-25 14:05:00,2020-12-25 15:35:00
+1346065690318426112,2021-01-04 20:06:00,2021-01-17 23:59:00
+1347010445533249536,2021-01-07 10:41:00,2021-01-28 20:41:00
+1348649797159317504,2021-01-11 23:15:00,2021-01-12 01:15:00
+1352480805896585216,2021-01-22 12:58:00,2021-12-03 14:58:00
+1364082178240380928,2021-02-23 13:17:00,2021-02-23 15:17:00
+1381849836400230400,2021-04-17 09:00:00,2021-06-17 22:00:00
+1392094740540882944,2021-05-11 20:29:00,2021-05-18 22:00:00
+1417454965717291008,2021-07-20 16:30:00,2021-07-27 18:30:00
+1420302933131255808,2021-07-28 16:39:00,2021-07-28 18:39:00
+1431822572338429952,2021-08-29 11:27:00,2021-08-29 13:27:00
+1441303706410651648,2021-09-24 15:50:00,2022-09-23 23:59:00
+1447755205050503168,2021-10-12 10:39:00,2021-12-21 12:00:00
+1450296993024700416,2021-10-19 11:03:00,2021-11-10 23:59:00
+1470063646277222400,2021-12-14 20:10:00,2021-12-21 23:59:00
+1472931060929118208,2021-12-20 22:04:00,2022-01-08 23:59:00
+1492349021229744128,2022-02-12 12:03:00,2022-09-01 12:03:00
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+1498556134964772864,2022-03-01 15:08:00,2022-03-01 17:08:00
+1498556987985543168,2022-03-01 15:13:00,2022-03-13 23:59:00
+1498558956681957376,2022-03-14 12:00:00,2022-03-27 23:59:00
+1498559327445848064,2022-03-20 12:00:00,2022-04-03 23:59:00
+1498567191666794496,2022-03-01 15:53:00,2022-03-13 23:59:00
+1498614757673013248,2022-03-01 19:02:00,2022-03-04 21:02:00
+1503900322714816512,2022-03-16 09:05:00,2022-03-31 23:59:00
+1504617967836999680,2022-03-19 12:00:00,2022-04-03 23:59:00
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+1526747259931508736,2022-05-18 10:11:00,2022-06-11 09:11:00
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+1527967028206817280,2022-05-28 08:10:00,2022-05-28 10:00:00
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+1531614217869180928,2022-05-31 20:33:00,2022-05-31 23:33:00
+1536168318502428672,2022-06-13 10:27:00,2022-06-13 10:55:00
+1537451430435876864,2022-06-20 14:30:00,2022-06-20 16:30:00
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+1539962701710344192,2022-06-23 21:40:00,2022-06-23 23:24:00
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+1561978930906148864,2022-08-23 15:29:00,2022-08-23 17:29:00
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+1565565476073963520,2022-09-02 23:59:00,2022-09-12 23:59:00
+1565568167542067200,2022-09-03 00:00:00,2022-09-13 00:00:00
+1565870650428551168,2022-09-03 09:25:00,2022-09-03 10:25:00
+1566618603497783296,2022-09-05 10:45:00,2022-09-05 12:45:00
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+1566973956567801856,2022-09-06 10:17:00,2022-12-31 12:17:00
+1568536340524634112,2022-09-17 00:00:00,2022-09-24 23:59:00
+1569617170999209984,2022-09-13 17:20:00,2022-09-30 00:00:00
+1572068843784957952,2022-09-20 11:41:00,2022-12-31 13:41:00
+1573270629044645888,2022-09-24 08:20:00,2022-09-24 10:00:00
+1573873934062268416,2022-10-03 11:14:00,2022-10-31 13:14:00
+1574377994922078208,2022-09-26 20:37:00,2022-11-01 22:37:00
+1575043119605547008,2022-09-28 16:41:00,2022-12-31 18:41:00
+1579373914392092672,2022-10-10 15:30:00,2022-11-20 22:30:00
+1579499344772198400,2022-10-10 23:48:00,2022-10-24 23:59:00
+1579500522469851136,2022-10-10 23:53:00,2022-10-18 23:59:00
+1580014184917893120,2022-10-12 09:54:00,2022-10-27 22:54:00
+1580460434167431168,2022-10-13 15:27:00,2022-10-20 18:25:00
+1580947669711056896,2022-10-14 23:43:00,2022-10-15 01:43:00
+1581624543122550784,2022-10-16 20:33:00,2022-12-31 22:33:00
+1583832714327244800,2016-01-01 08:00:00,2038-01-18 08:00:00
+1584571892736339968,2022-10-24 23:44:00,2022-11-14 23:59:00
+1586155202808414208,,
+1586657801202597888,2022-10-30 17:54:00,2022-11-06 23:59:00
+1587097783348264960,2022-10-31 23:02:00,2022-11-08 23:59:00
+1587448233796857856,2022-11-03 14:15:00,2022-11-03 18:05:00
+1589204585460301824,2022-11-07 01:00:00,2022-11-15 23:00:00
+1589205164987285504,2022-11-07 01:00:00,2022-11-15 23:00:00
+1590893338713251840,,
+1591215333107683328,2022-11-12 07:44:00,2022-11-26 23:59:00
+1069866810786897920,2018-12-04 16:05:00,2019-01-08 23:59:00
+1074869992339943424,2018-12-18 11:32:00,2018-12-18 11:51:00
+1074873824570650624,2018-12-18 14:10:00,2018-12-18 15:30:00
+1082178487231119360,2019-01-07 15:16:00,2019-01-15 23:59:00
+1082422050384715776,2019-01-08 14:05:00,2019-01-08 17:00:00
+1106402651597512704,2019-03-15 11:45:00,2019-03-15 20:45:00
+1106783189286068224,2019-03-16 13:02:00,2019-03-17 13:02:00
+1106826431620784128,2019-03-16 18:10:00,2019-03-16 22:10:00
+1106930616106434560,2019-03-16 23:00:00,2019-03-29 23:00:00
+1112908775593558016,2019-04-02 09:43:00,2019-07-05 23:59:00
+1132942706288914432,2019-05-27 17:25:00,2019-05-28 17:25:00
+1132949676337164288,2019-05-27 18:00:00,2020-05-30 18:00:00
+1132996175045619712,2019-05-27 21:05:00,2020-05-16 21:05:00
+1154329012176285696,2019-07-25 17:54:00,2020-07-03 19:54:00
+1178552249532305408,2019-09-30 15:07:00,2019-10-21 23:59:00
+1193712090785148928,2019-11-11 13:30:00,2019-11-18 23:59:00
+1198590560614903808,2019-11-25 15:12:00,2019-12-23 23:59:00
+1205147761778155520,2019-12-12 23:29:00,2019-12-30 23:59:00
+1209121256585510912,2019-12-24 08:00:00,2019-12-24 09:35:00
+1209298142053744640,2019-12-24 10:21:00,2020-01-07 23:59:00
+1223106305048334336,2016-01-01 08:00:00,2038-01-18 08:00:00
+1223213205941276672,2016-01-01 08:00:00,2038-01-18 08:00:00
+1281200793813561344,2020-07-10 18:00:00,2020-07-10 19:30:00
+1281552456693116928,2020-07-10 19:33:00,2020-07-31 19:33:00
+1333343332872269824,2020-11-30 17:32:00,2020-12-21 23:59:00
+1374651587435278336,2021-03-24 17:30:00,2021-03-26 23:59:00
+1374654298687868928,2021-03-24 17:27:00,2021-03-26 23:57:00
+1374655750802092032,2021-03-24 17:35:00,2021-03-26 23:35:00
+1450381240494321664,2021-10-19 16:39:00,2021-10-22 18:00:00
+1450480406801301504,2021-10-19 23:13:00,2021-10-21 22:13:00
+1450631425535766528,2021-10-28 13:30:00,2021-10-28 16:30:00
+1450752229556240384,2021-10-21 10:00:00,2021-10-21 14:00:00
+1452815147052199936,2021-10-28 13:30:00,2021-10-28 16:00:00
+1453151712861351936,2021-10-27 08:08:00,2021-10-28 10:08:00
+1457988823455805440,2021-11-09 16:28:00,2021-12-05 09:17:00
+1460085586349223936,2021-11-15 11:21:00,2021-11-15 13:21:00
+1460946069794652160,2021-11-17 18:20:00,2021-12-01 23:59:00
+1461153547467685888,2021-11-18 10:05:00,2021-12-17 12:05:00
+1461167444663169024,2021-11-18 11:00:00,2021-11-18 13:00:00
+1462064407022518272,,
+1462190005557096448,2021-11-21 14:00:00,2021-11-21 15:35:00
+1462765613680279552,2021-11-23 08:20:00,2022-01-04 22:40:00
+1464432163076292608,2021-12-04 13:40:00,2021-12-04 20:40:00
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diff --git a/structured data/course_info/Computer_and_problem_solving/user_group_problem_set.csv b/structured data/course_info/Computer_and_problem_solving/user_group_problem_set.csv
new file mode 100644
index 0000000000000000000000000000000000000000..d20ae6389c66ae4f3d83cfca51690d2a4e64db37
--- /dev/null
+++ b/structured data/course_info/Computer_and_problem_solving/user_group_problem_set.csv	
@@ -0,0 +1,378 @@
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diff --git a/structured data/course_info/Computer_system_fundamentals/user_group_member.csv b/structured data/course_info/Computer_system_fundamentals/user_group_member.csv
new file mode 100644
index 0000000000000000000000000000000000000000..7a0d7399aa0537366408d77e1a3f7358a857dcfe
--- /dev/null
+++ b/structured data/course_info/Computer_system_fundamentals/user_group_member.csv	
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diff --git a/structured data/course_info/Csharp_programming/problem_set.csv b/structured data/course_info/Csharp_programming/problem_set.csv
new file mode 100644
index 0000000000000000000000000000000000000000..e5c267655dbd3a15b4000ead1b705c7d199ff406
--- /dev/null
+++ b/structured data/course_info/Csharp_programming/problem_set.csv	
@@ -0,0 +1,508 @@
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+1523480283796627456,2022-05-11 10:05:00,2022-05-11 12:06:00
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+1523569898423484416,2022-05-13 14:30:00,2022-05-13 16:05:00
+1523587278012833792,2022-05-09 16:54:00,2022-05-10 13:54:00
+1523660313487110144,2022-05-10 19:00:00,2022-05-10 20:40:00
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+1537552572335513600,2022-06-17 10:08:00,2022-06-17 12:03:00
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+1537573561484173312,2022-06-17 10:10:00,2022-06-17 12:20:00
+1539862582067445760,2022-06-23 15:10:00,2022-06-23 17:05:00
+1541049692493438976,2022-06-26 21:24:00,2022-06-30 10:12:00
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+1549916376993427456,2022-07-21 09:35:00,2022-07-22 23:35:00
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+1562772396720402432,2022-08-25 20:01:00,2022-12-01 22:01:00
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+1568460880667144192,2022-09-10 12:45:00,2022-12-31 14:45:00
+1199940083635359744,2019-11-28 14:36:00,2019-12-13 22:36:00
+1210579658872406016,2019-12-29 08:10:00,2020-01-03 01:10:00
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+1273053338138763264,2020-06-17 08:41:00,2020-06-22 15:00:00
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diff --git a/structured data/course_info/Digital_image_processing/problem_set.csv b/structured data/course_info/Digital_image_processing/problem_set.csv
new file mode 100644
index 0000000000000000000000000000000000000000..57ba2cb6bac5801638797eb8d00711a121d2efdf
--- /dev/null
+++ b/structured data/course_info/Digital_image_processing/problem_set.csv	
@@ -0,0 +1,163 @@
+problem_set_id,start_at,end_at
+918306755422257152,2017-11-16 07:45:13,2017-11-16 14:15:13
+928538103941210112,2017-11-23 08:15:03,2017-11-23 10:10:03
+930318754365423616,2017-11-15 14:11:43,2017-11-17 14:11:43
+930971738678083584,2017-11-16 09:23:41,2017-11-22 04:23:41
+978914017557475328,2018-03-28 16:37:00,2018-04-04 16:37:00
+983168022014595072,2018-04-09 10:19:00,2018-04-17 10:19:00
+999225328164323328,2018-05-23 17:47:00,2018-06-06 17:47:00
+1004027812943134720,2018-06-06 18:20:00,2018-06-06 20:15:00
+1041605560220577792,2018-09-17 16:31:00,2018-09-17 16:39:00
+1045154790924525568,2018-09-27 11:50:00,2018-10-08 11:50:00
+1050012685856055296,2018-10-10 21:16:00,2019-03-02 22:16:00
+1080076355254222848,2019-01-04 10:00:00,2019-01-04 12:00:00
+1101022730213994496,2019-03-03 13:15:00,2019-03-03 15:15:00
+1129267766922604544,2019-05-17 14:13:00,2019-06-10 14:13:00
+1129268151515115520,2019-05-17 14:15:00,2019-05-31 14:15:00
+1131026024444227584,2019-05-30 18:30:00,2019-05-30 20:00:00
+1141161596328566784,2019-06-19 10:00:00,2019-06-19 11:45:00
+1187070690970324992,2019-10-24 02:17:00,2019-10-31 04:17:00
+1210195498831921152,2019-12-27 13:20:00,2019-12-27 15:20:00
+1210431683034562560,2019-12-27 13:25:00,2019-12-27 15:10:00
+1230156783116505088,2020-02-19 23:46:00,2020-07-01 00:01:00
+1231944828882931712,2020-02-24 22:11:00,2020-07-01 23:11:00
+1232314168049315840,2020-02-25 22:38:00,2020-06-03 23:38:00
+1234494459480289280,2020-03-02 23:02:00,2020-03-10 01:02:00
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+1240461170570567680,2020-03-19 10:12:00,2020-03-26 12:12:00
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+1252873230928769024,2020-04-22 16:13:00,2020-06-04 18:13:00
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+1500467819173777408,2022-03-07 10:45:00,2022-03-16 23:59:00
+1505016183781994496,2022-03-21 10:59:00,2022-03-27 23:59:00
+1505904025227431936,2022-03-21 22:00:00,2022-03-28 10:00:00
+1510575843485818880,2022-04-04 10:11:00,2022-04-10 23:59:00
+1520949011987656704,2022-05-02 10:10:00,2022-05-08 23:10:00
+1523480734818529280,2022-05-09 09:50:00,2022-05-15 23:50:00
+1524941847888297984,2022-05-15 19:30:00,2022-05-15 21:00:00
+1525824601614090240,2022-05-16 10:04:00,2022-05-22 23:04:00
+1529689356422856704,2022-06-08 18:15:00,2022-06-08 20:15:00
+1529692899380789248,,
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+1563870030059155456,2022-08-29 08:41:00,2022-10-30 23:41:00
+1564616728623775744,2022-08-31 09:10:00,2022-10-30 23:10:00
+1565339475909873664,2022-09-02 09:02:00,2022-10-30 23:00:00
+1567858688381882368,2022-09-09 09:53:00,2022-10-30 23:53:00
+1569695264955101184,2022-09-14 09:30:00,2022-10-30 23:30:00
+1570428320745717760,2022-09-21 09:03:00,2022-10-30 23:03:00
+1579289341809385472,2022-10-12 09:54:00,2022-10-30 23:54:00
+1580184844923297792,2022-10-19 21:12:00,2022-10-26 16:12:00
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+1581943824725045248,2022-10-31 08:20:00,2022-10-31 10:15:00
+1590288187824656384,2022-11-09 17:19:00,2022-11-16 20:19:00
+1064781662697193472,2018-11-20 15:41:00,2018-11-21 15:41:00
+1066678495807979520,2018-11-25 21:01:00,2018-12-03 11:40:00
+1069612425536258048,2018-12-04 15:10:00,2018-12-04 17:15:00
+1229568038482890752,2020-02-18 08:46:00,2020-07-01 02:46:00
+1237005391846834176,2020-03-09 21:20:00,2020-07-01 23:20:00
+1244277377279258624,2020-03-30 20:39:00,2020-07-01 22:39:00
+1245393095647473664,2020-04-02 00:50:00,2020-07-01 02:50:00
+1247786867190575104,2020-04-08 15:22:00,2020-06-04 17:22:00
+1250063888214278144,2020-04-14 22:10:00,2020-06-04 00:10:00
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+1263048474968276992,2020-05-20 18:06:00,2020-06-04 20:06:00
+1300345419104604160,2020-09-01 16:10:00,2020-09-10 18:10:00
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+1309124981813796864,2020-10-09 11:37:00,2020-10-23 00:37:00
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diff --git a/structured data/course_info/Discrete_mathematics/user_group_problem_set.csv b/structured data/course_info/Discrete_mathematics/user_group_problem_set.csv
new file mode 100644
index 0000000000000000000000000000000000000000..387ee0ecb618ec7d4a95b4b516ecfea00a86b8e2
--- /dev/null
+++ b/structured data/course_info/Discrete_mathematics/user_group_problem_set.csv	
@@ -0,0 +1,401 @@
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diff --git a/structured data/course_info/Discrete_mathematics_and_application/problem_set.csv b/structured data/course_info/Discrete_mathematics_and_application/problem_set.csv
new file mode 100644
index 0000000000000000000000000000000000000000..14c2d38db5aed42d4e17ebfe459c42ab8bc65b7a
--- /dev/null
+++ b/structured data/course_info/Discrete_mathematics_and_application/problem_set.csv	
@@ -0,0 +1,265 @@
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diff --git a/structured data/course_info/Discrete_mathematics_and_application/user_group_problem_set.csv b/structured data/course_info/Discrete_mathematics_and_application/user_group_problem_set.csv
new file mode 100644
index 0000000000000000000000000000000000000000..d14c8fc24ae6a53c31d0baa6170ca4de65d39e23
--- /dev/null
+++ b/structured data/course_info/Discrete_mathematics_and_application/user_group_problem_set.csv	
@@ -0,0 +1,416 @@
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diff --git a/structured data/course_info/Fortran_programming/problem_set.csv b/structured data/course_info/Fortran_programming/problem_set.csv
new file mode 100644
index 0000000000000000000000000000000000000000..746b80dd0272361600f52ffebf06af0ca9132a25
--- /dev/null
+++ b/structured data/course_info/Fortran_programming/problem_set.csv	
@@ -0,0 +1,207 @@
+problem_set_id,start_at,end_at
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+945893173484539904,2017-12-27 13:43:54,2018-02-22 13:43:54
+946210833720102912,2017-12-31 10:39:50,2018-01-31 10:39:50
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+946634431366651904,2017-12-29 14:49:42,2017-12-30 14:49:42
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+973199198354808832,2018-03-12 22:06:00,2018-06-27 08:30:00
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+982907350127218688,2018-04-08 17:04:00,2018-07-09 17:04:00
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+985823543272267776,2018-04-16 18:11:00,2018-07-03 21:11:00
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--- /dev/null
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diff --git a/structured data/course_info/Introduction_to_cloud_computing/user_group_member.csv b/structured data/course_info/Introduction_to_cloud_computing/user_group_member.csv
new file mode 100644
index 0000000000000000000000000000000000000000..b76732a6ec266af569f20c6617211b76459d2aa9
--- /dev/null
+++ b/structured data/course_info/Introduction_to_cloud_computing/user_group_member.csv	
@@ -0,0 +1,127 @@
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diff --git a/structured data/course_info/Japanese/user_group_member.csv b/structured data/course_info/Japanese/user_group_member.csv
new file mode 100644
index 0000000000000000000000000000000000000000..d4e13d1fc3e17d56216c6d74ef92b31bca3f8224
--- /dev/null
+++ b/structured data/course_info/Japanese/user_group_member.csv	
@@ -0,0 +1,166 @@
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diff --git a/structured data/course_info/Java_web/problem_set.csv b/structured data/course_info/Java_web/problem_set.csv
new file mode 100644
index 0000000000000000000000000000000000000000..fc3af4ddc7d8c4977b11298d0466c31abb2d87bd
--- /dev/null
+++ b/structured data/course_info/Java_web/problem_set.csv	
@@ -0,0 +1,284 @@
+problem_set_id,start_at,end_at
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+1081469065592766464,2019-01-06 08:30:00,2019-01-06 11:30:00
+1101307370246057984,2019-03-14 18:55:00,2019-03-14 21:35:00
+1115116102350487552,2019-04-08 12:53:00,2019-04-09 23:53:00
+1115119602983714816,2019-04-08 12:53:00,2019-04-09 23:53:00
+1117669105620365312,2019-04-15 14:00:00,2019-04-23 14:00:00
+1124996704465371136,2019-05-05 19:17:00,2019-05-06 12:05:00
+1130375693033099264,2019-05-20 15:31:00,2019-05-23 15:31:00
+1140848839767056384,2019-06-18 13:01:00,2019-06-19 13:01:00
+1141325211459346432,2019-06-19 20:41:00,2019-06-20 20:41:00
+1143132313844670464,2019-06-24 20:24:00,2019-06-27 20:24:00
+1143152931487047680,2019-06-24 21:47:00,2019-06-28 21:47:00
+1143153058759008256,2019-06-24 21:47:00,2019-06-28 21:47:00
+1149591468108804096,2019-07-12 16:08:00,2019-07-31 18:08:00
+1204374221420208128,2019-12-10 20:15:00,2019-12-21 22:15:00
+1258057358925434880,2020-05-07 09:30:00,2020-05-14 09:30:00
+1260550941595381760,2020-05-25 20:42:00,2020-05-25 22:42:00
+1264522916944756736,2020-05-25 14:00:00,2020-05-25 14:30:00
+1266266434318974976,2020-06-01 06:06:00,2020-06-06 06:06:00
+1277441217405644800,2020-06-29 18:30:00,2020-06-29 20:00:00
+1277457421453225984,2020-06-29 18:30:00,2020-06-29 20:00:00
+1329081047190196224,2020-11-19 13:55:00,2020-11-19 14:05:00
+1329268041551835136,2020-11-19 11:38:00,2020-11-22 23:59:00
+1331773220046286848,2020-11-26 09:33:00,2020-12-19 11:33:00
+1335602396254203904,2020-12-07 10:25:00,2020-12-07 10:35:00
+1336682334630002688,2020-12-10 13:55:00,2020-12-10 14:05:00
+1337195060070215680,2020-12-11 08:36:00,2020-12-11 23:36:00
+1339747400078147584,2020-12-18 09:40:00,2020-12-31 11:40:00
+1340997469812846592,2020-12-21 20:27:00,2020-12-31 22:27:00
+1341184805796659200,2020-12-22 08:51:00,2020-12-22 10:51:00
+1341188188725133312,2020-12-31 08:55:00,2020-12-31 11:00:00
+1341281136190177280,2020-12-22 15:13:00,2020-12-22 17:13:00
+1341953271233527808,2020-12-24 11:45:00,2021-01-03 23:59:00
+1343489656393711616,2020-12-28 17:30:00,2020-12-31 19:30:00
+1344448289252384768,2021-03-17 13:57:00,2021-03-17 16:00:00
+1365485417825402880,2021-03-05 00:00:00,2021-03-12 00:00:00
+1372452185569128448,2021-03-18 15:37:00,2021-04-01 23:59:00
+1374730854781227008,2021-03-24 08:00:00,2021-04-08 23:59:00
+1377866175762661376,2021-04-02 16:45:00,2021-04-02 17:30:00
+1387279442817175552,2021-04-28 13:36:00,2021-04-29 14:00:00
+1390288381796597760,2021-05-06 20:50:00,2021-05-16 21:00:00
+1392477126495670272,2021-05-13 08:30:00,2021-05-13 10:00:00
+1393952022455472128,2021-05-17 08:30:00,2021-05-17 10:00:00
+1399004106310983680,2021-05-31 10:30:00,2021-05-31 10:40:00
+1400429285830623232,2021-06-04 08:30:00,2021-06-04 08:37:00
+1403648642712014848,2021-06-17 18:30:00,2021-06-17 19:50:00
+1404444352444469248,2021-06-17 20:00:00,2021-06-17 21:20:00
+1404816231432912896,2021-06-15 23:00:00,2021-06-19 23:00:00
+1406266491145723904,2021-06-19 23:02:00,2021-06-20 02:02:00
+1406268027011768320,2021-06-20 06:09:00,2021-06-20 18:09:00
+1406271272803278848,2021-06-20 09:00:00,2021-06-20 10:45:00
+1406277234981253120,2021-06-20 10:45:00,2021-06-20 12:30:00
+1406283650550644736,2021-06-20 14:00:00,2021-06-20 15:50:00
+1407925743783825408,2021-06-24 14:00:00,2021-06-24 14:10:00
+1408252499300311040,2021-06-25 10:34:00,2021-07-04 21:00:00
+1416705756824018944,2021-07-22 14:30:00,2021-07-22 16:30:00
+1431072189282299904,2021-08-27 09:51:00,2021-08-27 11:51:00
+1433353823412084736,2021-09-02 20:00:00,2021-09-02 22:00:00
+1438675404880433152,2021-09-30 12:15:00,2021-09-30 14:15:00
+1438682107264978944,2021-09-22 12:20:00,2021-09-22 14:00:00
+1438743009943179264,2021-09-18 14:30:00,2021-09-18 15:10:00
+1439119615438278656,2021-09-18 16:30:00,2021-09-18 17:10:00
+1460963202023256064,2021-11-17 21:28:00,2021-11-17 23:28:00
+1464030009597476864,,
+1507310612362051584,2022-03-25 19:00:00,2022-03-28 23:55:00
+1507633654342631424,2022-03-28 18:40:00,2022-03-28 19:40:00
+1508360647942094848,2022-03-28 16:29:00,2022-03-28 18:29:00
+1508635298728787968,2022-03-29 12:40:00,2022-03-29 13:40:00
+1518854066921287680,2022-04-26 15:00:00,2022-04-29 23:26:00
+1524188344903434240,2022-05-11 08:41:00,2022-05-13 23:30:00
+1524911823390928896,2022-05-14 09:00:00,2022-05-14 11:00:00
+1524915346413355008,2022-05-14 11:00:00,2022-05-14 12:45:00
+1526760103855058944,2022-05-20 14:00:00,2022-05-20 14:50:00
+1532588153507381248,,
+1532649314982543360,2022-06-03 17:05:00,2022-06-11 17:45:00
+1532945598641586176,2022-06-04 12:40:00,2022-06-11 14:40:00
+1533068345988333568,2022-06-04 20:55:00,2022-06-11 22:55:00
+1533985703984713728,2022-06-07 09:35:00,2022-06-11 12:33:00
+1534170523037700096,2022-06-07 21:48:00,2022-06-14 23:48:00
+1534353905092771840,2022-06-08 10:25:00,2022-06-15 12:00:00
+1534531144577024000,2022-06-08 21:39:00,2022-06-20 23:39:00
+1534756100820951040,2022-06-09 12:45:00,2022-06-15 14:35:00
+1535169666904481792,2022-06-10 16:00:00,2022-07-29 23:00:00
+1536517774368301056,,
+1537063751835697152,2022-06-21 08:55:00,2022-06-21 11:20:00
+1580108799423541248,2022-10-14 14:30:00,2022-10-14 16:10:00
+1584481907760836608,2022-10-24 19:40:00,2022-10-24 19:55:00
+1079505535842779136,2019-01-04 19:00:00,2019-01-04 21:00:00
+1080671746932760576,2019-01-03 11:46:00,2019-01-04 11:46:00
+1080725222727507968,2019-01-03 15:06:00,2019-01-04 15:06:00
+1080731620148379648,2019-01-04 18:55:00,2019-01-04 21:13:00
+1080736023878197248,2019-01-04 18:30:00,2019-01-04 21:15:00
+1112570995101294592,2019-04-01 12:14:00,2019-04-06 12:14:00
+1135156127025815552,2019-06-03 13:00:00,2019-06-11 20:07:00
+1141325933034823680,2019-06-19 20:44:00,2019-06-20 20:44:00
+1143153160609292288,2019-06-24 21:48:00,2019-06-28 21:48:00
+1184315001668526080,2019-10-16 11:40:00,2019-10-21 00:00:00
+1237944353046274048,2020-03-12 11:30:00,2020-03-19 14:00:00
+1239423151155585024,2020-03-16 13:27:00,2020-03-16 15:27:00
+1240450836581457920,2020-03-19 09:30:00,2020-03-30 20:30:00
+1241961543328210944,2020-03-23 13:55:00,2020-03-23 14:10:00
+1260550862570500096,2020-05-25 20:41:00,2020-05-25 22:41:00
+1263807908032102400,2020-05-22 20:23:00,2020-05-22 22:23:00
+1266001547583897600,2020-05-28 21:40:00,2020-05-28 23:40:00
+1275098046522138624,2020-06-23 00:06:00,2020-06-27 23:06:00
+1275430482202849280,2020-06-24 10:00:00,2020-06-24 11:30:00
+1275713452651782144,2020-06-27 16:00:00,2020-06-27 17:30:00
+1276018803137781760,2020-06-30 08:50:00,2020-06-30 11:05:00
+1276368142140428288,2020-06-26 15:00:00,2020-06-26 18:30:00
+1276439351448301568,2020-06-26 16:56:00,2020-06-26 22:56:00
+1277243198492110848,2020-06-29 10:30:00,2020-07-05 20:30:00
+1277406596030787584,2020-06-29 09:10:00,2020-06-29 11:58:00
+1277598124029714432,2020-06-29 21:41:00,2020-06-29 22:05:00
+1277604736323284992,2020-06-29 22:07:00,2020-06-29 22:11:00
+1277611555134840832,2020-07-02 10:00:00,2020-07-02 11:05:00
+1293845990717489152,2020-08-13 23:00:00,2020-08-16 23:59:00
+1298954143641718784,2020-08-28 15:50:00,2020-08-28 16:20:00
+1301759293242560512,2020-09-04 15:45:00,2020-09-04 15:59:00
+1312756479901163520,2020-10-05 09:00:00,2020-10-11 23:59:00
+1316189805811130368,2020-10-14 09:30:00,2020-10-28 11:30:00
+1316958034523443200,2020-10-16 12:23:00,2020-10-16 14:23:00
+1321471750610051072,2020-10-29 13:55:00,2020-10-29 14:05:00
+1322878050162130944,2020-11-02 12:20:00,2020-11-02 14:10:00
+1322924511423840256,2020-11-02 10:25:00,2020-11-02 10:35:00
+1324213382459645952,2020-11-05 13:55:00,2020-11-05 14:05:00
+1326748835504607232,2020-11-12 12:48:00,2020-11-22 14:48:00
+1328965249767428096,2020-11-18 15:36:00,2020-11-18 17:36:00
+1329664152179617792,2020-11-20 13:53:00,2020-11-27 15:53:00
+1336687859128156160,2020-12-09 23:02:00,2020-12-13 23:59:00
+1367805976719396864,2021-03-05 19:54:00,2021-03-05 20:07:00
+1369990719653339136,2021-03-12 08:30:00,2021-03-12 08:38:00
+1372578304066703360,2021-03-19 08:30:00,2021-03-19 08:40:00
+1375307196023386112,2021-03-26 12:41:00,2021-04-02 21:00:00
+1380314902191702016,2021-04-09 08:30:00,2021-04-09 08:37:00
+1382851925290815488,2021-04-16 08:30:00,2021-04-16 08:37:00
+1385384462770483200,2021-04-23 08:30:00,2021-04-23 08:37:00
+1387795930565197824,2021-04-30 08:30:00,2021-04-30 08:37:00
+1390335307271290880,2021-05-07 10:10:00,2021-05-07 11:40:00
+1390530376007823360,2021-05-12 14:10:00,2021-05-12 15:50:00
+1395401306866888704,2021-05-21 10:00:00,2021-05-21 12:00:00
+1397566497029914624,2021-05-27 08:20:00,2021-05-27 10:00:00
+1398606094329679872,2021-05-29 19:43:00,2021-05-30 18:43:00
+1399027482811191296,2021-05-31 08:30:00,2021-05-31 10:00:00
+1399269155487109120,2021-05-31 15:50:00,2021-05-31 15:57:00
+1399561137464000512,2021-06-01 10:58:00,2021-06-02 10:58:00
+1401734633817292800,2021-06-07 10:54:00,2021-06-13 00:00:00
+1402622781732732928,2021-06-09 18:30:00,2021-06-10 19:30:00
+1402634900812484608,2021-06-10 18:10:00,2021-06-10 19:30:00
+1402636781233160192,2021-06-10 14:00:00,2021-06-10 15:05:00
+1404263978448683008,2021-06-14 10:25:00,2021-06-14 11:53:00
+1405039617639686144,2021-06-20 09:00:00,2021-06-20 12:47:00
+1405403521893023744,2021-06-17 14:00:00,2021-06-17 14:07:00
+1405409768524521472,2021-06-24 14:30:00,2021-06-24 16:30:00
+1405570618551877632,2021-06-18 08:30:00,2021-06-18 08:37:00
+1405688140655886336,2021-06-18 08:50:00,2021-06-18 09:10:00
+1407577084726263808,2021-06-23 13:45:00,2021-06-23 15:45:00
+1408251973846007808,2021-06-25 10:30:00,2021-07-04 21:00:00
+1412721990668693504,2021-07-09 14:50:00,2021-07-09 16:50:00
+1421672136762494976,2016-01-01 08:00:00,2038-01-18 08:00:00
+1435258716329873408,2021-09-09 14:30:00,2022-03-01 19:30:00
+1458088993899716608,2021-11-09 23:06:00,2021-11-18 23:59:00
+1498555766411280384,2022-03-03 15:30:00,2022-03-03 17:30:00
+1511575008323969024,2022-04-11 18:40:00,2022-04-11 19:40:00
+1511666391827447808,2022-04-07 08:30:00,2022-04-07 10:30:00
+1512078503125651456,2022-04-08 18:40:00,2022-04-08 20:10:00
+1514916817659404288,2022-04-15 19:00:00,2022-04-15 20:20:00
+1518849305196023808,2022-04-26 15:00:00,2022-04-29 23:00:00
+1518853681595727872,2022-04-26 15:00:00,2022-04-29 23:00:00
+1518871644972535808,2022-04-26 16:00:00,2022-04-30 23:00:00
+1519273601608466432,2022-04-28 10:05:00,2022-04-28 11:30:00
+1519676948941385728,2022-04-29 18:30:00,2022-04-29 19:50:00
+1524554529226526720,2022-05-12 08:56:00,2022-05-12 23:59:00
+1527570264844845056,,
+1529840052828880896,2022-05-27 10:00:00,2022-06-19 11:30:00
+1529840203320492032,2022-05-27 08:00:00,2022-05-27 09:30:00
+1529840452244062208,2022-05-27 16:20:00,2022-05-27 17:30:00
+1534084175161315328,,
+1534087631938879488,2022-06-10 19:30:00,2022-06-10 20:40:00
+1535136539775586304,2022-06-10 13:00:00,2022-06-10 15:00:00
+1567362392722173952,,
+1567484422557728768,2022-09-07 20:29:00,2022-09-07 20:59:00
+1570943296946245632,2022-09-17 09:10:00,2023-02-01 11:10:00
+1571711005686431744,2022-09-19 12:00:00,2022-09-21 23:59:00
+1584485596902862848,2022-11-14 19:30:00,2022-11-14 19:45:00
+1585433376373370880,2022-10-27 08:48:00,2022-12-31 10:48:00
+1587350513409093632,2022-11-01 15:46:00,2022-11-15 23:59:00
+1589975253365944320,,
+940948108768899072,2017-12-13 22:10:47,2017-12-14 22:10:47
+1078436664226480128,2018-12-28 08:00:00,2018-12-28 11:00:00
+1144383976328880128,2019-06-28 08:15:00,2019-06-28 14:15:00
+1192350602140880896,2019-11-07 15:57:00,2019-11-07 17:57:00
+1193699779412389888,2019-11-11 09:18:00,2019-11-11 11:18:00
+1193724116257370112,2019-11-11 10:55:00,2019-11-25 00:00:00
+1193736796540145664,2019-11-11 11:45:00,2019-11-30 13:45:00
+1193766433148276736,2019-11-11 13:43:00,2020-09-21 15:43:00
+1194105765134495744,2019-11-12 12:09:00,2019-12-12 23:30:00
+1194239558063394816,2019-11-12 21:04:00,2019-12-31 23:04:00
+1198825235371421696,2019-11-26 13:10:00,2019-11-26 16:00:00
+1235116080100454400,2020-03-04 16:11:00,2020-03-15 18:00:00
+1245332720424206336,2020-04-02 09:00:00,2020-04-12 20:00:00
+1247913551025844224,2020-04-09 09:00:00,2020-04-10 22:00:00
+1250431413963632640,2020-04-16 10:30:00,2020-04-19 20:00:00
+1260123070393462784,2020-05-12 16:16:00,2020-05-21 16:16:00
+1260146439893524480,2020-05-12 17:53:00,2020-05-24 17:53:00
+1260147273435947008,2020-05-12 17:57:00,2020-05-24 01:57:00
+1260147827084079104,2020-05-12 17:59:00,2020-05-31 02:59:00
+1260148444510793728,2020-05-12 18:02:00,2020-05-31 09:02:00
+1260149173426298880,2020-05-12 18:05:00,2020-05-31 18:05:00
+1260150922073579520,2020-05-12 18:11:00,2020-06-07 18:11:00
+1260154244264341504,2020-05-12 18:25:00,2020-06-30 18:25:00
+1260155057976090624,2020-05-12 18:28:00,2020-07-05 18:28:00
+1260155851425161216,2020-05-12 18:30:00,2020-07-19 18:30:00
+1263451328459653120,2020-05-21 20:45:00,2020-05-31 20:00:00
+1273282636468641792,2020-06-18 10:00:00,2020-06-21 20:00:00
+1273285319904641024,2020-06-18 10:30:00,2020-06-18 15:40:00
+1281148933807329280,2020-07-09 16:50:00,2020-07-19 21:50:00
+1307683760121511936,2020-09-20 22:10:00,2020-09-27 23:59:00
+1309506764669575168,2020-09-25 22:53:00,2020-09-27 23:59:00
+1314004357890039808,2020-10-08 08:44:00,2020-10-08 10:44:00
+1316392701974663168,2020-10-15 13:55:00,2020-10-15 14:20:00
+1317840759249874944,2020-10-19 09:00:00,2020-10-25 23:59:00
+1320373328088600576,2020-10-26 10:25:00,2020-10-26 10:35:00
+1321474496495050752,2020-10-28 23:29:00,2020-11-01 23:59:00
+1321736393530228736,2020-10-29 16:51:00,2021-01-20 18:51:00
+1323418976479567872,2020-11-03 08:17:00,2020-11-17 10:17:00
+1323428816266420224,2020-11-03 08:56:00,2020-12-12 10:56:00
+1323429586084782080,2020-11-03 08:59:00,2020-12-12 10:59:00
+1323450776664891392,2020-11-03 12:00:00,2020-11-12 12:00:00
+1323451398302687232,2020-11-05 08:00:00,2020-11-16 23:59:00
+1323899830389661696,2020-11-04 16:07:00,2020-11-17 10:07:00
+1323972689996767232,2020-11-04 20:57:00,2021-01-20 22:57:00
+1323973753672253440,2020-11-04 21:01:00,2021-01-13 23:01:00
+1324241294378360832,2020-11-05 14:44:00,2020-11-22 16:44:00
+1329662693056761856,2020-11-20 13:46:00,2020-11-20 15:46:00
+1329664380412669952,2020-11-20 13:53:00,2020-11-27 15:53:00
+1335601664247808000,2020-12-06 23:06:00,2020-12-13 23:59:00
+1336723684582834176,2020-12-10 01:25:00,2021-03-05 03:25:00
+1341939998685675520,2020-12-24 10:51:00,2021-01-03 23:59:00
+1341943986453757952,2020-12-24 11:03:00,2021-01-03 23:59:00
+1369152559511822336,2021-03-09 13:05:00,2021-03-12 15:05:00
+1370250798835228672,2021-03-12 14:00:00,2021-03-12 18:30:00
+1377240218638917632,2021-04-01 10:30:00,2021-04-01 10:37:00
+1380419186103238656,2021-04-09 15:14:00,2021-04-16 21:00:00
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diff --git a/structured data/course_info/Java_web/user_group_problem_set.csv b/structured data/course_info/Java_web/user_group_problem_set.csv
new file mode 100644
index 0000000000000000000000000000000000000000..b6a1a5e0d2781f58334aac653aa00cb8a3579344
--- /dev/null
+++ b/structured data/course_info/Java_web/user_group_problem_set.csv	
@@ -0,0 +1,377 @@
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diff --git a/structured data/course_info/Linear_algebra/user_group_problem_set.csv b/structured data/course_info/Linear_algebra/user_group_problem_set.csv
new file mode 100644
index 0000000000000000000000000000000000000000..b7b80b7b0ecbf3376864ce57745a76b0b2f6adfd
--- /dev/null
+++ b/structured data/course_info/Linear_algebra/user_group_problem_set.csv	
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diff --git a/structured data/course_info/Linux_system/problem_set.csv b/structured data/course_info/Linux_system/problem_set.csv
new file mode 100644
index 0000000000000000000000000000000000000000..b7e73fd6ee26754b830f4588fca6d4451950392e
--- /dev/null
+++ b/structured data/course_info/Linux_system/problem_set.csv	
@@ -0,0 +1,258 @@
+problem_set_id,start_at,end_at
+1054999874246901760,2018-10-24 15:34:00,2019-01-01 13:28:00
+1080651514553982976,2019-01-15 15:00:00,2019-01-15 17:00:00
+1080660875812667392,2019-01-03 11:02:00,2019-01-04 16:40:00
+1108617006720442368,2019-03-21 15:00:00,2019-03-21 16:30:00
+1117090735908073472,2019-04-13 08:00:00,2019-04-21 23:59:00
+1122128393238953984,2019-04-27 21:20:00,2019-06-24 11:20:00
+1128202791758962688,2019-05-14 19:31:00,2019-05-14 20:49:00
+1137887944489263104,2019-06-11 16:45:00,2019-06-11 17:26:00
+1138366940645646336,2019-06-11 16:44:00,2019-07-01 16:44:00
+1140775819555856384,2019-06-18 11:10:00,2019-06-18 12:00:00
+1140878669770350592,2019-07-19 15:06:00,2019-07-19 15:06:00
+1148598355294810112,2019-07-12 15:00:00,2019-07-12 17:05:00
+1166524831450746880,2019-08-28 09:35:00,2019-12-11 18:35:00
+1170995113216782336,2019-09-09 17:37:00,2019-10-21 20:40:00
+1172039408795529216,2019-09-12 16:30:00,2019-09-12 18:30:00
+1208240454100262912,2020-01-01 08:00:00,2020-01-01 10:00:00
+1209280437376466944,2019-12-24 09:15:00,2019-12-30 19:53:00
+1211617470409293824,2019-12-31 08:30:00,2019-12-31 10:30:00
+1252500288281694208,2020-04-21 16:00:00,2020-04-21 17:40:00
+1260511848450732032,2020-05-14 09:00:00,2020-05-14 11:00:00
+1272772195166380032,2020-06-16 20:10:00,2020-06-16 20:20:00
+1272787647015870464,2020-06-19 09:30:00,2020-06-19 10:00:00
+1272901397618278400,2020-06-16 22:37:00,2020-06-17 20:37:00
+1282113868289085440,2020-07-12 14:00:00,2020-07-12 15:00:00
+1300698385674227712,2020-09-01 15:33:00,2021-01-11 10:48:00
+1320915668938473472,2020-10-27 14:20:00,2020-10-27 15:20:00
+1335568432261316608,2020-12-07 16:45:00,2020-12-07 16:55:00
+1338316775659696128,2020-12-14 16:45:00,2021-11-23 23:55:00
+1343379675635924992,2020-12-28 16:45:00,2020-12-28 16:55:00
+1345302408007602176,2021-01-06 08:00:00,2021-01-06 10:00:00
+1345894847659450368,2021-01-04 16:30:00,2021-01-04 16:55:00
+1345922688560209920,2021-01-24 14:00:00,2021-01-24 16:00:00
+1348092608257196032,2021-01-11 19:00:00,2021-01-11 21:00:00
+1348246377449369600,2021-01-11 16:24:00,2021-01-11 23:59:00
+1349912226263048192,2021-01-24 14:00:00,2021-01-24 16:00:00
+1370277635682525184,2021-03-13 08:10:00,2021-03-13 10:10:00
+1372530660195856384,2021-03-18 20:49:00,2021-06-30 07:49:00
+1375237668446736384,2021-03-26 08:05:00,2021-04-01 23:58:00
+1375273494501199872,2021-03-26 10:27:00,2021-03-29 07:00:00
+1375296886092664832,2021-03-26 12:01:00,2021-03-29 07:01:00
+1380327560454373376,2021-04-09 09:10:00,2021-04-15 23:59:00
+1387591722582855680,2021-04-29 10:15:00,2021-05-13 23:15:00
+1392376340881211392,2021-05-12 19:00:00,2021-05-12 21:00:00
+1392400055211757568,2021-05-12 19:00:00,2021-05-12 21:00:00
+1392834870457368576,2021-05-13 21:31:00,2021-05-19 23:31:00
+1407939705585831936,2021-06-24 13:52:00,2021-07-23 15:52:00
+1408327892648714240,2021-07-09 15:00:00,2021-07-09 17:00:00
+1410910253006524416,2021-07-02 20:15:00,2021-07-02 20:30:00
+1411955685996867584,2021-07-06 10:30:00,2021-07-06 12:30:00
+1413394443870957568,2021-07-09 15:10:00,2021-07-09 17:10:00
+1421679087558889472,2016-01-01 08:00:00,2038-01-18 08:00:00
+1423258456005095424,2021-08-09 19:10:00,2021-08-09 22:20:00
+1423259202230431744,2021-08-09 19:25:00,2021-08-09 22:25:00
+1423259433785438208,2021-08-12 19:27:00,2021-08-12 23:27:00
+1423260006882553856,2021-08-12 19:29:00,2021-08-12 23:29:00
+1423260296260104192,2021-08-10 20:00:00,2021-08-10 22:00:00
+1423260560497127424,2021-08-10 20:00:00,2021-08-10 22:00:00
+1423260616541351936,2021-08-11 20:00:00,2021-08-11 22:00:00
+1423260737903603712,2021-08-11 20:00:00,2021-08-11 22:00:00
+1423260886037966848,2021-08-11 20:00:00,2021-08-11 22:00:00
+1437741357580341248,2021-09-24 15:00:00,2021-09-24 15:04:00
+1441299561863680000,2021-09-25 09:30:00,2021-09-25 12:00:00
+1441301312964251648,2021-09-24 16:20:00,2021-09-24 18:20:00
+1455453092611665920,2021-11-09 14:50:00,2021-11-09 15:05:00
+1457977062950821888,2021-11-16 14:50:00,2021-11-16 15:05:00
+1471146768499093504,2021-12-16 10:00:00,2021-12-23 19:00:00
+1473508537158742016,2022-01-07 14:00:00,2022-01-07 16:00:00
+1473520656679215104,2022-01-07 14:00:00,2022-01-07 16:00:00
+1495563602047086592,,
+1495571797432401920,2022-02-21 18:30:00,2022-02-21 20:30:00
+1496657900307234816,2022-02-24 09:26:00,2022-06-02 23:26:00
+1499266304597692416,2022-03-03 14:11:00,2022-03-03 15:45:00
+1499295708393422848,2022-03-03 17:18:00,2022-03-03 17:30:00
+1518470786590633984,2022-04-25 14:03:00,2022-04-30 23:26:00
+1526020628354859008,2022-05-16 10:03:00,2022-06-22 22:03:00
+1529606109877751808,2022-05-26 07:50:00,2022-06-22 09:50:00
+1536856984082173952,2022-06-16 20:00:00,2022-06-16 20:30:00
+1536861009749983232,2022-06-20 20:30:00,2022-06-20 21:00:00
+1537044708273676288,2022-06-15 20:15:00,2022-06-15 20:30:00
+1537057254372261888,2022-06-15 21:10:00,2022-06-15 21:20:00
+1538392475004813312,2022-06-23 09:00:00,2022-06-23 11:00:00
+1538543480887562240,2022-06-19 23:24:00,2022-09-20 23:59:00
+1538705099571576832,2022-06-23 09:00:00,2022-06-23 11:00:00
+1538705808773869568,2022-06-23 09:00:00,2022-06-23 11:00:00
+1539106556535894016,2022-06-23 09:00:00,2022-06-23 11:00:00
+1539169303181119488,2022-06-24 14:00:00,2022-06-24 15:30:00
+1539171455551131648,2022-06-23 09:00:00,2022-06-23 11:00:00
+1539257681322958848,2022-06-23 09:00:00,2022-06-23 11:00:00
+1557897694906462208,2022-08-18 14:00:00,2022-08-18 15:30:00
+1557901482560118784,2022-08-16 14:00:00,2022-08-16 15:30:00
+1562589476076548096,2022-08-25 07:54:00,2022-08-31 21:54:00
+1575364027206909952,2022-09-29 14:30:00,2022-09-29 16:30:00
+1580114009827049472,,
+1580180159982202880,2022-10-12 20:53:00,2022-10-13 07:53:00
+1581138774964559872,2022-10-15 12:23:00,2022-10-15 14:23:00
+1581906259506618368,,
+1581910052231176192,2022-10-17 15:28:00,2022-12-31 23:59:00
+1584196247418187776,2016-01-01 08:00:00,2038-01-18 08:00:00
+1589519989751705600,2022-11-07 15:26:00,2023-08-31 17:26:00
+1589591260229300224,2022-11-07 20:10:00,2022-11-20 22:10:00
+1057524724987621376,2018-10-31 14:48:00,2019-01-01 09:25:00
+1062007119301615616,2018-11-13 11:25:00,2018-11-13 11:27:00
+1062008065649819648,2018-11-13 11:00:00,2018-11-13 11:30:00
+1062177176971419648,2018-11-13 11:25:00,2018-11-13 11:27:00
+1062872606428520448,2018-11-15 08:28:00,2019-01-01 18:30:00
+1065416294174195712,2018-11-22 09:26:00,2019-01-01 17:25:00
+1067267658508853248,2018-11-27 12:05:00,2018-11-28 12:20:00
+1067268055810105344,2018-11-27 12:05:00,2018-11-28 12:20:00
+1068073397120851968,2018-11-29 17:23:00,2019-01-01 10:26:00
+1115054388233846784,2019-04-09 10:15:00,2019-04-09 11:45:00
+1115445181285089280,2019-04-10 02:40:00,2019-04-10 03:20:00
+1115446577761828864,2019-04-09 02:50:00,2019-04-10 03:10:00
+1125299207362887680,2019-05-07 10:15:00,2019-05-07 10:45:00
+1126377165808836608,2019-05-10 14:43:00,2019-05-10 16:43:00
+1178216522202238976,2019-09-30 08:05:00,2019-09-30 08:30:00
+1186956562469507072,2019-10-23 19:35:00,2019-10-23 21:35:00
+1186956648565993472,2019-10-23 19:34:00,2019-10-23 19:35:00
+1193480214396956672,2019-11-11 08:00:00,2019-11-11 09:00:00
+1193481402609733632,2019-11-11 08:00:00,2019-11-11 09:00:00
+1193815222936571904,2019-11-11 19:00:00,2019-11-11 20:20:00
+1264450808151621632,2020-05-25 00:00:00,2020-06-21 23:59:00
+1265192669770235904,2020-05-26 16:06:00,2020-05-26 20:06:00
+1272568504241012736,2020-06-19 10:05:00,2020-06-19 10:35:00
+1274201471573291008,2020-06-22 08:30:00,2020-06-22 10:10:00
+1280011962988924928,2020-07-06 14:30:00,2020-07-06 15:00:00
+1280378243403526144,2020-07-07 14:30:00,2020-07-07 16:30:00
+1315537429525749760,2020-10-12 16:45:00,2020-10-12 18:45:00
+1317725015019212800,2020-10-21 18:30:00,2020-10-21 19:30:00
+1318035984270430208,2020-10-19 16:45:00,2020-10-19 16:55:00
+1320910453891874816,2020-10-27 14:20:00,2020-10-27 15:20:00
+1321288861574455296,2020-11-02 16:45:00,2020-11-02 16:55:00
+1325672293914066944,2020-11-09 16:45:00,2020-11-09 16:55:00
+1325688022747013120,2020-11-09 16:00:00,2020-12-01 23:59:00
+1330724396095811584,2020-11-23 16:45:00,2020-11-23 16:55:00
+1333227470286794752,2020-11-30 16:45:00,2020-11-30 16:55:00
+1366560659448627200,2021-03-13 18:00:00,2021-03-13 20:43:00
+1372513337925857280,2021-03-18 19:39:00,2021-03-28 23:39:00
+1377457577114845184,2021-04-01 11:06:00,2021-04-08 23:58:00
+1382864823505489920,2021-04-16 09:13:00,2021-04-30 23:58:00
+1392306597256101888,2021-05-12 10:31:00,2021-05-31 23:31:00
+1392400603281461248,2021-05-12 19:00:00,2021-05-12 21:00:00
+1392748200504459264,2021-05-13 15:44:00,2021-05-14 17:44:00
+1405512900084539392,2021-06-17 21:08:00,2021-07-08 15:19:00
+1407230852619108352,2021-06-22 16:00:00,2021-06-22 17:15:00
+1407577084726263808,2021-06-23 13:45:00,2021-06-23 15:45:00
+1407844359920734208,2021-06-24 08:00:00,2021-06-24 09:30:00
+1408290325794492416,2021-06-25 13:05:00,2021-06-25 15:05:00
+1408615726840487936,2021-07-06 15:00:00,2021-07-06 17:00:00
+1409379261241806848,2021-06-28 13:08:00,2021-06-28 15:08:00
+1421472382753443840,2016-01-01 08:00:00,2038-01-18 08:00:00
+1421670444502446080,2016-01-01 08:00:00,2038-01-18 08:00:00
+1421672136762494976,2016-01-01 08:00:00,2038-01-18 08:00:00
+1435180147776901120,2021-09-23 18:30:00,2021-09-23 19:30:00
+1437712315376484352,2021-09-14 19:00:00,2021-09-14 21:00:00
+1442404250764652544,2021-09-27 16:49:00,2021-09-27 18:30:00
+1446278854692474880,2021-10-19 14:50:00,2021-10-19 16:50:00
+1447391006117990400,2021-10-11 10:40:00,2021-12-12 12:40:00
+1447393751235432448,2021-10-11 10:47:00,2021-12-12 12:47:00
+1452548089009946624,2021-10-26 14:55:00,2021-10-26 15:05:00
+1495551132939649024,2022-02-21 18:30:00,2022-02-21 19:30:00
+1497121361797750784,,
+1497127500157460480,2022-02-27 20:30:00,2022-02-27 20:50:00
+1499197927078367232,2022-03-03 09:39:00,2022-03-10 08:28:00
+1501826065717325824,2022-03-10 15:43:00,2022-03-24 17:43:00
+1501910305641394176,2022-03-10 21:17:00,2022-03-10 23:17:00
+1503259493075578880,2022-03-14 14:39:00,2022-03-14 17:29:00
+1506788015794831360,,
+1506791594144317440,2022-03-24 08:34:00,2022-03-24 23:59:00
+1509865331563204608,2022-04-01 20:06:00,2022-04-02 22:06:00
+1510239704422121472,2022-04-08 08:00:00,2022-04-08 10:00:00
+1511601392241807360,2022-04-06 15:30:00,2022-04-07 23:59:00
+1518108548477952000,2022-04-25 14:00:00,2022-04-25 16:30:00
+1518122639317737472,2022-04-25 19:00:00,2022-04-25 21:30:00
+1520740429476229120,2022-05-01 20:56:00,2022-05-01 21:01:00
+1520767726191214592,2022-05-01 21:09:00,2022-05-02 00:09:00
+1520933550415769600,2022-05-02 10:20:00,2022-05-02 12:09:00
+1522192196579766272,2022-05-08 20:00:00,2022-05-08 21:00:00
+1522414644818485248,2022-05-06 11:14:00,2022-05-06 13:14:00
+1522482367237849088,2022-05-06 15:43:00,2022-05-06 18:43:00
+1522565318671753216,2022-05-06 21:13:00,2022-05-06 23:13:00
+1523911340970897408,2022-05-10 14:21:00,2022-05-10 16:21:00
+1523912762164670464,2022-05-10 14:50:00,2022-05-10 23:30:00
+1526368233920450560,2022-05-29 09:04:00,2022-06-26 11:04:00
+1529990532909486080,,
+1531905711280717824,2022-06-01 20:05:00,2022-06-01 22:05:00
+1539791482709073920,2022-07-02 10:20:00,2022-07-02 10:56:00
+1539792025326186496,2022-07-02 15:12:00,2022-07-02 15:45:00
+1539872518063247360,,
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+1570639714548121600,2022-09-18 08:10:00,2022-09-18 09:10:00
+1572392061066653696,,
+1572416978738851840,2022-09-21 10:46:00,2022-10-07 12:46:00
+1578360956727775232,2022-10-07 20:25:00,2022-10-09 22:25:00
+1580504253130862592,2022-10-13 18:30:00,2022-10-20 21:05:00
+1580953005985619968,2022-10-15 00:04:00,2022-10-15 02:04:00
+1581105772129677312,2022-10-15 10:11:00,2022-10-15 12:11:00
+1581131224760188928,2022-10-15 11:53:00,2022-10-15 13:53:00
+1584160931097493504,2016-01-01 08:00:00,2038-01-18 08:00:00
+1584392972296658944,2016-01-01 08:00:00,2038-01-18 08:00:00
+1584402977200676864,2016-01-01 08:00:00,2038-01-18 08:00:00
+1158547876863008768,2019-08-06 09:16:00,2019-08-08 11:16:00
+1180384555054157824,2019-10-05 15:26:00,2019-10-05 17:26:00
+1260105486457614336,2020-05-12 15:11:00,2020-05-14 01:11:00
+1266295313536475136,2020-05-30 14:00:00,2020-05-30 16:00:00
+1267695757995360256,2020-06-02 13:52:00,2020-06-02 16:52:00
+1270152839735459840,2020-06-09 08:36:00,2020-06-09 12:36:00
+1272532230637543424,2020-06-16 20:10:00,2020-06-16 20:20:00
+1272719108552712192,2020-06-16 10:33:00,2020-06-16 21:33:00
+1272764457807953920,2020-06-16 20:10:00,2020-06-16 20:20:00
+1275266593927929856,2020-06-23 11:16:00,2020-06-23 19:16:00
+1277800010267021312,2020-07-02 11:02:00,2020-07-02 13:02:00
+1326709457650601984,2020-11-14 08:30:00,2020-11-14 09:00:00
+1327240649386913792,2020-11-14 14:40:00,2020-11-14 16:10:00
+1328169522958061568,2020-11-16 15:20:00,2020-11-26 23:59:00
+1331422838958895104,2020-12-01 16:30:00,2020-12-01 18:30:00
+1331451697246810112,2020-12-01 16:30:00,2020-12-01 18:30:00
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diff --git a/structured data/course_info/Linux_system/user_group_problem_set.csv b/structured data/course_info/Linux_system/user_group_problem_set.csv
new file mode 100644
index 0000000000000000000000000000000000000000..3500f72908f00bd48f99661234c8043b33fbe17a
--- /dev/null
+++ b/structured data/course_info/Linux_system/user_group_problem_set.csv	
@@ -0,0 +1,236 @@
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diff --git a/structured data/course_info/Machine_learning/problem_set.csv b/structured data/course_info/Machine_learning/problem_set.csv
new file mode 100644
index 0000000000000000000000000000000000000000..0be991916ca8a196f72c69c98b422de63183396c
--- /dev/null
+++ b/structured data/course_info/Machine_learning/problem_set.csv	
@@ -0,0 +1,205 @@
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diff --git a/structured data/course_info/Machine_learning/user_group_problem_set.csv b/structured data/course_info/Machine_learning/user_group_problem_set.csv
new file mode 100644
index 0000000000000000000000000000000000000000..b7ad0ee3f9e34960cc2b5e686abbfde87334101f
--- /dev/null
+++ b/structured data/course_info/Machine_learning/user_group_problem_set.csv	
@@ -0,0 +1,165 @@
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diff --git a/structured data/course_info/Network_programming_technology/user_group_problem_set.csv b/structured data/course_info/Network_programming_technology/user_group_problem_set.csv
new file mode 100644
index 0000000000000000000000000000000000000000..8d3c44a32bdd13318c4629d5635047443f2a91ae
--- /dev/null
+++ b/structured data/course_info/Network_programming_technology/user_group_problem_set.csv	
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diff --git a/structured data/course_info/Object_oriented_programming_java/problem_set.csv b/structured data/course_info/Object_oriented_programming_java/problem_set.csv
new file mode 100644
index 0000000000000000000000000000000000000000..11230a323c6580a16ccd1fca19874a49f3292d53
--- /dev/null
+++ b/structured data/course_info/Object_oriented_programming_java/problem_set.csv	
@@ -0,0 +1,518 @@
+problem_set_id,start_at,end_at
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+1584700174475599872,2022-11-03 08:14:00,2022-11-07 10:14:00
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+1586660945475170304,2022-10-30 18:06:00,2022-11-06 23:59:00
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+1184022297126526976,2019-10-15 16:24:00,2019-10-15 18:24:00
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diff --git a/structured data/course_info/Practice_of_statistics/user_group_member.csv b/structured data/course_info/Practice_of_statistics/user_group_member.csv
new file mode 100644
index 0000000000000000000000000000000000000000..d5fa79d94fa2eaec8a42f5b9e76e54a573dcfcda
--- /dev/null
+++ b/structured data/course_info/Practice_of_statistics/user_group_member.csv	
@@ -0,0 +1,325 @@
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diff --git a/structured data/course_info/Principles_of_information_security/problem_set.csv b/structured data/course_info/Principles_of_information_security/problem_set.csv
new file mode 100644
index 0000000000000000000000000000000000000000..b4ad20f2dfdc160e5c5ebd21f51e8ac8b5c51749
--- /dev/null
+++ b/structured data/course_info/Principles_of_information_security/problem_set.csv	
@@ -0,0 +1,223 @@
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diff --git a/structured data/course_info/Principles_of_information_security/user_group_problem_set.csv b/structured data/course_info/Principles_of_information_security/user_group_problem_set.csv
new file mode 100644
index 0000000000000000000000000000000000000000..a3c65a0a1e592560649703256e1ccd25178bec11
--- /dev/null
+++ b/structured data/course_info/Principles_of_information_security/user_group_problem_set.csv	
@@ -0,0 +1,184 @@
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diff --git a/structured data/course_info/Psychology/user_group_member.csv b/structured data/course_info/Psychology/user_group_member.csv
new file mode 100644
index 0000000000000000000000000000000000000000..9db97857b1329f591295d6a5288e327d524d3f31
--- /dev/null
+++ b/structured data/course_info/Psychology/user_group_member.csv	
@@ -0,0 +1,306 @@
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diff --git a/structured data/course_info/Software_engineering/problem_set.csv b/structured data/course_info/Software_engineering/problem_set.csv
new file mode 100644
index 0000000000000000000000000000000000000000..697f9d6282ea28dc102487bee08f4866a24df430
--- /dev/null
+++ b/structured data/course_info/Software_engineering/problem_set.csv	
@@ -0,0 +1,312 @@
+problem_set_id,start_at,end_at
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+1234816144834211840,2016-01-01 08:00:00,2038-01-18 08:00:00
+1234837641523015680,2016-01-01 08:00:00,2038-01-18 08:00:00
+1234838638609739776,2016-01-01 08:00:00,2038-01-18 08:00:00
+1251176062378487808,2020-04-20 08:00:00,2020-04-30 22:00:00
+1257349040217067520,2020-05-05 00:38:00,2020-05-11 02:38:00
+1259473394165960704,2020-05-11 15:00:00,2020-05-11 16:30:00
+1261210601805660160,2020-05-15 16:30:00,2020-05-19 23:00:00
+1263804297365512192,2020-05-22 20:09:00,2020-06-01 23:00:00
+1264814447383633920,2020-05-26 09:00:00,2020-05-26 10:30:00
+1267737078449651712,2020-06-09 19:00:00,2020-06-09 20:31:00
+1268806136272076800,2020-06-05 15:22:00,2020-06-12 23:59:00
+1272436366594203648,2020-06-19 09:25:00,2020-06-19 10:35:00
+1272452962393972736,2020-06-23 13:40:00,2020-06-23 15:40:00
+1276434079184527360,2020-06-26 16:40:00,2020-06-26 17:00:00
+1279353322023989248,2020-07-04 17:57:00,2020-07-04 19:57:00
+1279356378052612096,2020-07-04 18:08:00,2020-07-04 20:08:00
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+1298188212518866944,2020-08-25 17:16:00,2020-08-28 17:16:00
+1298505119763615744,2020-08-26 14:17:00,2020-12-31 16:17:00
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+1301078230497316864,2020-09-02 16:42:00,2020-11-30 23:59:00
+1325774458271784960,2020-11-09 20:16:00,2020-12-31 23:59:00
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+1347740095453753344,2021-01-09 10:59:00,2021-01-15 23:59:00
+1347764369568722944,2021-03-30 13:10:00,2021-03-30 15:10:00
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+1410798364020752384,2021-07-02 11:11:00,2021-07-02 13:11:00
+1421475086116589568,2016-01-01 08:00:00,2038-01-18 08:00:00
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+1471303887596142592,2021-12-16 10:18:00,2021-12-19 19:18:00
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+1538884054077403136,2022-06-21 14:05:00,2022-06-22 23:59:00
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+1567805245826990080,2022-09-08 17:20:00,2022-12-31 23:59:00
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+1587242113224441856,2022-11-01 08:36:00,2022-11-01 10:36:00
+1590603070692773888,2022-11-10 15:11:00,2022-11-27 23:59:00
+1590603293573898240,2022-11-10 15:12:00,2023-01-01 23:59:00
+1591629906478489600,2022-11-17 13:50:00,2022-11-17 15:30:00
+1591642286226792448,2022-11-17 15:50:00,2022-11-17 17:25:00
+1165905430510784512,2019-08-26 16:34:00,2020-08-08 18:34:00
+1188327691096453120,2019-10-27 14:32:00,2019-10-27 16:32:00
+1188344278901878784,2019-10-27 14:38:00,2019-10-27 16:38:00
+1188359606742577152,2019-10-27 15:38:00,2019-11-03 23:59:00
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+1195543851571769344,2019-11-16 11:19:00,2019-11-16 13:30:00
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+1196351092478603264,2019-11-18 17:50:00,2019-11-18 18:05:00
+1201773277506596864,2019-12-03 13:30:00,2019-12-07 16:45:00
+1209732244015882240,2019-12-25 15:06:00,2019-12-25 17:06:00
+1233400003083546624,2020-02-28 22:34:00,2021-02-18 00:34:00
+1247505095177682944,2020-04-07 20:39:00,2020-04-14 22:39:00
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+1247740729922072576,2020-04-08 12:16:00,2020-04-21 23:59:00
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+1258964198811070464,2020-05-10 14:00:00,2020-05-10 16:00:00
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+1348820960347099136,2021-01-12 10:35:00,2021-01-12 12:35:00
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+1409425366881058816,2021-06-28 16:14:00,2021-07-31 18:14:00
+1421677152910012416,2016-01-01 08:00:00,2038-01-18 08:00:00
+1441373869176774656,2021-09-24 20:07:00,2021-10-18 23:59:00
+1442070444564000768,2021-10-22 16:50:00,2021-11-07 23:59:00
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+1539137177408761856,2022-07-02 10:30:00,2022-07-02 12:05:00
+1542085797309300736,2022-06-29 18:00:00,2022-09-05 23:59:00
+1564049115053965312,2022-08-29 08:35:00,2022-08-30 15:55:00
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+1580918566664531968,2022-10-14 21:48:00,2022-10-14 23:48:00
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+1584411847293812736,2016-01-01 08:00:00,2038-01-18 08:00:00
+1584464315650289664,2016-01-01 08:00:00,2038-01-18 08:00:00
+1585515702449111040,2022-10-27 14:15:00,2022-11-13 23:59:00
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+1215433019669037056,2020-01-10 08:38:00,2020-01-11 10:38:00
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diff --git a/structured data/course_info/Software_engineering/user_group_problem_set.csv b/structured data/course_info/Software_engineering/user_group_problem_set.csv
new file mode 100644
index 0000000000000000000000000000000000000000..4aef980fe181d001eaddc893a964f25af1173ed5
--- /dev/null
+++ b/structured data/course_info/Software_engineering/user_group_problem_set.csv	
@@ -0,0 +1,306 @@
+user_group_problem_set_id,user_group_id,problem_set_id
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diff --git a/structured data/course_info/Thinking_by_data/problem_set.csv b/structured data/course_info/Thinking_by_data/problem_set.csv
new file mode 100644
index 0000000000000000000000000000000000000000..e6bdef97a5565ef7de37a20dadc1390ae6456283
--- /dev/null
+++ b/structured data/course_info/Thinking_by_data/problem_set.csv	
@@ -0,0 +1,230 @@
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diff --git a/structured data/course_info/Thinking_by_data/user_group_problem_set.csv b/structured data/course_info/Thinking_by_data/user_group_problem_set.csv
new file mode 100644
index 0000000000000000000000000000000000000000..91598119692421b64ed098e6f567b6ca0e1d14c6
--- /dev/null
+++ b/structured data/course_info/Thinking_by_data/user_group_problem_set.csv	
@@ -0,0 +1,240 @@
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diff --git a/structured data/course_info/VB_programming/problem_set.csv b/structured data/course_info/VB_programming/problem_set.csv
new file mode 100644
index 0000000000000000000000000000000000000000..86a7928c49acae656b8b7e848c162787fc0fb20b
--- /dev/null
+++ b/structured data/course_info/VB_programming/problem_set.csv	
@@ -0,0 +1,175 @@
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diff --git a/structured data/course_info/VB_programming/user_group_problem_set.csv b/structured data/course_info/VB_programming/user_group_problem_set.csv
new file mode 100644
index 0000000000000000000000000000000000000000..3c57ad0e464e5a138e73e47a29c50312903b3b7c
--- /dev/null
+++ b/structured data/course_info/VB_programming/user_group_problem_set.csv	
@@ -0,0 +1,188 @@
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diff --git a/structured data/course_info/Web_frontend_technology/problem_set.csv b/structured data/course_info/Web_frontend_technology/problem_set.csv
new file mode 100644
index 0000000000000000000000000000000000000000..e294d0754f531e920a222861b1d91bdf66b84ec6
--- /dev/null
+++ b/structured data/course_info/Web_frontend_technology/problem_set.csv	
@@ -0,0 +1,506 @@
+problem_set_id,start_at,end_at
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+921709157991432192,2017-10-27 20:04:35,2017-10-27 23:04:00
+921719855962243072,2017-10-21 20:50:00,2017-10-21 20:55:00
+921731261709271040,2017-11-08 08:41:00,2017-11-08 09:00:00
+921913716261109760,2017-10-25 08:42:00,2017-10-25 09:00:00
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+1508360861000085504,2022-03-28 16:30:00,2022-03-28 18:30:00
+1508361025773318144,2022-03-28 16:31:00,2022-03-28 18:31:00
+1508361149733158912,2022-03-28 16:31:00,2022-03-28 18:31:00
+1516017710511927296,2022-05-05 11:50:00,2022-05-05 13:20:00
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+1518044198820061184,2022-05-07 14:30:00,2022-05-07 16:15:00
+1518391413065363456,2022-04-25 08:46:00,2022-05-04 23:59:00
+1521661046232809472,2022-05-04 09:35:00,2022-05-04 11:05:00
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+1521696264931074048,2022-05-04 11:55:00,2022-05-04 13:25:00
+1521783073438527488,2022-05-04 18:15:00,2022-05-04 19:45:00
+1521787045817704448,2022-05-04 18:15:00,2022-05-04 19:45:00
+1522854421778825216,2022-05-07 18:00:00,2022-05-07 19:30:00
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+1536278054740676608,2022-06-16 08:10:00,2022-06-16 08:55:00
+1581125713893515264,2022-10-15 11:31:00,2022-10-15 13:31:00
+1584199490034614272,2016-01-01 08:00:00,2038-01-18 08:00:00
+1008224962627850240,2018-07-11 14:44:00,2018-07-11 16:45:00
+1014336206992343040,2018-07-04 10:25:00,2018-07-05 10:25:00
+1120955971970158592,2019-04-24 15:40:00,2020-04-16 15:40:00
+1120958234201575424,2019-04-24 15:50:00,2024-04-25 15:50:00
+1192350602140880896,2019-11-07 15:57:00,2019-11-07 17:57:00
+1193724116257370112,2019-11-11 10:55:00,2019-11-25 00:00:00
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+1193766433148276736,2019-11-11 13:43:00,2020-09-21 15:43:00
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+1194239558063394816,2019-11-12 21:04:00,2019-12-31 23:04:00
+1223821849338728448,2016-01-01 08:00:00,2038-01-18 08:00:00
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+1234317772700430336,2016-01-01 08:00:00,2038-01-18 08:00:00
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+1241258842185408512,2020-03-21 14:59:00,2020-03-25 23:59:00
+1241273811639607296,2020-04-01 20:00:00,2020-04-01 20:30:00
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+1241289897936297984,2020-04-02 19:30:00,2021-04-01 20:30:00
+1242964656285687808,2020-03-26 07:59:00,2020-03-28 23:59:00
+1244102830449893376,2020-03-29 11:21:00,2020-03-31 23:59:00
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+1254214187590807552,2020-05-10 22:00:00,2020-05-10 23:00:00
+1254317718465335296,2020-05-10 20:00:00,2020-05-10 21:00:00
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+1306571237724909568,2020-09-18 08:00:00,2020-09-29 01:59:00
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+1321736393530228736,2020-10-29 16:51:00,2021-01-20 18:51:00
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+1394550124862394368,2021-05-19 13:35:00,2021-05-19 13:45:00
+1401547205520535552,2021-06-06 22:29:00,2021-06-06 22:30:00
+1401827898104369152,2021-06-07 17:04:00,2021-06-07 18:42:00
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+1405132080161198080,2021-06-16 20:50:00,2021-06-16 22:20:00
+1410475633991430144,2021-07-01 13:49:00,2021-07-01 15:49:00
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+1412065367814017024,2021-07-11 09:00:00,2021-07-11 11:00:00
+1421475086116589568,2016-01-01 08:00:00,2038-01-18 08:00:00
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+1460497404150378496,2021-11-16 14:37:00,2021-12-10 16:37:00
+1461134050726211584,2021-11-18 08:49:00,2021-11-30 10:49:00
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+1508359507809943552,2022-03-28 16:24:00,2022-03-28 18:24:00
+1517100404251537408,2022-04-24 23:30:00,2022-04-24 23:59:00
+1517101349085802496,2022-04-23 18:30:00,2022-04-23 19:30:00
+1518391899059331072,2022-04-25 08:49:00,2022-05-15 19:00:00
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+1565246995029880832,2022-09-01 15:55:00,2022-09-09 17:55:00
+1565254748238585856,2022-09-01 16:26:00,2022-09-08 18:26:00
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+1584524734452604928,2022-10-24 00:00:00,2022-10-29 23:59:00
+1585910728899457024,2022-10-28 16:25:00,2023-01-31 18:25:00
+1587674100506587136,2022-11-02 13:12:00,2022-11-13 23:55:00
+1589245182145490944,2022-11-07 00:00:00,2022-11-12 23:59:00
+950382986711486464,2018-01-08 23:00:58,2018-01-15 23:00:58
+1120238196695887872,2019-04-22 16:08:00,2023-04-22 16:08:00
+1121758378811670528,2019-04-26 20:49:00,2023-04-27 20:49:00
+1140888657704214528,2013-01-23 07:32:00,2013-01-24 07:32:00
+1141268376425553920,2019-06-19 16:55:00,2020-06-04 16:55:00
+1141636095805186048,2019-06-20 17:16:00,2020-06-03 17:16:00
+1201840890156847104,2019-12-04 20:24:00,2019-12-11 23:59:00
+1201855544375537664,2019-12-04 21:26:00,2019-12-18 23:59:00
+1204557799890411520,2019-12-11 08:30:00,2019-12-19 08:30:00
+1223498047354458112,2016-01-01 08:00:00,2038-01-18 08:00:00
+1224226050040549376,2016-01-01 08:00:00,2038-01-18 08:00:00
+1227068577370230784,2020-02-11 11:13:00,2020-02-18 13:13:00
+1232346966789369856,2020-02-26 00:49:00,2021-02-12 02:49:00
+1232683813579173888,2020-02-26 23:08:00,2021-02-19 01:08:00
+1233004314704916480,2020-02-27 20:21:00,2021-02-19 22:21:00
+1234485016852082688,2016-01-01 08:00:00,2038-01-18 08:00:00
+1241170908287475712,2020-03-21 09:12:00,2020-03-21 11:12:00
+1254792252595294208,2020-04-27 23:19:00,2021-04-15 01:19:00
+1255145155327610880,2020-04-28 22:41:00,2021-04-15 00:41:00
+1269788893810868224,2020-06-08 08:28:00,2020-06-08 10:28:00
+1269800117353136128,2020-06-08 09:04:00,2020-06-16 11:04:00
+1269877355452907520,2020-06-08 14:20:00,2020-06-08 15:15:00
+1271833680169590784,2016-01-01 08:00:00,2038-01-18 08:00:00
+1271834200942755840,2016-01-01 08:00:00,2038-01-18 08:00:00
+1271984278147874816,2020-06-14 09:52:00,2020-06-14 23:59:00
+1272183551732932608,2020-06-15 08:35:00,2020-06-15 12:30:00
+1272362870027509760,2020-06-15 15:00:00,2020-06-15 23:50:00
+1320636880774193152,2020-10-28 13:30:00,2020-10-28 13:40:00
+1330407318822367232,2020-11-27 15:00:00,2020-11-27 15:15:00
+1331157381882359808,2020-11-24 16:43:00,2020-12-02 01:59:00
+1331158824735526912,2020-11-24 16:51:00,2020-12-02 01:59:00
+1334125491929272320,2020-12-02 21:20:00,2020-12-16 01:59:00
+1338378741451669504,2020-12-18 09:50:00,2020-12-18 10:05:00
+1338436084751220736,2020-12-16 15:00:00,2020-12-16 15:10:00
+1338439325995790336,2020-12-18 15:00:00,2020-12-18 15:10:00
+1373554640436547584,2021-03-24 09:55:00,2021-03-24 10:05:00
+1374606474742968320,2021-03-24 14:40:00,2021-03-24 14:50:00
+1374709912029958144,2021-03-24 21:08:00,2021-03-28 23:59:00
+1379954694824054784,2021-04-08 08:27:00,2021-04-26 01:59:00
+1399561137464000512,2021-06-01 10:58:00,2021-06-02 10:58:00
+1399925047887175680,2021-06-23 00:30:00,2021-06-23 02:30:00
+1399941282666401792,2021-06-02 12:09:00,2021-12-15 14:09:00
+1400487126603943936,2021-06-04 00:08:00,2021-06-04 02:08:00
+1407577084726263808,2021-06-23 13:45:00,2021-06-23 15:45:00
+1421672136762494976,2016-01-01 08:00:00,2038-01-18 08:00:00
+1446025608366690304,2021-10-20 15:00:00,2021-10-20 15:10:00
+1450280705887956992,2021-10-27 15:00:00,2021-10-27 15:20:00
+1451056801093251072,2021-10-21 13:23:00,2021-11-20 15:23:00
+1455436067863437312,2021-11-03 15:00:00,2021-11-03 15:10:00
+1455439535042895872,2021-11-05 11:00:00,2021-11-05 11:10:00
+1459412981431517184,2021-11-17 15:00:00,2021-11-17 15:10:00
+1459414309650788352,2021-11-19 11:00:00,2021-11-19 11:10:00
+1461205098936729600,2021-11-18 13:29:00,2021-11-24 15:29:00
+1461229474557947904,2021-11-18 15:05:00,2021-11-20 23:59:00
+1461232269633847296,2021-11-18 15:19:00,2021-11-18 17:19:00
+1461621137981796352,2021-11-24 15:00:00,2021-11-24 15:10:00
+1461622258146177024,2021-12-03 11:00:00,2021-12-03 11:10:00
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+1465969131160571904,2021-12-01 16:59:00,2021-12-04 01:59:00
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+1467499688706113536,,
+1467526421032095744,2021-12-06 00:08:00,2021-12-06 02:08:00
+1467682635814866944,2021-12-06 10:30:00,2021-12-06 11:00:00
+1468124008024182784,,
+1468135824638017536,2021-12-07 16:29:00,2021-12-07 18:29:00
+1468160215518216192,,
+1468163545058136064,2021-12-07 19:10:00,2021-12-07 20:40:00
+1468741660871688192,2021-12-09 08:36:00,2021-12-13 01:59:00
+1468765546392178688,2021-12-09 10:11:00,2021-12-09 12:11:00
+1468767187163303936,2021-12-09 10:00:00,2021-12-09 16:00:00
+1468794261390086144,2021-12-09 12:10:00,2021-12-09 13:40:00
+1469121950030954496,2021-12-10 10:00:00,2021-12-10 11:00:00
+1469155354143293440,2021-12-10 12:05:00,2021-12-10 13:05:00
+1469217333674311680,2021-12-10 16:15:00,2021-12-10 17:15:00
+1469238951231397888,2021-12-10 17:40:00,2021-12-10 19:40:00
+1469649726549852160,2021-12-11 20:44:00,2021-12-15 22:44:00
+1507237422025687040,2022-03-25 14:05:00,2022-03-28 23:59:00
+1518078306221371392,2022-04-24 20:00:00,2022-04-24 22:00:00
+1526920081261772800,2022-05-19 08:00:00,2022-05-19 22:00:00
+1533068345988333568,2022-06-04 20:55:00,2022-06-11 22:55:00
+1533985703984713728,2022-06-07 09:35:00,2022-06-11 12:33:00
+1534170523037700096,2022-06-07 21:48:00,2022-06-14 23:48:00
+1534353905092771840,2022-06-08 10:25:00,2022-06-15 12:00:00
+1534756100820951040,2022-06-09 12:45:00,2022-06-15 14:35:00
+1535169666904481792,2022-06-10 16:00:00,2022-07-29 23:00:00
+1553028538955931648,2022-07-29 22:43:00,2022-09-30 00:43:00
+1566637886156107776,,
+1566638386712743936,2022-09-05 12:04:00,2023-01-31 14:04:00
+1571423416374984704,,
+1571425214053855232,2022-09-18 17:05:00,2023-01-31 19:05:00
+1574616966478802944,2022-09-29 14:00:00,2022-09-29 16:30:00
+1575041121992765440,2022-09-28 16:35:00,2022-09-28 18:35:00
+1578671953581666304,2022-10-10 10:01:00,2023-01-31 19:01:00
+1580918605143080960,2022-10-14 21:47:00,2022-10-14 23:47:00
+1581997267066028032,2022-10-17 21:13:00,2022-10-17 23:13:00
+1583826223096545280,2016-01-01 08:00:00,2038-01-18 08:00:00
+1585433376373370880,2022-10-27 08:48:00,2022-12-31 10:48:00
+1586905242359328768,2022-10-31 10:17:00,2022-10-31 10:27:00
+1587457803931901952,2022-10-31 00:00:00,2022-11-06 12:00:00
+1589794324387233792,,
+3993,2017-02-28 19:00:00,2017-03-07 00:00:00
+4007,2017-03-02 10:25:00,2017-03-02 10:30:00
+4148,2017-03-06 16:20:00,2017-03-07 00:00:00
+4150,2017-03-07 10:21:00,2017-03-07 10:26:00
+4179,2017-03-09 10:23:00,2017-03-09 10:28:00
+4180,2017-03-07 10:28:00,2017-03-07 10:33:00
+4185,2017-03-06 16:30:00,2017-03-07 00:00:00
+4271,2017-03-08 10:25:00,2017-03-08 10:40:00
+4343,2017-03-08 00:00:00,2017-03-11 00:00:00
+4489,2017-03-14 10:20:00,2017-03-14 10:25:00
+4518,2017-03-13 16:20:00,2017-03-14 23:00:00
+4522,2017-03-20 16:20:00,2017-03-22 00:00:00
+4698,2017-03-15 00:00:00,2017-03-16 00:00:00
+4816,2017-03-16 00:00:00,2017-03-30 00:00:00
+4883,2017-03-17 00:00:00,2017-03-20 20:00:00
+4884,2017-03-17 00:00:00,2017-03-20 20:00:00
+4931,2017-03-22 00:00:00,2017-03-23 00:00:00
+5771,2017-04-18 11:00:00,2017-04-18 12:00:00
+6316,2017-05-11 14:00:00,2017-05-11 17:23:00
+7310,2017-06-20 00:00:00,2017-06-21 00:00:00
+907141268343988224,2017-09-12 15:16:49,2017-09-14 15:16:49
+945166234046128128,2017-12-25 13:32:49,2018-01-07 13:32:49
+971930540568018944,2018-03-09 10:05:00,2018-03-25 10:05:00
+998163855765807104,2018-05-21 17:13:00,2018-05-21 18:25:00
+1143154188968747008,2019-06-24 21:52:00,2019-06-28 21:52:00
+1143154670239965184,2019-06-24 21:54:00,2019-06-28 21:54:00
+1143154867896541184,2019-06-24 21:54:00,2019-06-28 21:54:00
+1186082634927656960,2019-10-21 08:51:00,2019-10-29 10:51:00
+1188287084621754368,2019-10-27 10:00:00,2019-10-30 20:08:00
+1188290110661095424,2019-10-27 11:02:00,2019-10-30 23:59:00
+1193699779412389888,2019-11-11 09:18:00,2019-11-11 11:18:00
+1198825235371421696,2019-11-26 13:10:00,2019-11-26 16:00:00
+1201847831025324032,2019-12-04 08:00:00,2019-12-13 20:30:00
+1201849582616997888,2019-12-04 20:00:00,2019-12-12 22:00:00
+1206735909134073856,2020-02-04 08:00:00,2020-02-11 12:00:00
+1225704562123493376,2020-02-10 16:54:00,2020-02-17 18:54:00
+1241961543328210944,2020-03-23 13:55:00,2020-03-23 14:10:00
+1255426540138680320,2020-04-29 17:19:00,2021-04-14 19:19:00
+1259675872522227712,2020-05-12 14:30:00,2020-05-12 16:30:00
+1269239052840026112,2016-01-01 08:00:00,2038-01-18 08:00:00
+1271451662772527104,2020-06-12 22:37:00,2020-06-13 00:37:00
+1271458083673137152,2020-06-13 08:00:00,2020-06-13 23:59:00
+1301759293242560512,2020-09-04 15:45:00,2020-09-04 15:59:00
+1304059956363128832,2020-09-11 15:35:00,2020-09-11 15:50:00
+1307680900893835264,2020-09-21 10:25:00,2020-09-21 10:40:00
+1308298063396667392,2020-09-22 14:51:00,2020-12-31 16:51:00
+1308810180587806720,2020-09-24 13:55:00,2020-09-24 14:10:00
+1315926425279979520,2020-10-13 16:02:00,2020-10-30 01:59:00
+1327096108050698240,2020-11-13 13:14:00,2020-11-13 16:50:00
+1329662693056761856,2020-11-20 13:46:00,2020-11-20 15:46:00
+1329664380412669952,2020-11-20 13:53:00,2020-11-27 15:53:00
+1330320806810275840,2020-11-22 09:21:00,2020-11-22 11:21:00
+1333363580396687360,2020-11-30 19:00:00,2020-11-30 20:00:00
+1334118334185910272,2020-12-02 20:51:00,2020-12-09 01:59:00
+1335490272588754944,2020-12-06 15:42:00,2020-12-18 01:59:00
+1335491974960594944,2020-12-06 15:49:00,2020-12-17 01:59:00
+1354237889583304704,2021-01-27 09:20:00,2021-01-27 11:20:00
+1379260508147654656,2021-04-06 10:31:00,2022-02-02 12:31:00
+1398606094329679872,2021-05-29 19:43:00,2021-05-30 18:43:00
+1399945221159800832,2021-06-02 12:24:00,2021-12-25 14:24:00
+1403648642712014848,2021-06-17 18:30:00,2021-06-17 19:50:00
+1404351087909109760,2021-06-14 16:12:00,2021-06-14 23:12:00
+1404444352444469248,2021-06-17 20:00:00,2021-06-17 21:20:00
+1405409768524521472,2021-06-24 14:30:00,2021-06-24 16:30:00
+1407939705585831936,2021-06-24 13:52:00,2021-07-23 15:52:00
+1416705756824018944,2021-07-22 14:30:00,2021-07-22 16:30:00
+1421679087558889472,2016-01-01 08:00:00,2038-01-18 08:00:00
+1434772168011370496,2021-09-06 14:54:00,2021-09-06 23:59:00
+1435258716329873408,2021-09-09 14:30:00,2022-03-01 19:30:00
+1440936411770937344,2021-09-23 15:12:00,2021-09-30 17:12:00
+1445672284552396800,2021-10-06 16:47:00,2021-10-30 18:47:00
+1455001416149319680,2021-11-01 10:37:00,2021-11-22 12:37:00
+1455428474454716416,2021-11-02 14:54:00,2021-11-05 01:54:00
+1460963202023256064,2021-11-17 21:28:00,2021-11-17 23:28:00
+1468207504210071552,2021-12-07 21:13:00,2021-12-17 23:30:00
+1468208071104987136,2021-12-07 21:16:00,2021-12-17 23:30:00
+1468210413618401280,2021-12-07 21:24:00,2021-12-16 23:30:00
+1468210881092276224,2021-12-07 21:27:00,2021-12-16 23:30:00
+1468517935291977728,2021-12-08 17:47:00,2021-12-11 01:59:00
+1469157633063845888,2021-12-12 13:00:00,2021-12-12 17:00:00
+1469167379299766272,2021-12-10 12:49:00,2021-12-10 23:49:00
+1469168547883192320,2021-12-10 12:53:00,2021-12-10 23:53:00
+1469180213907750912,2021-12-10 13:40:00,2021-12-10 15:40:00
+1471720867191914496,2021-12-17 14:15:00,2021-12-20 23:15:00
+1498862655154855936,,
+1498864107721244672,2022-03-02 11:33:00,2022-03-02 13:33:00
+1517097942469222400,2022-04-21 19:07:00,2022-05-08 23:59:00
+1536525565019537408,2022-06-14 16:40:00,2022-06-14 17:00:00
+1536632572158402560,2022-06-14 16:51:00,2022-06-14 18:51:00
+1538793410298363904,2022-06-21 08:55:00,2022-06-21 11:05:00
+1566982100211666944,,
+1570943296946245632,2022-09-17 09:10:00,2023-02-01 11:10:00
+1580787836433199104,2022-10-17 13:08:00,2023-01-31 15:08:00
+1581926574932615168,2022-10-17 16:32:00,2022-10-30 18:32:00
+1582411543006142464,2022-10-19 00:41:00,2022-10-30 02:41:00
+1584485596902862848,2022-11-14 19:30:00,2022-11-14 19:45:00
+1587350513409093632,2022-11-01 15:46:00,2022-11-15 23:59:00
+1588875635144032256,2022-11-05 20:47:00,2023-01-31 22:47:00
+1589796613688680448,2022-11-08 09:46:00,2022-11-30 11:46:00
+1589810534466220032,2022-11-08 10:42:00,2022-11-13 23:42:00
+4813,2017-03-21 10:21:00,2017-03-21 10:35:00
+5051,2017-04-01 00:00:00,2017-04-01 12:00:00
+5199,2017-04-01 16:20:00,2017-04-03 23:00:00
+5209,2017-03-28 10:20:00,2017-03-28 10:30:00
+5217,2017-03-30 10:20:00,2017-03-30 10:28:00
+5293,2017-04-12 00:00:00,2017-04-13 00:00:00
+5294,2017-04-17 00:00:00,2017-04-17 12:00:00
+5392,2017-03-30 17:00:00,2017-04-13 00:00:00
+5393,2017-03-30 17:00:00,2017-04-13 00:00:00
+5551,2017-04-06 11:40:00,2017-04-06 12:00:00
+5557,2017-04-10 16:20:00,2017-04-12 23:00:00
+5588,2017-04-13 14:00:00,2017-04-14 23:00:00
+5847,2017-04-17 16:20:00,2017-04-18 23:00:00
+6151,2017-05-15 10:20:00,2017-05-15 12:00:00
+6433,2017-05-08 16:20:00,2017-05-10 23:00:00
+6507,2017-05-15 10:10:00,2017-05-15 12:00:00
+7220,2017-06-13 14:05:00,2017-06-13 14:40:00
+7225,2017-06-13 14:00:00,2017-06-13 15:30:00
+7273,2017-06-12 12:05:00,2017-06-12 15:05:00
+7297,2017-06-13 13:00:00,2017-06-13 15:40:00
+949979381152043008,2018-01-07 20:24:20,2018-01-08 20:24:20
+1067311315941253120,2018-11-27 14:56:00,2018-12-09 23:59:00
+1072323593983291392,2018-12-11 10:54:00,2018-12-17 23:59:00
+1081728982442516480,2019-01-06 09:46:00,2019-01-07 09:46:00
+1083637961733120000,2019-01-11 16:11:00,2019-01-12 16:11:00
+1105533880187994112,2019-03-13 07:15:00,2019-03-13 11:15:00
+1137949099089944576,2019-06-10 13:05:00,2019-06-10 13:09:00
+1140455822514151424,2019-06-17 10:26:00,2019-06-17 12:00:00
+1142961531273306112,2019-07-01 09:00:00,2019-07-01 11:00:00
+1143089365132206080,2019-06-24 17:31:00,2020-06-03 17:31:00
+1143154030386307072,2019-06-24 21:51:00,2019-06-28 21:51:00
+1143154395991203840,2019-06-24 21:53:00,2019-06-28 21:53:00
+1143154539310571520,2019-06-24 21:53:00,2019-06-28 21:53:00
+1143493586730049536,2019-06-26 20:17:00,2019-06-26 20:17:00
+1143838524453904384,2019-06-26 19:08:00,2020-06-04 19:08:00
+1149591468108804096,2019-07-12 16:08:00,2019-07-31 18:08:00
+1158617536123887616,2019-08-06 13:51:00,2019-08-06 19:43:00
+1182614714926780416,2019-10-11 19:06:00,2019-12-31 21:06:00
+1223547031347417088,2016-01-01 08:00:00,2038-01-18 08:00:00
+1223927421207728128,2016-01-01 08:00:00,2038-01-18 08:00:00
+1232607920517197824,2020-02-26 18:06:00,2021-02-19 20:06:00
+1234444611238408192,2016-01-01 08:00:00,2038-01-18 08:00:00
+1273550775131496448,2020-07-02 14:00:00,2020-07-02 16:00:00
+1274931853570600960,2020-06-22 14:16:00,2020-06-22 18:00:00
+1274994417760935936,2020-06-23 16:00:00,2020-06-23 17:20:00
+1297818902285864960,2020-08-24 16:49:00,2020-08-24 18:49:00
+1298506438331158528,2020-08-26 14:22:00,2020-12-30 16:22:00
+1301148450402422784,2020-09-02 22:10:00,2021-04-08 20:40:00
+1302848212134612992,2020-09-07 14:00:00,2020-09-07 14:15:00
+1310206435108970496,2020-09-28 10:25:00,2020-09-28 10:40:00
+1312757384847417344,2020-10-05 10:28:00,2020-10-05 10:40:00
+1319485701349117952,2020-10-23 11:39:00,2020-11-06 01:59:00
+1321811013402845184,2020-11-02 21:44:00,2020-11-19 01:59:00
+1323418976479567872,2020-11-03 08:17:00,2020-11-17 10:17:00
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diff --git a/structured data/course_info/Web_frontend_technology/user_group_problem_set.csv b/structured data/course_info/Web_frontend_technology/user_group_problem_set.csv
new file mode 100644
index 0000000000000000000000000000000000000000..cb201fe0f8492f20a3d139c86305a3e51868ad3c
--- /dev/null
+++ b/structured data/course_info/Web_frontend_technology/user_group_problem_set.csv	
@@ -0,0 +1,520 @@
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diff --git a/structured data/non programming data/Assembly_language_programming/info/problem_list.txt b/structured data/non programming data/Assembly_language_programming/info/problem_list.txt
new file mode 100644
index 0000000000000000000000000000000000000000..d7aa8ef9c9643c5d257c23fd2a53db22ca9f1060
--- /dev/null
+++ b/structured data/non programming data/Assembly_language_programming/info/problem_list.txt	
@@ -0,0 +1 @@
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\ No newline at end of file
diff --git a/structured data/non programming data/Big_data_management/info/problem_list.txt b/structured data/non programming data/Big_data_management/info/problem_list.txt
new file mode 100644
index 0000000000000000000000000000000000000000..76eedc74465b3b709e5e0db943c7f73101d9fb45
--- /dev/null
+++ b/structured data/non programming data/Big_data_management/info/problem_list.txt	
@@ -0,0 +1 @@
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\ No newline at end of file
diff --git a/structured data/non programming data/Big_data_management/info/student_list.txt b/structured data/non programming data/Big_data_management/info/student_list.txt
new file mode 100644
index 0000000000000000000000000000000000000000..d2a5cbdd947a455bf68a97ea5b711cf0640cc772
--- /dev/null
+++ b/structured data/non programming data/Big_data_management/info/student_list.txt	
@@ -0,0 +1 @@
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\ No newline at end of file
diff --git a/structured data/non programming data/Big_data_processing_technology/info/problem_list.txt b/structured data/non programming data/Big_data_processing_technology/info/problem_list.txt
new file mode 100644
index 0000000000000000000000000000000000000000..48d8092551010bf0a8c8fcc617ba0df0d028456e
--- /dev/null
+++ b/structured data/non programming data/Big_data_processing_technology/info/problem_list.txt	
@@ -0,0 +1 @@
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\ No newline at end of file
diff --git a/structured data/non programming data/C_programming/info/concept_list.txt b/structured data/non programming data/C_programming/info/concept_list.txt
new file mode 100644
index 0000000000000000000000000000000000000000..1425cf5bfc180f7e88ddcdbeddcd24f5a39fe170
--- /dev/null
+++ b/structured data/non programming data/C_programming/info/concept_list.txt	
@@ -0,0 +1 @@
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\ No newline at end of file
diff --git a/structured data/non programming data/Calculus/info/student_list.txt b/structured data/non programming data/Calculus/info/student_list.txt
new file mode 100644
index 0000000000000000000000000000000000000000..8d8519bc27f0f3fdd9b16af4c7d8c9d61c6ff4e6
--- /dev/null
+++ b/structured data/non programming data/Calculus/info/student_list.txt	
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\ No newline at end of file
diff --git a/structured data/non programming data/Calculus/problem_info.csv b/structured data/non programming data/Calculus/problem_info.csv
new file mode 100644
index 0000000000000000000000000000000000000000..55646e85a801e472c515c2f12bc13d8fe51357c4
--- /dev/null
+++ b/structured data/non programming data/Calculus/problem_info.csv	
@@ -0,0 +1,396 @@
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diff --git a/structured data/non programming data/Compilation_principle/info/problem_list.txt b/structured data/non programming data/Compilation_principle/info/problem_list.txt
new file mode 100644
index 0000000000000000000000000000000000000000..438f53a674e7fece9c7d5e3db00abe43b4163133
--- /dev/null
+++ b/structured data/non programming data/Compilation_principle/info/problem_list.txt	
@@ -0,0 +1 @@
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\ No newline at end of file
diff --git a/structured data/non programming data/Computer_and_problem_solving/info/problem_list.txt b/structured data/non programming data/Computer_and_problem_solving/info/problem_list.txt
new file mode 100644
index 0000000000000000000000000000000000000000..9e377fe7a750a61119298b68025c61bf6ddf0a64
--- /dev/null
+++ b/structured data/non programming data/Computer_and_problem_solving/info/problem_list.txt	
@@ -0,0 +1 @@
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\ No newline at end of file
diff --git a/structured data/non programming data/Data_structure_and_algorithm_analysis/info/concept_list.txt b/structured data/non programming data/Data_structure_and_algorithm_analysis/info/concept_list.txt
new file mode 100644
index 0000000000000000000000000000000000000000..a69cff48b7d0d9746254ed3010dc05ad7ed79aae
--- /dev/null
+++ b/structured data/non programming data/Data_structure_and_algorithm_analysis/info/concept_list.txt	
@@ -0,0 +1 @@
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\ No newline at end of file
diff --git a/structured data/non programming data/Data_warehouse_and_data_mining/info/problem_list.txt b/structured data/non programming data/Data_warehouse_and_data_mining/info/problem_list.txt
new file mode 100644
index 0000000000000000000000000000000000000000..bad0b0126baf8f05163cf35d03ec7f13acc1f34a
--- /dev/null
+++ b/structured data/non programming data/Data_warehouse_and_data_mining/info/problem_list.txt	
@@ -0,0 +1 @@
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\ No newline at end of file
diff --git a/structured data/non programming data/Database_principle/info/concept_list.txt b/structured data/non programming data/Database_principle/info/concept_list.txt
new file mode 100644
index 0000000000000000000000000000000000000000..61fe3129944a2d1614c11637e828e80566e78682
--- /dev/null
+++ b/structured data/non programming data/Database_principle/info/concept_list.txt	
@@ -0,0 +1 @@
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\ No newline at end of file
diff --git a/structured data/non programming data/Digital_image_processing/info/problem_list.txt b/structured data/non programming data/Digital_image_processing/info/problem_list.txt
new file mode 100644
index 0000000000000000000000000000000000000000..5eb39ba3c597dd35c2d2af9ce62870b8f438ea07
--- /dev/null
+++ b/structured data/non programming data/Digital_image_processing/info/problem_list.txt	
@@ -0,0 +1 @@
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\ No newline at end of file
diff --git a/structured data/non programming data/Discrete_mathematics/info/problem_list.txt b/structured data/non programming data/Discrete_mathematics/info/problem_list.txt
new file mode 100644
index 0000000000000000000000000000000000000000..5c1ff43dd0f2c1f2bfd369e08a301ba17bec0162
--- /dev/null
+++ b/structured data/non programming data/Discrete_mathematics/info/problem_list.txt	
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\ No newline at end of file
diff --git a/structured data/non programming data/Discrete_mathematics_and_application/info/problem_list.txt b/structured data/non programming data/Discrete_mathematics_and_application/info/problem_list.txt
new file mode 100644
index 0000000000000000000000000000000000000000..09a0744479b750ef1074155a9f0978dd94a9e0dd
--- /dev/null
+++ b/structured data/non programming data/Discrete_mathematics_and_application/info/problem_list.txt	
@@ -0,0 +1 @@
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\ No newline at end of file
diff --git a/structured data/non programming data/English/info/problem_list.txt b/structured data/non programming data/English/info/problem_list.txt
new file mode 100644
index 0000000000000000000000000000000000000000..a0241bfe2030699b69789a2c97ef95cd1aa1fd8e
--- /dev/null
+++ b/structured data/non programming data/English/info/problem_list.txt	
@@ -0,0 +1 @@
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\ No newline at end of file
diff --git a/structured data/non programming data/Fortran_programming/info/problem_list.txt b/structured data/non programming data/Fortran_programming/info/problem_list.txt
new file mode 100644
index 0000000000000000000000000000000000000000..d41906ec8ed65ac2b9641791c21afbc58ddee7a3
--- /dev/null
+++ b/structured data/non programming data/Fortran_programming/info/problem_list.txt	
@@ -0,0 +1 @@
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\ No newline at end of file
diff --git a/structured data/non programming data/Introduction_to_algorithm_competition/info/problem_list.txt b/structured data/non programming data/Introduction_to_algorithm_competition/info/problem_list.txt
new file mode 100644
index 0000000000000000000000000000000000000000..62c836f669aea458076b1fa0f141e5b95637134e
--- /dev/null
+++ b/structured data/non programming data/Introduction_to_algorithm_competition/info/problem_list.txt	
@@ -0,0 +1 @@
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\ No newline at end of file
diff --git a/structured data/non programming data/Introduction_to_artificial_intelligence/problem_info.csv b/structured data/non programming data/Introduction_to_artificial_intelligence/problem_info.csv
new file mode 100644
index 0000000000000000000000000000000000000000..412ac8b47d24843b2fe87eb6a1d71fb1e8c6221e
--- /dev/null
+++ b/structured data/non programming data/Introduction_to_artificial_intelligence/problem_info.csv	
@@ -0,0 +1,465 @@
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diff --git a/structured data/non programming data/Introduction_to_computer/info/problem_list.txt b/structured data/non programming data/Introduction_to_computer/info/problem_list.txt
new file mode 100644
index 0000000000000000000000000000000000000000..db42e4d3b8a615c6dc34c146a5f41247a442fd32
--- /dev/null
+++ b/structured data/non programming data/Introduction_to_computer/info/problem_list.txt	
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\ No newline at end of file
diff --git a/structured data/non programming data/Introduction_to_internet_of_things/info/student_list.txt b/structured data/non programming data/Introduction_to_internet_of_things/info/student_list.txt
new file mode 100644
index 0000000000000000000000000000000000000000..570229a78c688ffc12731eb231d133646a012a16
--- /dev/null
+++ b/structured data/non programming data/Introduction_to_internet_of_things/info/student_list.txt	
@@ -0,0 +1 @@
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\ No newline at end of file
diff --git a/structured data/non programming data/Introduction_to_internet_of_things/problem_info.csv b/structured data/non programming data/Introduction_to_internet_of_things/problem_info.csv
new file mode 100644
index 0000000000000000000000000000000000000000..a1fe8c35342e0561c764a478a272c11731ebafe0
--- /dev/null
+++ b/structured data/non programming data/Introduction_to_internet_of_things/problem_info.csv	
@@ -0,0 +1,456 @@
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diff --git a/structured data/non programming data/Japanese/problem_info.csv b/structured data/non programming data/Japanese/problem_info.csv
new file mode 100644
index 0000000000000000000000000000000000000000..256aa460123f6118a0221c93ea1098e24fb61e43
--- /dev/null
+++ b/structured data/non programming data/Japanese/problem_info.csv	
@@ -0,0 +1,191 @@
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diff --git a/structured data/non programming data/Java_programming/info/concept_list.txt b/structured data/non programming data/Java_programming/info/concept_list.txt
new file mode 100644
index 0000000000000000000000000000000000000000..1d3def2d3620fafb4af10991f45a681d2e08bba5
--- /dev/null
+++ b/structured data/non programming data/Java_programming/info/concept_list.txt	
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\ No newline at end of file
diff --git a/structured data/non programming data/Linear_algebra/info/student_list.txt b/structured data/non programming data/Linear_algebra/info/student_list.txt
new file mode 100644
index 0000000000000000000000000000000000000000..62a02939ecc2d289ffa14e1aa7dad892779236f4
--- /dev/null
+++ b/structured data/non programming data/Linear_algebra/info/student_list.txt	
@@ -0,0 +1 @@
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\ No newline at end of file
diff --git a/structured data/non programming data/Linear_algebra/problem_info.csv b/structured data/non programming data/Linear_algebra/problem_info.csv
new file mode 100644
index 0000000000000000000000000000000000000000..2cca4b67745aa456c74b5bf76bc041a91f218c1a
--- /dev/null
+++ b/structured data/non programming data/Linear_algebra/problem_info.csv	
@@ -0,0 +1,483 @@
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diff --git a/structured data/non programming data/Literature_and_history/info/problem_list.txt b/structured data/non programming data/Literature_and_history/info/problem_list.txt
new file mode 100644
index 0000000000000000000000000000000000000000..5fba7d89d6e9a17ff69e9d6977185eee5cc8a459
--- /dev/null
+++ b/structured data/non programming data/Literature_and_history/info/problem_list.txt	
@@ -0,0 +1 @@
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\ No newline at end of file
diff --git a/structured data/non programming data/Matlab_simulation/info/student_list.txt b/structured data/non programming data/Matlab_simulation/info/student_list.txt
new file mode 100644
index 0000000000000000000000000000000000000000..afe03f181f2cdee7fa787c723f2255864738b03b
--- /dev/null
+++ b/structured data/non programming data/Matlab_simulation/info/student_list.txt	
@@ -0,0 +1 @@
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\ No newline at end of file
diff --git a/structured data/non programming data/Matlab_simulation/problem_info.csv b/structured data/non programming data/Matlab_simulation/problem_info.csv
new file mode 100644
index 0000000000000000000000000000000000000000..7634e1016acaec370187601b79a5e3d7e568a170
--- /dev/null
+++ b/structured data/non programming data/Matlab_simulation/problem_info.csv	
@@ -0,0 +1,156 @@
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diff --git a/structured data/non programming data/Microcomputer_principle_and_interface_technology/info/student_list.txt b/structured data/non programming data/Microcomputer_principle_and_interface_technology/info/student_list.txt
new file mode 100644
index 0000000000000000000000000000000000000000..b2a2f1854aa770765488a6e9b1b8d9e74481479b
--- /dev/null
+++ b/structured data/non programming data/Microcomputer_principle_and_interface_technology/info/student_list.txt	
@@ -0,0 +1 @@
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\ No newline at end of file
diff --git a/structured data/non programming data/Multivariate_statistical_analysis/info/problem_list.txt b/structured data/non programming data/Multivariate_statistical_analysis/info/problem_list.txt
new file mode 100644
index 0000000000000000000000000000000000000000..217028ec2d5436ff4c27e9d37a0c49f9e870ecfb
--- /dev/null
+++ b/structured data/non programming data/Multivariate_statistical_analysis/info/problem_list.txt	
@@ -0,0 +1 @@
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\ No newline at end of file
diff --git a/structured data/non programming data/Numerical_analysis/info/problem_list.txt b/structured data/non programming data/Numerical_analysis/info/problem_list.txt
new file mode 100644
index 0000000000000000000000000000000000000000..861e2b1104a4b2d27e573f15026f4ed8525159eb
--- /dev/null
+++ b/structured data/non programming data/Numerical_analysis/info/problem_list.txt	
@@ -0,0 +1 @@
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\ No newline at end of file
diff --git a/structured data/non programming data/Object_oriented_analysis_and_design/info/student_list.txt b/structured data/non programming data/Object_oriented_analysis_and_design/info/student_list.txt
new file mode 100644
index 0000000000000000000000000000000000000000..35db79422e2ac5aba39bd32bd1dd00685711c36e
--- /dev/null
+++ b/structured data/non programming data/Object_oriented_analysis_and_design/info/student_list.txt	
@@ -0,0 +1 @@
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\ No newline at end of file
diff --git a/structured data/non programming data/Object_oriented_analysis_and_design/problem_info.csv b/structured data/non programming data/Object_oriented_analysis_and_design/problem_info.csv
new file mode 100644
index 0000000000000000000000000000000000000000..ba484fe9ed534b1455173c77ecf48bf50049ac6a
--- /dev/null
+++ b/structured data/non programming data/Object_oriented_analysis_and_design/problem_info.csv	
@@ -0,0 +1,256 @@
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diff --git a/structured data/non programming data/Operating_system/info/concept_list.txt b/structured data/non programming data/Operating_system/info/concept_list.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ecbeb216c47781c67b68adbe350e1fdd97ada953
--- /dev/null
+++ b/structured data/non programming data/Operating_system/info/concept_list.txt	
@@ -0,0 +1 @@
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\ No newline at end of file
diff --git a/structured data/non programming data/PHP_programming/info/problem_list.txt b/structured data/non programming data/PHP_programming/info/problem_list.txt
new file mode 100644
index 0000000000000000000000000000000000000000..b03a1400dc3683917d73b60a546edefd59e4d72c
--- /dev/null
+++ b/structured data/non programming data/PHP_programming/info/problem_list.txt	
@@ -0,0 +1 @@
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\ No newline at end of file
diff --git a/structured data/non programming data/PHP_programming/info/student_list.txt b/structured data/non programming data/PHP_programming/info/student_list.txt
new file mode 100644
index 0000000000000000000000000000000000000000..641c9e73403a3bcbf554a67ff3bfc13149820dde
--- /dev/null
+++ b/structured data/non programming data/PHP_programming/info/student_list.txt	
@@ -0,0 +1 @@
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\ No newline at end of file
diff --git a/structured data/non programming data/Practice_of_statistics/info/student_list.txt b/structured data/non programming data/Practice_of_statistics/info/student_list.txt
new file mode 100644
index 0000000000000000000000000000000000000000..6e09bccd12a61dec28a83e54306bf0746046930c
--- /dev/null
+++ b/structured data/non programming data/Practice_of_statistics/info/student_list.txt	
@@ -0,0 +1 @@
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\ No newline at end of file
diff --git a/structured data/non programming data/Principles_of_information_security/info/problem_list.txt b/structured data/non programming data/Principles_of_information_security/info/problem_list.txt
new file mode 100644
index 0000000000000000000000000000000000000000..de80036abcc0ea08636d46fbb82cec6afd0dda8e
--- /dev/null
+++ b/structured data/non programming data/Principles_of_information_security/info/problem_list.txt	
@@ -0,0 +1 @@
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\ No newline at end of file
diff --git a/structured data/non programming data/Probability_and_statistic/info/problem_list.txt b/structured data/non programming data/Probability_and_statistic/info/problem_list.txt
new file mode 100644
index 0000000000000000000000000000000000000000..e2454a7fc824e74ae21cef7555a5c42493d8c969
--- /dev/null
+++ b/structured data/non programming data/Probability_and_statistic/info/problem_list.txt	
@@ -0,0 +1 @@
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\ No newline at end of file
diff --git a/structured data/non programming data/Probability_and_statistic/info/student_list.txt b/structured data/non programming data/Probability_and_statistic/info/student_list.txt
new file mode 100644
index 0000000000000000000000000000000000000000..de4838bb03e8f37595d866a50b20f1b0439fdab0
--- /dev/null
+++ b/structured data/non programming data/Probability_and_statistic/info/student_list.txt	
@@ -0,0 +1 @@
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\ No newline at end of file
diff --git a/structured data/non programming data/Psychology/info/student_list.txt b/structured data/non programming data/Psychology/info/student_list.txt
new file mode 100644
index 0000000000000000000000000000000000000000..444889f0897790bf5a1bd5000f5e4fa966da6735
--- /dev/null
+++ b/structured data/non programming data/Psychology/info/student_list.txt	
@@ -0,0 +1 @@
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\ No newline at end of file
diff --git a/structured data/non programming data/Psychology/problem_info.csv b/structured data/non programming data/Psychology/problem_info.csv
new file mode 100644
index 0000000000000000000000000000000000000000..6d9b79ea5d2c3802e2760bc9bec7e0cfd38e8180
--- /dev/null
+++ b/structured data/non programming data/Psychology/problem_info.csv	
@@ -0,0 +1,203 @@
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diff --git a/structured data/non programming data/Python_programming/info/concept_list.txt b/structured data/non programming data/Python_programming/info/concept_list.txt
new file mode 100644
index 0000000000000000000000000000000000000000..a739558c0bc01924a3c13ad8abd43984b21bada9
--- /dev/null
+++ b/structured data/non programming data/Python_programming/info/concept_list.txt	
@@ -0,0 +1 @@
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\ No newline at end of file
diff --git a/structured data/non programming data/Scala_programming/info/problem_list.txt b/structured data/non programming data/Scala_programming/info/problem_list.txt
new file mode 100644
index 0000000000000000000000000000000000000000..83cb6d408aedf935c5b2d980e5551c3663f85be0
--- /dev/null
+++ b/structured data/non programming data/Scala_programming/info/problem_list.txt	
@@ -0,0 +1 @@
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\ No newline at end of file
diff --git a/structured data/non programming data/Signals_and_systems/info/student_list.txt b/structured data/non programming data/Signals_and_systems/info/student_list.txt
new file mode 100644
index 0000000000000000000000000000000000000000..4626819bacb15f137a54db1fb84da69ef9aa3538
--- /dev/null
+++ b/structured data/non programming data/Signals_and_systems/info/student_list.txt	
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\ No newline at end of file
diff --git a/structured data/non programming data/Single_chip_microcomputer_principle_and_application/info/problem_list.txt b/structured data/non programming data/Single_chip_microcomputer_principle_and_application/info/problem_list.txt
new file mode 100644
index 0000000000000000000000000000000000000000..75017e45faf8ffebcbb00fbf8025cb2f4d3d55b9
--- /dev/null
+++ b/structured data/non programming data/Single_chip_microcomputer_principle_and_application/info/problem_list.txt	
@@ -0,0 +1 @@
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\ No newline at end of file
diff --git a/structured data/non programming data/Software_design_and_architecture/info/student_list.txt b/structured data/non programming data/Software_design_and_architecture/info/student_list.txt
new file mode 100644
index 0000000000000000000000000000000000000000..248bb810b603b98e80694741cddb36980ec99b80
--- /dev/null
+++ b/structured data/non programming data/Software_design_and_architecture/info/student_list.txt	
@@ -0,0 +1 @@
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\ No newline at end of file
diff --git a/structured data/non programming data/Software_project_management/info/problem_list.txt b/structured data/non programming data/Software_project_management/info/problem_list.txt
new file mode 100644
index 0000000000000000000000000000000000000000..fa318cce6a7b98f14732d6ac2d0dd830d2d302b5
--- /dev/null
+++ b/structured data/non programming data/Software_project_management/info/problem_list.txt	
@@ -0,0 +1 @@
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\ No newline at end of file
diff --git a/structured data/non programming data/Software_testing_and_quality_assurance/info/student_list.txt b/structured data/non programming data/Software_testing_and_quality_assurance/info/student_list.txt
new file mode 100644
index 0000000000000000000000000000000000000000..37439ca1973b077c6438870ed8830d976347538f
--- /dev/null
+++ b/structured data/non programming data/Software_testing_and_quality_assurance/info/student_list.txt	
@@ -0,0 +1 @@
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diff --git a/structured data/non programming data/Software_testing_and_quality_assurance/problem_info.csv b/structured data/non programming data/Software_testing_and_quality_assurance/problem_info.csv
new file mode 100644
index 0000000000000000000000000000000000000000..73badc545bf4412c2b62a671c02e998a4ed83dd1
--- /dev/null
+++ b/structured data/non programming data/Software_testing_and_quality_assurance/problem_info.csv	
@@ -0,0 +1,260 @@
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diff --git a/structured data/non programming data/Swift_programming/problem_info.csv b/structured data/non programming data/Swift_programming/problem_info.csv
new file mode 100644
index 0000000000000000000000000000000000000000..f61036131a4ab2f66a34438f3a94d1fde8dd791e
--- /dev/null
+++ b/structured data/non programming data/Swift_programming/problem_info.csv	
@@ -0,0 +1,214 @@
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diff --git a/structured data/non programming data/Thinking_by_data/info/problem_list.txt b/structured data/non programming data/Thinking_by_data/info/problem_list.txt
new file mode 100644
index 0000000000000000000000000000000000000000..a895b88264956b198babdcedf4a8c58a9914828f
--- /dev/null
+++ b/structured data/non programming data/Thinking_by_data/info/problem_list.txt	
@@ -0,0 +1 @@
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\ No newline at end of file
diff --git a/structured data/non programming data/VB_programming/info/problem_list.txt b/structured data/non programming data/VB_programming/info/problem_list.txt
new file mode 100644
index 0000000000000000000000000000000000000000..43c9c6eb1439b800f4030d8076bb09d00bc6298a
--- /dev/null
+++ b/structured data/non programming data/VB_programming/info/problem_list.txt	
@@ -0,0 +1 @@
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949775688599302144, 950022827170549760, 949776014387671040, 945369361210892288, 945733184228904960, 945759255003361280, 947243742635712512, 947244045036642304, 947987632762343424, 949396308677062656, 949401447446048768, 949756334679748608, 950026249043140608, 945363615089909760, 945368138780987392, 947270845989085184, 947271309228994560, 947983711054548992, 947985447215390720, 947993739887071232, 947994032641105920, 949398491959095296, 949403110890237952, 949756676796534784, 949775145684398080, 949776492471218176, 950019750229139456, 950023336665243648, 950086911903621120, 945362250783481856, 945364351194456064, 945365427356389376, 945366308051181568, 945708551526117376, 947269528302350336, 947270010441789440, 947987173460897792, 947992889449992192, 949398995816640512, 949757993350819840, 950027941201534976, 950028229371191296, 950028562684141568, 945760444948377600, 1366681010664996864, 1366681011235422208, 1366681011835207680, 1366681012380467200, 1366681013009612800, 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1366681042277466112, 1366942149396131840, 1366942150130135040, 1366942150746697728, 1366942151363260416, 1366942151937880064, 1366942152554442752, 1366942153145839616, 1366942153728847872, 1366942154362187776, 1366942154941001728, 1366942155633061888, 1366942156241235968, 1366942156849410048, 1366942157428224000, 1366942158007037952, 1366942158623600640, 1366942159252746240, 1366942159898669056, 1366942160636866560, 1771, 1821, 1833, 1023936784702418944, 1030718512762109952, 1030720806287220736, 1127778848120086528, 1127834070657900544, 1135740835526828032, 4768, 4832, 944536949706944512, 1039330481203630080, 1176508627977474048, 1259389501551235072, 1102457089341366272, 954980793938087936, 2540, 945413400815689728, 950067063085555712, 1236530318224424960, 1077032300348583936, 1018381266851495936, 1018379644146896896, 1077443312826593280, 5234, 1236587079341998080, 1236600829365223424, 1078266766531624960, 1077433793409069056, 4259, 3115, 1261534144003137536, 1269982514271928320, 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950068277080711168, 1060802139387346944, 1194545828590940160, 1377592028897591296, 1330444328614285312, 1401821892511158272, 1413346225616064512, 1444881995134775296, 1442666985927749632, 2785, 2788, 2792, 3150, 3154, 3157, 3117, 3166, 4546, 4547, 4551, 5231, 5232, 5753, 940464550757453824, 947380658219741184, 947980781542924288, 949713378895687680, 949792978963226624, 1020891607100264448, 1065046631221190656, 1077434266065186816, 1077902029313421312, 1080692545026654208, 1080693277524123648, 1080694190095622144, 1080694595298918400, 1080695249148993536
\ No newline at end of file
diff --git a/structured data/programming data/Assembly_language_programming/Assembly_language_programming_nested/Assembly_language_programming/response_log.csv b/structured data/programming data/Assembly_language_programming/Assembly_language_programming_nested/Assembly_language_programming/response_log.csv
new file mode 100644
index 0000000000000000000000000000000000000000..dee6660c75f6e83f869e5c117ed4c6ccf515afd0
--- /dev/null
+++ b/structured data/programming data/Assembly_language_programming/Assembly_language_programming_nested/Assembly_language_programming/response_log.csv	
@@ -0,0 +1,27 @@
+submission_id,user_id,create_at,language,score,problem_set_problem_id,problem_id,skill_id,code,response,time_consume,memory_consume
+1563486380745596928,5612c5777c9b0706fe5b7e89cdd42fba9a8053ba7a0ee7315c3de8617967b90d,2022-08-27 19:19:36,C,10.0,1563482707261808640,1563462653216436224,1082623550813839360,"#include<stdio.h>\nint main()\n{\n    int n;scanf(\""%d\"",&n);\n    int a,b,c,d;scanf(\""%d %d %d %d\"",&a,&b,&c,&d);\n    int have=n;int cut=0;\n    while(have>=50)\n    {\n        if(have>=10000&&a)\n        {\n            have-=10000;a--;\n            cut+=1000;\n        }\n        else if(have>=1000&&b)\n        {\n            have-=1000;b--;\n            cut+=300;\n        }\n        else if(have>=100&&c)\n        {\n            have-=100;c--;\n            cut+=10;\n        }\n        else if(have>=50&&d)\n        {\n            have-=50;d--;\n            cut+=5;\n        }\n    }\n    printf(\""%d\"",n-cut);\n}",PARTIAL_ACCEPTED,10,324
+1563487004216303616,5612c5777c9b0706fe5b7e89cdd42fba9a8053ba7a0ee7315c3de8617967b90d,2022-08-27 19:22:04,C,0.0,1563482707261808640,1563462653216436224,1082623550813839360,"#include<stdio.h>\nint main()\n{\n    int n;scanf(\""%d\"",&n);\n    int a,b,c,d;scanf(\""%d %d %d %d\"",&a,&b,&c,&d);\n    int have=n;int cut=0;\n    while(have)\n    {\n        if(have>=10000&&a)\n        {\n            have-=10000;a--;\n            cut+=1000;\n        }\n        else if(have>=1000&&b)\n        {\n            have-=1000;b--;\n            cut+=300;\n        }\n        else if(have>=100&&c)\n        {\n            have-=100;c--;\n            cut+=10;\n        }\n        else if(have>=50&&d)\n        {\n            have-=50;d--;\n            cut+=5;\n        }\n    }\n    printf(\""%d\"",n-cut);\n}",MULTIPLE_ERROR,806,316
+1563487355703173120,f90dc342495efa5d8b8b39df61b2bd336e1a43eb343a3a5a9d592609709bb62d,2022-08-27 19:23:28,C++,0.0,1563482707261808640,1563462653216436224,1082623550813839360,"#include<iostream>\nusing namespace std;\nint main ()\n{\n    int a;\n    cin>>a;\n    int b1,b2,b3,b4;\n    cin>>b1>>b2>>b3>>b4;\n    if(a>10000&&b1)a-=10000;\n    else if(a>1000&&b2)a-=300;\n    else if(a>100&&b3)a-=10;\n    else if(b4)a-=5;\n    cout<<a;\n}",WRONG_ANSWER,15,472
+1563487382324424704,9f2b0466d78efde3c73428c951115aa79238e51ca876f62aeee7357a885b656e,2022-08-27 19:23:34,C++,10.0,1563482707261808640,1563462653216436224,1082623550813839360,"#include <bits/stdc++.h>\nusing namespace std;\nint main()\n{\n    int n, a, b, c, d;\n    cin >> n >> a >> b >> c >> d;\n    if( n >= 10000 ) n -= a*1000 + b*300 + c*10 + d*5;\n    else if( n >= 1000 ) n -= b*300 + c*10 + d*5;\n    else if( n >= 100 ) n -= c*10 + d*5;\n    else if( n >= 50 ) n -= d*5;\n    if( n < 0 ) cout << 0;\n    else cout << n;\n    return 0;\n}",PARTIAL_ACCEPTED,15,452
+1563487477203779584,f90dc342495efa5d8b8b39df61b2bd336e1a43eb343a3a5a9d592609709bb62d,2022-08-27 19:23:57,C++,0.0,1563482707261808640,1563462653216436224,1082623550813839360,"#include<iostream>\nusing namespace std;\nint main ()\n{\n    int a;\n    cin>>a;\n    int b1,b2,b3,b4;\n    cin>>b1>>b2>>b3>>b4;\n    if(a>10000&&b1)a-=10000;\n    if(a>1000&&b2)a-=300;\n    if(a>100&&b3)a-=10;\n    if(b4)a-=5;\n    cout<<a;\n}",WRONG_ANSWER,15,488
+1563487658921992192,f90dc342495efa5d8b8b39df61b2bd336e1a43eb343a3a5a9d592609709bb62d,2022-08-27 19:24:40,C++,0.0,1563482707261808640,1563462653216436224,1082623550813839360,"#include<iostream>\nusing namespace std;\nint main ()\n{\n    int a;\n    cin>>a;\n    int b1,b2,b3,b4;\n    cin>>b1>>b2>>b3>>b4;\n    if(a>10000&&b1)a-=1000;\n    if(a>1000&&b2)a-=300;\n    if(a>100&&b3)a-=10;\n    if(b4)a-=5;\n    cout<<a;\n}",WRONG_ANSWER,16,448
+1563487722646061056,f90dc342495efa5d8b8b39df61b2bd336e1a43eb343a3a5a9d592609709bb62d,2022-08-27 19:24:55,C++,10.0,1563482707261808640,1563462653216436224,1082623550813839360,"#include<iostream>\nusing namespace std;\nint main ()\n{\n    int a;\n    cin>>a;\n    int b1,b2,b3,b4;\n    cout<<a;\n}",PARTIAL_ACCEPTED,15,452
+1563487794884546560,5612c5777c9b0706fe5b7e89cdd42fba9a8053ba7a0ee7315c3de8617967b90d,2022-08-27 19:25:13,C,10.0,1563482707261808640,1563462653216436224,1082623550813839360,"#include<stdio.h>\nint main()\n{\n    int n;scanf(\""%d\"",&n);\n    int a,b,c,d;scanf(\""%d %d %d %d\"",&a,&b,&c,&d);\n    int have=n;int cut=0;\n    while(have>=50)\n    {\n        if(!a&&!b&&!c&&!d)break;\n        if(have>=10000&&a)\n        {\n            have-=10000;a--;\n            cut+=1000;\n        }\n        else if(have>=1000&&b)\n        {\n            have-=1000;b--;\n            cut+=300;\n        }\n        else if(have>=100&&c)\n        {\n            have-=100;c--;\n            cut+=10;\n        }\n        else if(have>=50&&d)\n        {\n            have-=50;d--;\n            cut+=5;\n        }\n    }\n    printf(\""%d\"",n-cut);\n}",PARTIAL_ACCEPTED,10,320
+1563487888941813760,5612c5777c9b0706fe5b7e89cdd42fba9a8053ba7a0ee7315c3de8617967b90d,2022-08-27 19:25:35,C,10.0,1563482707261808640,1563462653216436224,1082623550813839360,"#include<stdio.h>\nint main()\n{\n    int n;scanf(\""%d\"",&n);\n    int a,b,c,d;scanf(\""%d %d %d %d\"",&a,&b,&c,&d);\n    int have=n;int cut=0;\n    while(have>=50)\n    {\n        if(!a&&!b&&!c&&!d)break;\n        if(have>=10000&&a)\n        {\n            have-=10000;a--;\n            cut+=1000;\n        }\n        if(have>=1000&&b)\n        {\n            have-=1000;b--;\n            cut+=300;\n        }\n        if(have>=100&&c)\n        {\n            have-=100;c--;\n            cut+=10;\n        }\n        if(have>=50&&d)\n        {\n            have-=50;d--;\n            cut+=5;\n        }\n    }\n    printf(\""%d\"",n-cut);\n}",PARTIAL_ACCEPTED,409,320
+1563488487783567360,5612c5777c9b0706fe5b7e89cdd42fba9a8053ba7a0ee7315c3de8617967b90d,2022-08-27 19:27:58,C,10.0,1563482707261808640,1563462653216436224,1082623550813839360,"#include<stdio.h>\nint main()\n{\n    int n;scanf(\""%d\"",&n);\n    int a,b,c,d;scanf(\""%d %d %d %d\"",&a,&b,&c,&d);\n    int have=n;int cut=0;\n    while(have>=50)\n    {\n        if(a==0&&b==0&&c==0&&d==0)break;\n        if(have>=10000&&a)\n        {\n            have-=10000;a--;\n            cut+=1000;\n        }\n        else if(have>=1000&&b)\n        {\n            have-=1000;b--;\n            cut+=300;\n        }\n        else if(have>=100&&c)\n        {\n            have-=100;c--;\n            cut+=10;\n        }\n        else if(have>=50&&d)\n        {\n            have-=50;d--;\n            cut+=5;\n        }\n    }\n    printf(\""%d\"",n-cut);\n}",PARTIAL_ACCEPTED,10,320
+1563489825288396800,9f2b0466d78efde3c73428c951115aa79238e51ca876f62aeee7357a885b656e,2022-08-27 19:33:17,C++,10.0,1563482707261808640,1563462653216436224,1082623550813839360,"#include <bits/stdc++.h>\nusing namespace std;\nint main()\n{\n    int n, a, b, c, d;\n    cin >> n >> a >> b >> c >> d;\n    while( n >= 10000 && a )\n    {\n        n -= 1000;\n        a --;\n    }\n    while( n >= 1000 && b )\n    {\n        n -= 300;\n        b --;\n    }\n    while( n >= 100 && c )\n    {\n        n -= 10;\n        c --;\n    }\n    while( n >= 50 && d )\n    {\n        n -= 5;\n        d --;\n    }\n    cout << n;\n    return 0;\n}",PARTIAL_ACCEPTED,12,456
+1563490243288547328,f90dc342495efa5d8b8b39df61b2bd336e1a43eb343a3a5a9d592609709bb62d,2022-08-27 19:34:56,C++,10.0,1563482707261808640,1563462653216436224,1082623550813839360,"#include<iostream>\nusing namespace std;\nint b[10];\nint c[]={10000,1000,100,50};\nint d[]={1000,300,10,5};\nint main ()\n{\n    int a;\n    cin>>a;\n    for(int i=0;i<4;i++)cin>>b[i];\n    for(int i=0;i<4;i++)\n    {\n        int t=b[i];\n        while(b[i]&&a>=c[i])\n        {\n            a-=d[i];\n            b[i]--;\n        }\n    }\n    cout<<a;\n}",PARTIAL_ACCEPTED,15,448
+1563492861691858944,9f2b0466d78efde3c73428c951115aa79238e51ca876f62aeee7357a885b656e,2022-08-27 19:45:21,C++,20.0,1563482707261808640,1563462653216436224,1082623550813839360,"#include <bits/stdc++.h>\nusing namespace std;\nint main()\n{\n    int n, a, b, c, d;\n    cin >> n >> a >> b >> c >> d;\n    n -= 1000*min( a, n/10000 );\n    n %= 10000;\n    n -= 300*min( b, n/1000 );\n    n %= 1000;\n    n -= 10*min( c, n/100 );\n    n -= 5*min( d, n/50 );\n    cout << n;\n    return 0;\n}",PARTIAL_ACCEPTED,15,440
+1563493402593505280,5612c5777c9b0706fe5b7e89cdd42fba9a8053ba7a0ee7315c3de8617967b90d,2022-08-27 19:47:30,C,10.0,1563482707261808640,1563462653216436224,1082623550813839360,"#include<stdio.h>\nint main()\n{\n    int n;scanf(\""%d\"",&n);\n    int a,b,c,d;scanf(\""%d %d %d %d\"",&a,&b,&c,&d);\n    int have=n;int cut=0;\n    while(have>=50)\n    {\n        if(a==0&&b==0&&c==0&&d==0)break;\n        if(have>=10000&&a)\n        {\n            have-=10000;a--;\n            cut+=1000;\n        }\n        else if(have>=1000&&b)\n        {\n            have-=1000;b--;\n            cut+=300;\n        }\n        else if(have>=100&&c)\n        {\n            have-=100;c--;\n            cut+=10;\n        }\n        else if(have>=50&&d)\n        {\n            have-=50;d--;\n            cut+=5;\n        }\n    }\n    printf(\""%d\"",n-cut);\n}",PARTIAL_ACCEPTED,10,324
+1563494268545314816,f90dc342495efa5d8b8b39df61b2bd336e1a43eb343a3a5a9d592609709bb62d,2022-08-27 19:50:56,C++,10.0,1563482707261808640,1563462653216436224,1082623550813839360,"#include<iostream>\nusing namespace std;\nint b[10];\nint c[]={1000,300,10,5};\nint d[]={10000,1000,100,50};\nint main ()\n{\n    int a;\n    cin>>a;\n    for(int i=0;i<4;i++)cin>>b[i];\n    int sum=a;\n    for(int i=0;i<4;i++)\n    {\n        int t=a/d[i];\n        if(t<b[i])sum-=c[i]*t,a=a%d[i];\n        else sum-=c[i]*b[i],a-=b[i]*d[i];\n    }\n    cout<<sum<<endl;\n}",PARTIAL_ACCEPTED,15,456
+1563496876299296768,5612c5777c9b0706fe5b7e89cdd42fba9a8053ba7a0ee7315c3de8617967b90d,2022-08-27 20:01:18,C,10.0,1563482707261808640,1563462653216436224,1082623550813839360,"#include<stdio.h>\nint main()\n{\n    int n;scanf(\""%d\"",&n);\n    int a,b,c,d;scanf(\""%d %d %d %d\"",&a,&b,&c,&d);\n    int have=n;int cut=0;\n    while(have>=50)\n    {\n        if(a==0&&b==0&&c==0&&d==0)break;\n        if(have>=10000&&a)\n        {\n            have-=10000;a--;\n            cut+=1000;\n        }\n        else if(have>=1000&&b)\n        {\n            have-=1000;b--;\n            cut+=300;\n        }\n        else if(have>=100&&c)\n        {\n            have-=100;c--;\n            cut+=10;\n        }\n        else if(have>=50&&d)\n        {\n            have-=50;d--;\n            cut+=5;\n        }\n    }\n    printf(\""%d\"",n-cut);\n}",PARTIAL_ACCEPTED,11,328
+1563496939683618816,5612c5777c9b0706fe5b7e89cdd42fba9a8053ba7a0ee7315c3de8617967b90d,2022-08-27 20:01:33,C,10.0,1563482707261808640,1563462653216436224,1082623550813839360,"#include<stdio.h>\nint main()\n{\n    int n;scanf(\""%d\"",&n);\n    int a,b,c,d;scanf(\""%d %d %d %d\"",&a,&b,&c,&d);\n    int have=n;int cut=0;\n    while(have>=50)\n    {\n        if(a==0&&b==0&&c==0&&d==0)break;\n        if(have>=10000&&a)\n        {\n            have-=10000;a--;\n            cut+=1000;\n        }\n        else if(have>=1000&&b)\n        {\n            have-=1000;b--;\n            cut+=300;\n        }\n        else if(have>=100&&c)\n        {\n            have-=100;c--;\n            cut+=10;\n        }\n        else if(have>=50&&d)\n        {\n            have-=50;d--;\n            cut+=5;\n        }\n    }\n    printf(\""%d\"",n-cut);\n}",PARTIAL_ACCEPTED,10,316
+1563497710080790528,5612c5777c9b0706fe5b7e89cdd42fba9a8053ba7a0ee7315c3de8617967b90d,2022-08-27 20:04:37,C,10.0,1563482707261808640,1563462653216436224,1082623550813839360,"#include<stdio.h>\nint main()\n{\n    int n;scanf(\""%d\"",&n);\n    int a,b,c,d;scanf(\""%d %d %d %d\"",&a,&b,&c,&d);\n    int have=n;int cut=0;\n    while(have>=50)\n    {\n        if(a==0&&b==0&&c==0&&d==0)break;\n        if(have>=10000&&a)\n        {\n            have-=10000;a=0;\n            cut+=1000;\n        }\n        else if(have>=1000&&b)\n        {\n            have-=1000;b=0;\n            cut+=300;\n        }\n        else if(have>=100&&c)\n        {\n            have-=100;c=0;\n            cut+=10;\n        }\n        else if(have>=50&&d)\n        {\n            have-=50;d=0;\n            cut+=5;\n        }\n    }\n    printf(\""%d\"",n-cut);\n}",PARTIAL_ACCEPTED,409,328
+1378237418672267264,47e3440f50d186d5caeb779b4bce0392a6564fb2ab1d2900b25f79637009afa2,2021-04-03 14:46:21,Python,50.0,1378217323744935951,1333739914813812736,80,"def dec2bin(dec, n):\n    dec = int(dec)\n    s = bin(dec if dec >= 0 else ~dec)[2:].zfill(n)\n    ss = ''\n    if dec >= 0:\n        return s\n    else:\n        for i in s:\n            ss += '0' if i == '1' else '1'\n        return ss\n        \n        \n\ndef myADD(operands):\n    if operands[2][0] == '#':\n        return '0001'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'1'+dec2bin(operands[2][1:], 5)\n    else:\n        return '0001'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'000'+dec2bin(operands[2][1:], 3)\n\ndef myAND(operands):\n    if operands[2][0] == '#':\n        return '0101'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'1'+dec2bin(operands[2][1:], 5)\n    else:\n        return '0101'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'000'+dec2bin(operands[2][1:], 3)\n\n\n\ndef readin():\n    s = input().split(';')[0]\n    # print(s)\n    op, operands = s.split()\n    return op, operands.split(',')\n    \ndef main():\n    while True:\n        try:\n            i = readin()\n            if i[0] == 'ADD':\n                print(myADD(i[1]))\n            elif i[0] == 'AND':\n                print(myAND(i[1]))\n        except:\n            break\n            \nmain()",PARTIAL_ACCEPTED,105,3376
+1378237819572232192,47e3440f50d186d5caeb779b4bce0392a6564fb2ab1d2900b25f79637009afa2,2021-04-03 14:47:57,Python,0.0,1378217323744935951,1333739914813812736,80,"def dec2bin(dec, n):\n    dec = int(dec)\n    s = bin(dec if dec >= 0 else ~dec)[2:].zfill(n)\n    ss = ''\n    if dec >= 0:\n        return s\n    else:\n        for i in s:\n            ss += '0' if i == '1' else '1'\n        return ss\n        \n        \n\ndef myADD(operands):\n    if operands[2][0] == '#':\n        return '0001'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'1'+dec2bin(operands[2][1:], 5)\n    else:\n        return '0001'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'000'+dec2bin(operands[2][1:], 3)\n\ndef myAND(operands):\n    if operands[2][0] == '#':\n        return '0101'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'1'+dec2bin(operands[2][1:], 5)\n    else:\n        return '0101'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'000'+dec2bin(operands[2][1:], 3)\n\ndef myNOT(operands):\n    return '1001'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'111111')\n\n\n\ndef readin():\n    s = input().split(';')[0]\n    # print(s)\n    op, operands = s.split()\n    return op, operands.split(',')\n    \ndef main():\n    while True:\n        try:\n            i = readin()\n            if i[0] == 'ADD':\n                print(myADD(i[1]))\n            elif i[0] == 'AND':\n                print(myAND(i[1]))\n        except:\n            break\n            \nmain()",NON_ZERO_EXIT_CODE,146,3368
+1378238031002664960,47e3440f50d186d5caeb779b4bce0392a6564fb2ab1d2900b25f79637009afa2,2021-04-03 14:48:47,Python,65.0,1378217323744935951,1333739914813812736,80,"def dec2bin(dec, n):\n    dec = int(dec)\n    s = bin(dec if dec >= 0 else ~dec)[2:].zfill(n)\n    ss = ''\n    if dec >= 0:\n        return s\n    else:\n        for i in s:\n            ss += '0' if i == '1' else '1'\n        return ss\n        \n        \n\ndef myADD(operands):\n    if operands[2][0] == '#':\n        return '0001'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'1'+dec2bin(operands[2][1:], 5)\n    else:\n        return '0001'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'000'+dec2bin(operands[2][1:], 3)\n\ndef myAND(operands):\n    if operands[2][0] == '#':\n        return '0101'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'1'+dec2bin(operands[2][1:], 5)\n    else:\n        return '0101'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'000'+dec2bin(operands[2][1:], 3)\n\ndef myNOT(operands):\n    return '1001'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'111111'\n\n\n\ndef readin():\n    s = input().split(';')[0]\n    # print(s)\n    op, operands = s.split()\n    return op, operands.split(',')\n    \ndef main():\n    while True:\n        try:\n            i = readin()\n            if i[0] == 'ADD':\n                print(myADD(i[1]))\n            elif i[0] == 'AND':\n                print(myAND(i[1]))\n            elif i[0] == 'NOT':\n                print(myNOT(i[1]))\n            elif i[0] == 'TRAP':\n                print(myTRAP(i[1]))\n        except:\n            break\n            \nmain()",PARTIAL_ACCEPTED,132,3268
+1378239732761821184,47e3440f50d186d5caeb779b4bce0392a6564fb2ab1d2900b25f79637009afa2,2021-04-03 14:55:33,Python,65.0,1378217323744935951,1333739914813812736,80,"def dec2bin(dec, n):\n    dec = int(dec)\n    s = bin(dec if dec >= 0 else ~dec)[2:].zfill(n)\n    ss = ''\n    if dec >= 0:\n        return s\n    else:\n        for i in s:\n            ss += '0' if i == '1' else '1'\n        return ss\n        \ndef hex2bin(hx, n):\n    dec2bin(str(int(hx, 16)), n)\n\ndef myADD(operands):\n    if operands[2][0] == '#':\n        return '0001'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'1'+dec2bin(operands[2][1:], 5)\n    else:\n        return '0001'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'000'+dec2bin(operands[2][1:], 3)\n\ndef myAND(operands):\n    if operands[2][0] == '#':\n        return '0101'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'1'+dec2bin(operands[2][1:], 5)\n    else:\n        return '0101'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'000'+dec2bin(operands[2][1:], 3)\n\ndef myNOT(operands):\n    return '1001'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'111111'\n\ndef myTRAP(operands):\n    if operands[0][0] == 'x':\n        return '11110000'+hex2bin(operands[0][1:], 8)\n    elif operands[0][0] == '#':\n        return '11110000'+dec2bin(operands[0][1:], 8)\n    else:\n        return '11110000'+dec2bin(operands[0][:], 8)\n\n\n\ndef readin():\n    s = input().split(';')[0]\n    # print(s)\n    op, operands = s.split()\n    return op, operands.split(',')\n    \ndef main():\n    while True:\n        try:\n            i = readin()\n            if i[0] == 'ADD':\n                print(myADD(i[1]))\n            elif i[0] == 'AND':\n                print(myAND(i[1]))\n            elif i[0] == 'NOT':\n                print(myNOT(i[1]))\n            elif i[0] == 'TRAP':\n                print(myTRAP(i[1]))\n        except:\n            break\n            \nmain()",PARTIAL_ACCEPTED,126,3384
+1378240743287095296,47e3440f50d186d5caeb779b4bce0392a6564fb2ab1d2900b25f79637009afa2,2021-04-03 14:59:34,Python,100.0,1378217323744935951,1333739914813812736,80,"def dec2bin(dec, n):\n    dec = int(dec)\n    s = bin(dec if dec >= 0 else ~dec)[2:].zfill(n)\n    ss = ''\n    if dec >= 0:\n        return s\n    else:\n        for i in s:\n            ss += '0' if i == '1' else '1'\n        return ss\n        \ndef hex2bin(hx, n):\n    return dec2bin(str(int(hx, 16)), n)\n\ndef myADD(operands):\n    if operands[2][0] == '#':\n        return '0001'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'1'+dec2bin(operands[2][1:], 5)\n    else:\n        return '0001'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'000'+dec2bin(operands[2][1:], 3)\n\ndef myAND(operands):\n    if operands[2][0] == '#':\n        return '0101'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'1'+dec2bin(operands[2][1:], 5)\n    else:\n        return '0101'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'000'+dec2bin(operands[2][1:], 3)\n\ndef myNOT(operands):\n    return '1001'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'111111'\n\ndef myTRAP(operands):\n    if operands[0][0] == 'x':\n        return '11110000'+hex2bin(operands[0][1:], 8)\n    elif operands[0][0] == '#':\n        return '11110000'+dec2bin(operands[0][1:], 8)\n    else:\n        return '11110000'+dec2bin(operands[0][:], 8)\n\n\n\ndef readin():\n    s = input().split(';')[0]\n    # print(s)\n    op, operands = s.split()\n    return op, operands.split(',')\n    \ndef main():\n    while True:\n        try:\n            i = readin()\n            if i[0] == 'ADD':\n                print(myADD(i[1]))\n            elif i[0] == 'AND':\n                print(myAND(i[1]))\n            elif i[0] == 'NOT':\n                print(myNOT(i[1]))\n            elif i[0] == 'TRAP':\n                print(myTRAP(i[1]))\n        except:\n            break\n            \nmain()",ACCEPTED,203,3268
+1378241372462055424,47e3440f50d186d5caeb779b4bce0392a6564fb2ab1d2900b25f79637009afa2,2021-04-03 15:02:04,Python,0.0,1378217323744935951,1333739914813812736,80,"def dec2bin(dec, n):\n    dec = int(dec)\n    s = bin(dec if dec >= 0 else ~dec)[2:].zfill(n)\n    ss = ''\n    if dec >= 0:\n        return s\n    else:\n        for i in s:\n            ss += '0' if i == '1' else '1'\n        return ss\n        \ndef hex2bin(hx, n):\n    return dec2bin(str(int(hx, 16)), n)\n\ndef myADD(operands):\n    if operands[2][0] == '#':\n        return '0001'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'1'+dec2bin(operands[2][1:], 5)\n    else:\n        return '0001'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'000'+dec2bin(operands[2][1:], 3)\n\ndef myAND(operands):\n    if operands[2][0] == '#':\n        return '0101'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'1'+dec2bin(operands[2][1:], 5)\n    else:\n        return '0101'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'000'+dec2bin(operands[2][1:], 3)\n\ndef myNOT(operands):\n    return '1001'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'111111'\n\ndef myTRAP(operands):\n    if operands[0][0] == 'x':\n        return '11110000'+hex2bin(operands[0][1:], 8)\n    elif operands[0][0] == '#':\n        return '11110000'+dec2bin(operands[0][1:], 8)\n    else:\n        return '11110000'+dec2bin(operands[0][:], 8)\n\ndef readin():\n    s = input().split(';')[0]\n    # print(s)\n    op, operands = s.split()\n    return op, operands.split(',')\n    \ndef main():\n    while True:\n        try:\n            i = readin()\n            if i[0] == 'ADD':\n                print(myADD(i[1]))\n            elif i[0] == 'AND':\n                print(myAND(i[1]))\n            elif i[0] == 'NOT':\n                print(myNOT(i[1]))\n            elif i[0] == 'TRAP':\n                print(myTRAP(i[1]))\n        except:\n            break\n            \nif __name__ = '__main__':\n    main()",NON_ZERO_EXIT_CODE,200,3428
+1378241427508338688,47e3440f50d186d5caeb779b4bce0392a6564fb2ab1d2900b25f79637009afa2,2021-04-03 15:02:17,Python,100.0,1378217323744935951,1333739914813812736,80,"def dec2bin(dec, n):\n    dec = int(dec)\n    s = bin(dec if dec >= 0 else ~dec)[2:].zfill(n)\n    ss = ''\n    if dec >= 0:\n        return s\n    else:\n        for i in s:\n            ss += '0' if i == '1' else '1'\n        return ss\n        \ndef hex2bin(hx, n):\n    return dec2bin(str(int(hx, 16)), n)\n\ndef myADD(operands):\n    if operands[2][0] == '#':\n        return '0001'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'1'+dec2bin(operands[2][1:], 5)\n    else:\n        return '0001'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'000'+dec2bin(operands[2][1:], 3)\n\ndef myAND(operands):\n    if operands[2][0] == '#':\n        return '0101'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'1'+dec2bin(operands[2][1:], 5)\n    else:\n        return '0101'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'000'+dec2bin(operands[2][1:], 3)\n\ndef myNOT(operands):\n    return '1001'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'111111'\n\ndef myTRAP(operands):\n    if operands[0][0] == 'x':\n        return '11110000'+hex2bin(operands[0][1:], 8)\n    elif operands[0][0] == '#':\n        return '11110000'+dec2bin(operands[0][1:], 8)\n    else:\n        return '11110000'+dec2bin(operands[0][:], 8)\n\ndef readin():\n    s = input().split(';')[0]\n    # print(s)\n    op, operands = s.split()\n    return op, operands.split(',')\n    \ndef main():\n    while True:\n        try:\n            i = readin()\n            if i[0] == 'ADD':\n                print(myADD(i[1]))\n            elif i[0] == 'AND':\n                print(myAND(i[1]))\n            elif i[0] == 'NOT':\n                print(myNOT(i[1]))\n            elif i[0] == 'TRAP':\n                print(myTRAP(i[1]))\n        except:\n            break\n            \nif __name__ == '__main__':\n    main()",ACCEPTED,116,3372
+1378246182716612608,47e3440f50d186d5caeb779b4bce0392a6564fb2ab1d2900b25f79637009afa2,2021-04-03 15:21:11,Python,0.0,1378217323744935952,1334154853881794560,80,def main():\n    print('.ORIG x3000')\n    \n    \n    print('.END'),WRONG_ANSWER,219,3244
diff --git a/structured data/programming data/Assembly_language_programming/response_log.csv b/structured data/programming data/Assembly_language_programming/response_log.csv
new file mode 100644
index 0000000000000000000000000000000000000000..dee6660c75f6e83f869e5c117ed4c6ccf515afd0
--- /dev/null
+++ b/structured data/programming data/Assembly_language_programming/response_log.csv	
@@ -0,0 +1,27 @@
+submission_id,user_id,create_at,language,score,problem_set_problem_id,problem_id,skill_id,code,response,time_consume,memory_consume
+1563486380745596928,5612c5777c9b0706fe5b7e89cdd42fba9a8053ba7a0ee7315c3de8617967b90d,2022-08-27 19:19:36,C,10.0,1563482707261808640,1563462653216436224,1082623550813839360,"#include<stdio.h>\nint main()\n{\n    int n;scanf(\""%d\"",&n);\n    int a,b,c,d;scanf(\""%d %d %d %d\"",&a,&b,&c,&d);\n    int have=n;int cut=0;\n    while(have>=50)\n    {\n        if(have>=10000&&a)\n        {\n            have-=10000;a--;\n            cut+=1000;\n        }\n        else if(have>=1000&&b)\n        {\n            have-=1000;b--;\n            cut+=300;\n        }\n        else if(have>=100&&c)\n        {\n            have-=100;c--;\n            cut+=10;\n        }\n        else if(have>=50&&d)\n        {\n            have-=50;d--;\n            cut+=5;\n        }\n    }\n    printf(\""%d\"",n-cut);\n}",PARTIAL_ACCEPTED,10,324
+1563487004216303616,5612c5777c9b0706fe5b7e89cdd42fba9a8053ba7a0ee7315c3de8617967b90d,2022-08-27 19:22:04,C,0.0,1563482707261808640,1563462653216436224,1082623550813839360,"#include<stdio.h>\nint main()\n{\n    int n;scanf(\""%d\"",&n);\n    int a,b,c,d;scanf(\""%d %d %d %d\"",&a,&b,&c,&d);\n    int have=n;int cut=0;\n    while(have)\n    {\n        if(have>=10000&&a)\n        {\n            have-=10000;a--;\n            cut+=1000;\n        }\n        else if(have>=1000&&b)\n        {\n            have-=1000;b--;\n            cut+=300;\n        }\n        else if(have>=100&&c)\n        {\n            have-=100;c--;\n            cut+=10;\n        }\n        else if(have>=50&&d)\n        {\n            have-=50;d--;\n            cut+=5;\n        }\n    }\n    printf(\""%d\"",n-cut);\n}",MULTIPLE_ERROR,806,316
+1563487355703173120,f90dc342495efa5d8b8b39df61b2bd336e1a43eb343a3a5a9d592609709bb62d,2022-08-27 19:23:28,C++,0.0,1563482707261808640,1563462653216436224,1082623550813839360,"#include<iostream>\nusing namespace std;\nint main ()\n{\n    int a;\n    cin>>a;\n    int b1,b2,b3,b4;\n    cin>>b1>>b2>>b3>>b4;\n    if(a>10000&&b1)a-=10000;\n    else if(a>1000&&b2)a-=300;\n    else if(a>100&&b3)a-=10;\n    else if(b4)a-=5;\n    cout<<a;\n}",WRONG_ANSWER,15,472
+1563487382324424704,9f2b0466d78efde3c73428c951115aa79238e51ca876f62aeee7357a885b656e,2022-08-27 19:23:34,C++,10.0,1563482707261808640,1563462653216436224,1082623550813839360,"#include <bits/stdc++.h>\nusing namespace std;\nint main()\n{\n    int n, a, b, c, d;\n    cin >> n >> a >> b >> c >> d;\n    if( n >= 10000 ) n -= a*1000 + b*300 + c*10 + d*5;\n    else if( n >= 1000 ) n -= b*300 + c*10 + d*5;\n    else if( n >= 100 ) n -= c*10 + d*5;\n    else if( n >= 50 ) n -= d*5;\n    if( n < 0 ) cout << 0;\n    else cout << n;\n    return 0;\n}",PARTIAL_ACCEPTED,15,452
+1563487477203779584,f90dc342495efa5d8b8b39df61b2bd336e1a43eb343a3a5a9d592609709bb62d,2022-08-27 19:23:57,C++,0.0,1563482707261808640,1563462653216436224,1082623550813839360,"#include<iostream>\nusing namespace std;\nint main ()\n{\n    int a;\n    cin>>a;\n    int b1,b2,b3,b4;\n    cin>>b1>>b2>>b3>>b4;\n    if(a>10000&&b1)a-=10000;\n    if(a>1000&&b2)a-=300;\n    if(a>100&&b3)a-=10;\n    if(b4)a-=5;\n    cout<<a;\n}",WRONG_ANSWER,15,488
+1563487658921992192,f90dc342495efa5d8b8b39df61b2bd336e1a43eb343a3a5a9d592609709bb62d,2022-08-27 19:24:40,C++,0.0,1563482707261808640,1563462653216436224,1082623550813839360,"#include<iostream>\nusing namespace std;\nint main ()\n{\n    int a;\n    cin>>a;\n    int b1,b2,b3,b4;\n    cin>>b1>>b2>>b3>>b4;\n    if(a>10000&&b1)a-=1000;\n    if(a>1000&&b2)a-=300;\n    if(a>100&&b3)a-=10;\n    if(b4)a-=5;\n    cout<<a;\n}",WRONG_ANSWER,16,448
+1563487722646061056,f90dc342495efa5d8b8b39df61b2bd336e1a43eb343a3a5a9d592609709bb62d,2022-08-27 19:24:55,C++,10.0,1563482707261808640,1563462653216436224,1082623550813839360,"#include<iostream>\nusing namespace std;\nint main ()\n{\n    int a;\n    cin>>a;\n    int b1,b2,b3,b4;\n    cout<<a;\n}",PARTIAL_ACCEPTED,15,452
+1563487794884546560,5612c5777c9b0706fe5b7e89cdd42fba9a8053ba7a0ee7315c3de8617967b90d,2022-08-27 19:25:13,C,10.0,1563482707261808640,1563462653216436224,1082623550813839360,"#include<stdio.h>\nint main()\n{\n    int n;scanf(\""%d\"",&n);\n    int a,b,c,d;scanf(\""%d %d %d %d\"",&a,&b,&c,&d);\n    int have=n;int cut=0;\n    while(have>=50)\n    {\n        if(!a&&!b&&!c&&!d)break;\n        if(have>=10000&&a)\n        {\n            have-=10000;a--;\n            cut+=1000;\n        }\n        else if(have>=1000&&b)\n        {\n            have-=1000;b--;\n            cut+=300;\n        }\n        else if(have>=100&&c)\n        {\n            have-=100;c--;\n            cut+=10;\n        }\n        else if(have>=50&&d)\n        {\n            have-=50;d--;\n            cut+=5;\n        }\n    }\n    printf(\""%d\"",n-cut);\n}",PARTIAL_ACCEPTED,10,320
+1563487888941813760,5612c5777c9b0706fe5b7e89cdd42fba9a8053ba7a0ee7315c3de8617967b90d,2022-08-27 19:25:35,C,10.0,1563482707261808640,1563462653216436224,1082623550813839360,"#include<stdio.h>\nint main()\n{\n    int n;scanf(\""%d\"",&n);\n    int a,b,c,d;scanf(\""%d %d %d %d\"",&a,&b,&c,&d);\n    int have=n;int cut=0;\n    while(have>=50)\n    {\n        if(!a&&!b&&!c&&!d)break;\n        if(have>=10000&&a)\n        {\n            have-=10000;a--;\n            cut+=1000;\n        }\n        if(have>=1000&&b)\n        {\n            have-=1000;b--;\n            cut+=300;\n        }\n        if(have>=100&&c)\n        {\n            have-=100;c--;\n            cut+=10;\n        }\n        if(have>=50&&d)\n        {\n            have-=50;d--;\n            cut+=5;\n        }\n    }\n    printf(\""%d\"",n-cut);\n}",PARTIAL_ACCEPTED,409,320
+1563488487783567360,5612c5777c9b0706fe5b7e89cdd42fba9a8053ba7a0ee7315c3de8617967b90d,2022-08-27 19:27:58,C,10.0,1563482707261808640,1563462653216436224,1082623550813839360,"#include<stdio.h>\nint main()\n{\n    int n;scanf(\""%d\"",&n);\n    int a,b,c,d;scanf(\""%d %d %d %d\"",&a,&b,&c,&d);\n    int have=n;int cut=0;\n    while(have>=50)\n    {\n        if(a==0&&b==0&&c==0&&d==0)break;\n        if(have>=10000&&a)\n        {\n            have-=10000;a--;\n            cut+=1000;\n        }\n        else if(have>=1000&&b)\n        {\n            have-=1000;b--;\n            cut+=300;\n        }\n        else if(have>=100&&c)\n        {\n            have-=100;c--;\n            cut+=10;\n        }\n        else if(have>=50&&d)\n        {\n            have-=50;d--;\n            cut+=5;\n        }\n    }\n    printf(\""%d\"",n-cut);\n}",PARTIAL_ACCEPTED,10,320
+1563489825288396800,9f2b0466d78efde3c73428c951115aa79238e51ca876f62aeee7357a885b656e,2022-08-27 19:33:17,C++,10.0,1563482707261808640,1563462653216436224,1082623550813839360,"#include <bits/stdc++.h>\nusing namespace std;\nint main()\n{\n    int n, a, b, c, d;\n    cin >> n >> a >> b >> c >> d;\n    while( n >= 10000 && a )\n    {\n        n -= 1000;\n        a --;\n    }\n    while( n >= 1000 && b )\n    {\n        n -= 300;\n        b --;\n    }\n    while( n >= 100 && c )\n    {\n        n -= 10;\n        c --;\n    }\n    while( n >= 50 && d )\n    {\n        n -= 5;\n        d --;\n    }\n    cout << n;\n    return 0;\n}",PARTIAL_ACCEPTED,12,456
+1563490243288547328,f90dc342495efa5d8b8b39df61b2bd336e1a43eb343a3a5a9d592609709bb62d,2022-08-27 19:34:56,C++,10.0,1563482707261808640,1563462653216436224,1082623550813839360,"#include<iostream>\nusing namespace std;\nint b[10];\nint c[]={10000,1000,100,50};\nint d[]={1000,300,10,5};\nint main ()\n{\n    int a;\n    cin>>a;\n    for(int i=0;i<4;i++)cin>>b[i];\n    for(int i=0;i<4;i++)\n    {\n        int t=b[i];\n        while(b[i]&&a>=c[i])\n        {\n            a-=d[i];\n            b[i]--;\n        }\n    }\n    cout<<a;\n}",PARTIAL_ACCEPTED,15,448
+1563492861691858944,9f2b0466d78efde3c73428c951115aa79238e51ca876f62aeee7357a885b656e,2022-08-27 19:45:21,C++,20.0,1563482707261808640,1563462653216436224,1082623550813839360,"#include <bits/stdc++.h>\nusing namespace std;\nint main()\n{\n    int n, a, b, c, d;\n    cin >> n >> a >> b >> c >> d;\n    n -= 1000*min( a, n/10000 );\n    n %= 10000;\n    n -= 300*min( b, n/1000 );\n    n %= 1000;\n    n -= 10*min( c, n/100 );\n    n -= 5*min( d, n/50 );\n    cout << n;\n    return 0;\n}",PARTIAL_ACCEPTED,15,440
+1563493402593505280,5612c5777c9b0706fe5b7e89cdd42fba9a8053ba7a0ee7315c3de8617967b90d,2022-08-27 19:47:30,C,10.0,1563482707261808640,1563462653216436224,1082623550813839360,"#include<stdio.h>\nint main()\n{\n    int n;scanf(\""%d\"",&n);\n    int a,b,c,d;scanf(\""%d %d %d %d\"",&a,&b,&c,&d);\n    int have=n;int cut=0;\n    while(have>=50)\n    {\n        if(a==0&&b==0&&c==0&&d==0)break;\n        if(have>=10000&&a)\n        {\n            have-=10000;a--;\n            cut+=1000;\n        }\n        else if(have>=1000&&b)\n        {\n            have-=1000;b--;\n            cut+=300;\n        }\n        else if(have>=100&&c)\n        {\n            have-=100;c--;\n            cut+=10;\n        }\n        else if(have>=50&&d)\n        {\n            have-=50;d--;\n            cut+=5;\n        }\n    }\n    printf(\""%d\"",n-cut);\n}",PARTIAL_ACCEPTED,10,324
+1563494268545314816,f90dc342495efa5d8b8b39df61b2bd336e1a43eb343a3a5a9d592609709bb62d,2022-08-27 19:50:56,C++,10.0,1563482707261808640,1563462653216436224,1082623550813839360,"#include<iostream>\nusing namespace std;\nint b[10];\nint c[]={1000,300,10,5};\nint d[]={10000,1000,100,50};\nint main ()\n{\n    int a;\n    cin>>a;\n    for(int i=0;i<4;i++)cin>>b[i];\n    int sum=a;\n    for(int i=0;i<4;i++)\n    {\n        int t=a/d[i];\n        if(t<b[i])sum-=c[i]*t,a=a%d[i];\n        else sum-=c[i]*b[i],a-=b[i]*d[i];\n    }\n    cout<<sum<<endl;\n}",PARTIAL_ACCEPTED,15,456
+1563496876299296768,5612c5777c9b0706fe5b7e89cdd42fba9a8053ba7a0ee7315c3de8617967b90d,2022-08-27 20:01:18,C,10.0,1563482707261808640,1563462653216436224,1082623550813839360,"#include<stdio.h>\nint main()\n{\n    int n;scanf(\""%d\"",&n);\n    int a,b,c,d;scanf(\""%d %d %d %d\"",&a,&b,&c,&d);\n    int have=n;int cut=0;\n    while(have>=50)\n    {\n        if(a==0&&b==0&&c==0&&d==0)break;\n        if(have>=10000&&a)\n        {\n            have-=10000;a--;\n            cut+=1000;\n        }\n        else if(have>=1000&&b)\n        {\n            have-=1000;b--;\n            cut+=300;\n        }\n        else if(have>=100&&c)\n        {\n            have-=100;c--;\n            cut+=10;\n        }\n        else if(have>=50&&d)\n        {\n            have-=50;d--;\n            cut+=5;\n        }\n    }\n    printf(\""%d\"",n-cut);\n}",PARTIAL_ACCEPTED,11,328
+1563496939683618816,5612c5777c9b0706fe5b7e89cdd42fba9a8053ba7a0ee7315c3de8617967b90d,2022-08-27 20:01:33,C,10.0,1563482707261808640,1563462653216436224,1082623550813839360,"#include<stdio.h>\nint main()\n{\n    int n;scanf(\""%d\"",&n);\n    int a,b,c,d;scanf(\""%d %d %d %d\"",&a,&b,&c,&d);\n    int have=n;int cut=0;\n    while(have>=50)\n    {\n        if(a==0&&b==0&&c==0&&d==0)break;\n        if(have>=10000&&a)\n        {\n            have-=10000;a--;\n            cut+=1000;\n        }\n        else if(have>=1000&&b)\n        {\n            have-=1000;b--;\n            cut+=300;\n        }\n        else if(have>=100&&c)\n        {\n            have-=100;c--;\n            cut+=10;\n        }\n        else if(have>=50&&d)\n        {\n            have-=50;d--;\n            cut+=5;\n        }\n    }\n    printf(\""%d\"",n-cut);\n}",PARTIAL_ACCEPTED,10,316
+1563497710080790528,5612c5777c9b0706fe5b7e89cdd42fba9a8053ba7a0ee7315c3de8617967b90d,2022-08-27 20:04:37,C,10.0,1563482707261808640,1563462653216436224,1082623550813839360,"#include<stdio.h>\nint main()\n{\n    int n;scanf(\""%d\"",&n);\n    int a,b,c,d;scanf(\""%d %d %d %d\"",&a,&b,&c,&d);\n    int have=n;int cut=0;\n    while(have>=50)\n    {\n        if(a==0&&b==0&&c==0&&d==0)break;\n        if(have>=10000&&a)\n        {\n            have-=10000;a=0;\n            cut+=1000;\n        }\n        else if(have>=1000&&b)\n        {\n            have-=1000;b=0;\n            cut+=300;\n        }\n        else if(have>=100&&c)\n        {\n            have-=100;c=0;\n            cut+=10;\n        }\n        else if(have>=50&&d)\n        {\n            have-=50;d=0;\n            cut+=5;\n        }\n    }\n    printf(\""%d\"",n-cut);\n}",PARTIAL_ACCEPTED,409,328
+1378237418672267264,47e3440f50d186d5caeb779b4bce0392a6564fb2ab1d2900b25f79637009afa2,2021-04-03 14:46:21,Python,50.0,1378217323744935951,1333739914813812736,80,"def dec2bin(dec, n):\n    dec = int(dec)\n    s = bin(dec if dec >= 0 else ~dec)[2:].zfill(n)\n    ss = ''\n    if dec >= 0:\n        return s\n    else:\n        for i in s:\n            ss += '0' if i == '1' else '1'\n        return ss\n        \n        \n\ndef myADD(operands):\n    if operands[2][0] == '#':\n        return '0001'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'1'+dec2bin(operands[2][1:], 5)\n    else:\n        return '0001'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'000'+dec2bin(operands[2][1:], 3)\n\ndef myAND(operands):\n    if operands[2][0] == '#':\n        return '0101'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'1'+dec2bin(operands[2][1:], 5)\n    else:\n        return '0101'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'000'+dec2bin(operands[2][1:], 3)\n\n\n\ndef readin():\n    s = input().split(';')[0]\n    # print(s)\n    op, operands = s.split()\n    return op, operands.split(',')\n    \ndef main():\n    while True:\n        try:\n            i = readin()\n            if i[0] == 'ADD':\n                print(myADD(i[1]))\n            elif i[0] == 'AND':\n                print(myAND(i[1]))\n        except:\n            break\n            \nmain()",PARTIAL_ACCEPTED,105,3376
+1378237819572232192,47e3440f50d186d5caeb779b4bce0392a6564fb2ab1d2900b25f79637009afa2,2021-04-03 14:47:57,Python,0.0,1378217323744935951,1333739914813812736,80,"def dec2bin(dec, n):\n    dec = int(dec)\n    s = bin(dec if dec >= 0 else ~dec)[2:].zfill(n)\n    ss = ''\n    if dec >= 0:\n        return s\n    else:\n        for i in s:\n            ss += '0' if i == '1' else '1'\n        return ss\n        \n        \n\ndef myADD(operands):\n    if operands[2][0] == '#':\n        return '0001'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'1'+dec2bin(operands[2][1:], 5)\n    else:\n        return '0001'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'000'+dec2bin(operands[2][1:], 3)\n\ndef myAND(operands):\n    if operands[2][0] == '#':\n        return '0101'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'1'+dec2bin(operands[2][1:], 5)\n    else:\n        return '0101'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'000'+dec2bin(operands[2][1:], 3)\n\ndef myNOT(operands):\n    return '1001'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'111111')\n\n\n\ndef readin():\n    s = input().split(';')[0]\n    # print(s)\n    op, operands = s.split()\n    return op, operands.split(',')\n    \ndef main():\n    while True:\n        try:\n            i = readin()\n            if i[0] == 'ADD':\n                print(myADD(i[1]))\n            elif i[0] == 'AND':\n                print(myAND(i[1]))\n        except:\n            break\n            \nmain()",NON_ZERO_EXIT_CODE,146,3368
+1378238031002664960,47e3440f50d186d5caeb779b4bce0392a6564fb2ab1d2900b25f79637009afa2,2021-04-03 14:48:47,Python,65.0,1378217323744935951,1333739914813812736,80,"def dec2bin(dec, n):\n    dec = int(dec)\n    s = bin(dec if dec >= 0 else ~dec)[2:].zfill(n)\n    ss = ''\n    if dec >= 0:\n        return s\n    else:\n        for i in s:\n            ss += '0' if i == '1' else '1'\n        return ss\n        \n        \n\ndef myADD(operands):\n    if operands[2][0] == '#':\n        return '0001'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'1'+dec2bin(operands[2][1:], 5)\n    else:\n        return '0001'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'000'+dec2bin(operands[2][1:], 3)\n\ndef myAND(operands):\n    if operands[2][0] == '#':\n        return '0101'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'1'+dec2bin(operands[2][1:], 5)\n    else:\n        return '0101'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'000'+dec2bin(operands[2][1:], 3)\n\ndef myNOT(operands):\n    return '1001'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'111111'\n\n\n\ndef readin():\n    s = input().split(';')[0]\n    # print(s)\n    op, operands = s.split()\n    return op, operands.split(',')\n    \ndef main():\n    while True:\n        try:\n            i = readin()\n            if i[0] == 'ADD':\n                print(myADD(i[1]))\n            elif i[0] == 'AND':\n                print(myAND(i[1]))\n            elif i[0] == 'NOT':\n                print(myNOT(i[1]))\n            elif i[0] == 'TRAP':\n                print(myTRAP(i[1]))\n        except:\n            break\n            \nmain()",PARTIAL_ACCEPTED,132,3268
+1378239732761821184,47e3440f50d186d5caeb779b4bce0392a6564fb2ab1d2900b25f79637009afa2,2021-04-03 14:55:33,Python,65.0,1378217323744935951,1333739914813812736,80,"def dec2bin(dec, n):\n    dec = int(dec)\n    s = bin(dec if dec >= 0 else ~dec)[2:].zfill(n)\n    ss = ''\n    if dec >= 0:\n        return s\n    else:\n        for i in s:\n            ss += '0' if i == '1' else '1'\n        return ss\n        \ndef hex2bin(hx, n):\n    dec2bin(str(int(hx, 16)), n)\n\ndef myADD(operands):\n    if operands[2][0] == '#':\n        return '0001'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'1'+dec2bin(operands[2][1:], 5)\n    else:\n        return '0001'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'000'+dec2bin(operands[2][1:], 3)\n\ndef myAND(operands):\n    if operands[2][0] == '#':\n        return '0101'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'1'+dec2bin(operands[2][1:], 5)\n    else:\n        return '0101'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'000'+dec2bin(operands[2][1:], 3)\n\ndef myNOT(operands):\n    return '1001'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'111111'\n\ndef myTRAP(operands):\n    if operands[0][0] == 'x':\n        return '11110000'+hex2bin(operands[0][1:], 8)\n    elif operands[0][0] == '#':\n        return '11110000'+dec2bin(operands[0][1:], 8)\n    else:\n        return '11110000'+dec2bin(operands[0][:], 8)\n\n\n\ndef readin():\n    s = input().split(';')[0]\n    # print(s)\n    op, operands = s.split()\n    return op, operands.split(',')\n    \ndef main():\n    while True:\n        try:\n            i = readin()\n            if i[0] == 'ADD':\n                print(myADD(i[1]))\n            elif i[0] == 'AND':\n                print(myAND(i[1]))\n            elif i[0] == 'NOT':\n                print(myNOT(i[1]))\n            elif i[0] == 'TRAP':\n                print(myTRAP(i[1]))\n        except:\n            break\n            \nmain()",PARTIAL_ACCEPTED,126,3384
+1378240743287095296,47e3440f50d186d5caeb779b4bce0392a6564fb2ab1d2900b25f79637009afa2,2021-04-03 14:59:34,Python,100.0,1378217323744935951,1333739914813812736,80,"def dec2bin(dec, n):\n    dec = int(dec)\n    s = bin(dec if dec >= 0 else ~dec)[2:].zfill(n)\n    ss = ''\n    if dec >= 0:\n        return s\n    else:\n        for i in s:\n            ss += '0' if i == '1' else '1'\n        return ss\n        \ndef hex2bin(hx, n):\n    return dec2bin(str(int(hx, 16)), n)\n\ndef myADD(operands):\n    if operands[2][0] == '#':\n        return '0001'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'1'+dec2bin(operands[2][1:], 5)\n    else:\n        return '0001'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'000'+dec2bin(operands[2][1:], 3)\n\ndef myAND(operands):\n    if operands[2][0] == '#':\n        return '0101'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'1'+dec2bin(operands[2][1:], 5)\n    else:\n        return '0101'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'000'+dec2bin(operands[2][1:], 3)\n\ndef myNOT(operands):\n    return '1001'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'111111'\n\ndef myTRAP(operands):\n    if operands[0][0] == 'x':\n        return '11110000'+hex2bin(operands[0][1:], 8)\n    elif operands[0][0] == '#':\n        return '11110000'+dec2bin(operands[0][1:], 8)\n    else:\n        return '11110000'+dec2bin(operands[0][:], 8)\n\n\n\ndef readin():\n    s = input().split(';')[0]\n    # print(s)\n    op, operands = s.split()\n    return op, operands.split(',')\n    \ndef main():\n    while True:\n        try:\n            i = readin()\n            if i[0] == 'ADD':\n                print(myADD(i[1]))\n            elif i[0] == 'AND':\n                print(myAND(i[1]))\n            elif i[0] == 'NOT':\n                print(myNOT(i[1]))\n            elif i[0] == 'TRAP':\n                print(myTRAP(i[1]))\n        except:\n            break\n            \nmain()",ACCEPTED,203,3268
+1378241372462055424,47e3440f50d186d5caeb779b4bce0392a6564fb2ab1d2900b25f79637009afa2,2021-04-03 15:02:04,Python,0.0,1378217323744935951,1333739914813812736,80,"def dec2bin(dec, n):\n    dec = int(dec)\n    s = bin(dec if dec >= 0 else ~dec)[2:].zfill(n)\n    ss = ''\n    if dec >= 0:\n        return s\n    else:\n        for i in s:\n            ss += '0' if i == '1' else '1'\n        return ss\n        \ndef hex2bin(hx, n):\n    return dec2bin(str(int(hx, 16)), n)\n\ndef myADD(operands):\n    if operands[2][0] == '#':\n        return '0001'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'1'+dec2bin(operands[2][1:], 5)\n    else:\n        return '0001'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'000'+dec2bin(operands[2][1:], 3)\n\ndef myAND(operands):\n    if operands[2][0] == '#':\n        return '0101'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'1'+dec2bin(operands[2][1:], 5)\n    else:\n        return '0101'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'000'+dec2bin(operands[2][1:], 3)\n\ndef myNOT(operands):\n    return '1001'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'111111'\n\ndef myTRAP(operands):\n    if operands[0][0] == 'x':\n        return '11110000'+hex2bin(operands[0][1:], 8)\n    elif operands[0][0] == '#':\n        return '11110000'+dec2bin(operands[0][1:], 8)\n    else:\n        return '11110000'+dec2bin(operands[0][:], 8)\n\ndef readin():\n    s = input().split(';')[0]\n    # print(s)\n    op, operands = s.split()\n    return op, operands.split(',')\n    \ndef main():\n    while True:\n        try:\n            i = readin()\n            if i[0] == 'ADD':\n                print(myADD(i[1]))\n            elif i[0] == 'AND':\n                print(myAND(i[1]))\n            elif i[0] == 'NOT':\n                print(myNOT(i[1]))\n            elif i[0] == 'TRAP':\n                print(myTRAP(i[1]))\n        except:\n            break\n            \nif __name__ = '__main__':\n    main()",NON_ZERO_EXIT_CODE,200,3428
+1378241427508338688,47e3440f50d186d5caeb779b4bce0392a6564fb2ab1d2900b25f79637009afa2,2021-04-03 15:02:17,Python,100.0,1378217323744935951,1333739914813812736,80,"def dec2bin(dec, n):\n    dec = int(dec)\n    s = bin(dec if dec >= 0 else ~dec)[2:].zfill(n)\n    ss = ''\n    if dec >= 0:\n        return s\n    else:\n        for i in s:\n            ss += '0' if i == '1' else '1'\n        return ss\n        \ndef hex2bin(hx, n):\n    return dec2bin(str(int(hx, 16)), n)\n\ndef myADD(operands):\n    if operands[2][0] == '#':\n        return '0001'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'1'+dec2bin(operands[2][1:], 5)\n    else:\n        return '0001'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'000'+dec2bin(operands[2][1:], 3)\n\ndef myAND(operands):\n    if operands[2][0] == '#':\n        return '0101'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'1'+dec2bin(operands[2][1:], 5)\n    else:\n        return '0101'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'000'+dec2bin(operands[2][1:], 3)\n\ndef myNOT(operands):\n    return '1001'+dec2bin(operands[0][1:], 3)+dec2bin(operands[1][1:], 3)+'111111'\n\ndef myTRAP(operands):\n    if operands[0][0] == 'x':\n        return '11110000'+hex2bin(operands[0][1:], 8)\n    elif operands[0][0] == '#':\n        return '11110000'+dec2bin(operands[0][1:], 8)\n    else:\n        return '11110000'+dec2bin(operands[0][:], 8)\n\ndef readin():\n    s = input().split(';')[0]\n    # print(s)\n    op, operands = s.split()\n    return op, operands.split(',')\n    \ndef main():\n    while True:\n        try:\n            i = readin()\n            if i[0] == 'ADD':\n                print(myADD(i[1]))\n            elif i[0] == 'AND':\n                print(myAND(i[1]))\n            elif i[0] == 'NOT':\n                print(myNOT(i[1]))\n            elif i[0] == 'TRAP':\n                print(myTRAP(i[1]))\n        except:\n            break\n            \nif __name__ == '__main__':\n    main()",ACCEPTED,116,3372
+1378246182716612608,47e3440f50d186d5caeb779b4bce0392a6564fb2ab1d2900b25f79637009afa2,2021-04-03 15:21:11,Python,0.0,1378217323744935952,1334154853881794560,80,def main():\n    print('.ORIG x3000')\n    \n    \n    print('.END'),WRONG_ANSWER,219,3244
diff --git a/structured data/programming data/Introduction_to_artificial_intelligence/response_log.csv b/structured data/programming data/Introduction_to_artificial_intelligence/response_log.csv
new file mode 100644
index 0000000000000000000000000000000000000000..a620cdfb544839fad3477167249e641aeffab9d0
--- /dev/null
+++ b/structured data/programming data/Introduction_to_artificial_intelligence/response_log.csv	
@@ -0,0 +1,12 @@
+submission_id,user_id,create_at,language,score,problem_set_problem_id,problem_id,skill_id,code,response,time_consume,memory_consume
+1454325616047976448,bdbe378a7dad712d6c6cbaa0ec6046fb7589d7cfbe24e6fa2e034920fec16090,2021-10-30 13:53:41,C++,0.0,1454297464424243203,1453691708244168704,1336283931886252032,"#include<bits/stdc++.h>\nusing namespace std;\nint  mian()\n{\n\n    char cha[999];\nstring s=\""hello\"";\n    int i=0;\n    for(auto &c : s)\n    {\n        cha[i]=c;\n        i++;\n    }\ncout<<cha[0];\n    return 0;\n}",COMPILE_ERROR,0,0
+1454366765689335808,4e1d818377068e5263ea85b39e7197e07aff95034e64510316c9c3dd916a39a5,2021-10-30 16:37:12,C++,0.0,1454297464424243203,1453691708244168704,1336283931886252032,"#include <bits/stdc++.h>\n#define int long long\nusing namespace std;\n\nint s[10][10];\nint a[20];\nint n,ans;\nvoid init()\n{\n    for(int i=0;i<10;i++)\n        for(int j=0;j<10;j++)\n        s[i][j] = -1;\n    s[1][1] = a[0];\n    s[1][2] = a[1];\n    s[1][4] = a[2];\n    s[1][5] = a[3];\n    s[2][2] = a[4];\n    s[2][3] = a[5];\n    s[2][4] = a[6];\n    s[3][2] = a[7];\n    s[3][3] = a[8];\n    s[3][4] = a[9];\n    s[4][2] = a[10];\n    s[4][3] = a[11];\n    s[4][4] = a[12];\n    s[5][1] = a[13];\n    s[5][2] = a[14];\n    s[5][4] = a[15];\n    s[5][5] = a[16];\n\n}\n\n\nint dx[4] = {0,0,1,-1},dy[4] = {1,-1,0,0};\nvoid dfs(int x,int y,int res, int cnt)\n{\n    if(cnt>17||res<6) return;\n    ans = max(ans,cnt);\n    for(int i=0;i<4;i++)\n    {\n        int dx_x = dx[i]+x,dy_y = dy[i]+y;\n        if(s[dx_x][dy_y]!=-1)\n        {\n            int biao = s[dx_x][dy_y];\n            int sum = s[dx_x][dy_y];\n            if(sum%6!=0)\n            {\n                sum = sum/6*6+6;\n            }\n            if(res>=sum)\n            {\n                dfs(dx_x,dy_y,res-sum,cnt+1);\n                s[dx_x][dy_y] = -1;\n                //s[dx_x][dy_y] = biao;\n            }\n        }\n    }\n\n}\n\nsigned main()\n{\n    int t;\n    cin>>t;\n    while(t--)\n    {\n        for(int i=0;i<17;i++) cin>>a[i];\n        init();\n        ans =0;\n        cin>>n;\n        if(n*6>=s[5][1])\n        {\n            ans = 1;\n            dfs(5,1,n*6,1);\n        }\n        cout<<ans<<\""\\n\"";\n\n    }\n    return 0;\n}\n//16 18 10 9 50 46 70 60 38 51 18 30 30 20 16 18 36\n",WRONG_ANSWER,7,332
+1454366792386473984,4e1d818377068e5263ea85b39e7197e07aff95034e64510316c9c3dd916a39a5,2021-10-30 16:37:18,C++,0.0,1454297464424243203,1453691708244168704,1336283931886252032,"#include <bits/stdc++.h>\n#define int long long\nusing namespace std;\n\nint s[10][10];\nint a[20];\nint n,ans;\nvoid init()\n{\n    for(int i=0;i<10;i++)\n        for(int j=0;j<10;j++)\n        s[i][j] = -1;\n    s[1][1] = a[0];\n    s[1][2] = a[1];\n    s[1][4] = a[2];\n    s[1][5] = a[3];\n    s[2][2] = a[4];\n    s[2][3] = a[5];\n    s[2][4] = a[6];\n    s[3][2] = a[7];\n    s[3][3] = a[8];\n    s[3][4] = a[9];\n    s[4][2] = a[10];\n    s[4][3] = a[11];\n    s[4][4] = a[12];\n    s[5][1] = a[13];\n    s[5][2] = a[14];\n    s[5][4] = a[15];\n    s[5][5] = a[16];\n\n}\n\n\nint dx[4] = {0,0,1,-1},dy[4] = {1,-1,0,0};\nvoid dfs(int x,int y,int res, int cnt)\n{\n    if(cnt>17||res<6) return;\n    ans = max(ans,cnt);\n    for(int i=0;i<4;i++)\n    {\n        int dx_x = dx[i]+x,dy_y = dy[i]+y;\n        if(s[dx_x][dy_y]!=-1)\n        {\n            int biao = s[dx_x][dy_y];\n            int sum = s[dx_x][dy_y];\n            if(sum%6!=0)\n            {\n                sum = sum/6*6+6;\n            }\n            if(res>=sum)\n            {\n                dfs(dx_x,dy_y,res-sum,cnt+1);\n                s[dx_x][dy_y] = -1;\n                //s[dx_x][dy_y] = biao;\n            }\n        }\n    }\n\n}\n\nsigned main()\n{\n    int t;\n    cin>>t;\n    while(t--)\n    {\n        for(int i=0;i<17;i++) cin>>a[i];\n        init();\n        ans =0;\n        cin>>n;\n        if(n*6>=s[5][1])\n        {\n            ans = 1;\n            dfs(5,1,n*6,1);\n        }\n        cout<<ans<<\""\\n\"";\n\n    }\n    return 0;\n}\n//16 18 10 9 50 46 70 60 38 51 18 30 30 20 16 18 36\n",WRONG_ANSWER,8,388
+1454366806051516416,4e1d818377068e5263ea85b39e7197e07aff95034e64510316c9c3dd916a39a5,2021-10-30 16:37:22,C++,0.0,1454297464424243203,1453691708244168704,1336283931886252032,"#include <bits/stdc++.h>\n#define int long long\nusing namespace std;\n\nint s[10][10];\nint a[20];\nint n,ans;\nvoid init()\n{\n    for(int i=0;i<10;i++)\n        for(int j=0;j<10;j++)\n        s[i][j] = -1;\n    s[1][1] = a[0];\n    s[1][2] = a[1];\n    s[1][4] = a[2];\n    s[1][5] = a[3];\n    s[2][2] = a[4];\n    s[2][3] = a[5];\n    s[2][4] = a[6];\n    s[3][2] = a[7];\n    s[3][3] = a[8];\n    s[3][4] = a[9];\n    s[4][2] = a[10];\n    s[4][3] = a[11];\n    s[4][4] = a[12];\n    s[5][1] = a[13];\n    s[5][2] = a[14];\n    s[5][4] = a[15];\n    s[5][5] = a[16];\n\n}\n\n\nint dx[4] = {0,0,1,-1},dy[4] = {1,-1,0,0};\nvoid dfs(int x,int y,int res, int cnt)\n{\n    if(cnt>17||res<6) return;\n    ans = max(ans,cnt);\n    for(int i=0;i<4;i++)\n    {\n        int dx_x = dx[i]+x,dy_y = dy[i]+y;\n        if(s[dx_x][dy_y]!=-1)\n        {\n            int biao = s[dx_x][dy_y];\n            int sum = s[dx_x][dy_y];\n            if(sum%6!=0)\n            {\n                sum = sum/6*6+6;\n            }\n            if(res>=sum)\n            {\n                dfs(dx_x,dy_y,res-sum,cnt+1);\n                s[dx_x][dy_y] = -1;\n                //s[dx_x][dy_y] = biao;\n            }\n        }\n    }\n\n}\n\nsigned main()\n{\n    int t;\n    cin>>t;\n    while(t--)\n    {\n        for(int i=0;i<17;i++) cin>>a[i];\n        init();\n        ans =0;\n        cin>>n;\n        if(n*6>=s[5][1])\n        {\n            ans = 1;\n            dfs(5,1,n*6,1);\n        }\n        cout<<ans<<\""\\n\"";\n\n    }\n    return 0;\n}\n//16 18 10 9 50 46 70 60 38 51 18 30 30 20 16 18 36\n",WRONG_ANSWER,8,604
+1454371317889003520,4e1d818377068e5263ea85b39e7197e07aff95034e64510316c9c3dd916a39a5,2021-10-30 16:55:17,C++,0.0,1454297464424243203,1453691708244168704,1336283931886252032,"#include <bits/stdc++.h>\n#define int long long\nusing namespace std;\n/*\nint s[10][10];\nint a[20];\nint n,ans;\nvoid init()\n{\n    for(int i=0;i<10;i++)\n        for(int j=0;j<10;j++)\n        s[i][j] = -1;\n    s[1][1] = a[0];\n    s[1][2] = a[1];\n    s[1][4] = a[2];\n    s[1][5] = a[3];\n    s[2][2] = a[4];\n    s[2][3] = a[5];\n    s[2][4] = a[6];\n    s[3][2] = a[7];\n    s[3][3] = a[8];\n    s[3][4] = a[9];\n    s[4][2] = a[10];\n    s[4][3] = a[11];\n    s[4][4] = a[12];\n    s[5][1] = a[13];\n    s[5][2] = a[14];\n    s[5][4] = a[15];\n    s[5][5] = a[16];\n\n}\n\n\nint dx[4] = {0,0,1,-1},dy[4] = {1,-1,0,0};\nvoid dfs(int x,int y,int res, int cnt)\n{\n    if(cnt>17||res<6) return;\n    ans = max(ans,cnt);\n    for(int i=0;i<4;i++)\n    {\n        int dx_x = dx[i]+x,dy_y = dy[i]+y;\n        if(s[dx_x][dy_y]!=-1)\n        {\n            int biao = s[dx_x][dy_y];\n            int sum = s[dx_x][dy_y];\n            if(sum%6!=0)\n            {\n                sum = sum/6*6+6;\n            }\n            if(res>=sum)\n            {\n                res-=sum;\n                dfs(dx_x,dy_y,res,cnt+1);\n                s[dx_x][dy_y] = 0;\n                //s[dx_x][dy_y] = biao;\n            }\n        }\n    }\n\n}\n*/\nsigned main()\n{\n    /*int t;\n    cin>>t;\n    while(t--)\n    {\n        for(int i=0;i<17;i++) cin>>a[i];\n        init();\n        ans =0;\n        cin>>n;\n        if(n*6>=s[5][1])\n        {\n            ans = 1;\n            dfs(5,1,n*6,1);\n        }\n        cout<<ans<<\""\\n\"";\n\n    }*/\n    cout<<\""我看懂了 我会 我就是不交\""<<endl;\n    return 0;\n}\n//16 18 10 9 50 46 70 60 38 51 18 30 30 20 16 18 36\n",WRONG_ANSWER,6,332
+1454371858811711488,0ba772fd9a8cfcb3c1436c74a9326f3ecf2e946ef2ca58f68c9069b269be03b2,2021-10-30 16:57:26,C++,0.0,1454297464424243203,1453691708244168704,1336283931886252032,"#include<bits/stdc++.h>\n\nusing namespace std;\n#define int long long\n#define endl '\\n'\nconst int maxn = 1e6+1;\n\n\nsigned main() {\n    ios::sync_with_stdio(false);\n    cin.tie(nullptr);\n    int T;\n    cin >> T;\n    while(T --) {\n        int n,m,k;\n        cin>>n>>m>>k;\n        vector<vector<int>> nana(n+10,vector<int> (m+10)),pre(n+10,vector<int> (m+10));\n        for(int i=1;i<=n;i++)\n        {\n            for(int j=1;j<=m;j++)\n                cin>>nana[i][j];\n            sort(nana[i].begin()+1,nana[i].begin()+1+m,greater<int>());\n            for(int j=1;j<=m;j++)\n                pre[i][j]=pre[i][j-1]+nana[i][j];\n        }\n        vector<pair<int,int> > jie(n+10);\n        vector<int> zanzancun;\n        int sum=0;\n        int toljishu=0;\n        int zuixiao=0;\n        int zuiduo=0;\n        for(int i=1;i<=n;i++)\n        {\n            cin>>jie[i].first>>jie[i].second;\n            sum+=pre[i][jie[i].first];\n            toljishu+=jie[i].first;\n            zuixiao+=jie[i].first;\n            zuiduo+=jie[i].second;\n            for(int j=1;j<=jie[i].first;j++)\n                zanzancun.push_back(nana[i][j]);\n        }\n        sort(zanzancun.begin(),zanzancun.end(),greater<int>());\n        multiset<int> jihe;\n        int jihehe=0;\n        for(int i=0;i<k&&i<zanzancun.size();i++)\n            jihe.insert(zanzancun[i]),jihehe+=zanzancun[i];\n        vector<int> cun;\n        vector<int> daan(n*m+10);\n        daan[toljishu]=sum+jihehe;\n        for(int i=1;i<=n;i++)\n            for(int j=jie[i].first+1;j<=jie[i].second;j++)\n                cun.push_back(nana[i][j]);\n        sort(cun.begin(),cun.end(),greater<int>());\n        for(int i=toljishu+1;i<=zuiduo;i++)\n        {\n            if(jihe.size()<k)\n                jihe.insert(cun[i-toljishu-1]),sum+=cun[i-toljishu-1],jihehe+=cun[i-toljishu-1];\n            else\n            {\n                sum+=cun[i-toljishu-1];\n                jihehe+=cun[i-toljishu-1];\n                jihe.insert(cun[i-toljishu-1]);\n                jihehe-=*jihe.begin();\n                jihe.erase(jihe.begin());\n            }\n            daan[i]=sum+jihehe;\n        }\n        int ans=0;\n        for(int i=zuixiao;i<=zuiduo;i++)\n        {\n            //cout<<daan[i]<<\"" \"";\n            ans^=daan[i];\n        }\n        //cout<<endl;\n        cout<<ans<<endl;\n    }\n    return 0;\n}\n",MEMORY_LIMIT_EXCEEDED,0,0
+1454371951140925440,f9a6c15450e87400acb11ae4141dec35b96c55338c6f8edf7318283390b5d675,2021-10-30 16:57:48,C,0.0,1454297464424243203,1453691708244168704,1336283931886252032,"#include<stdio.h>\n\nint main(){\n    printf(\""0\\n\n499122178\\n\n448445996\\n\n\"");\n}",COMPILE_ERROR,0,0
+1454372072897032192,f9a6c15450e87400acb11ae4141dec35b96c55338c6f8edf7318283390b5d675,2021-10-30 16:58:17,C,0.0,1454297464424243203,1453691708244168704,1336283931886252032,"#include<stdio.h>\n\nint main(){\n    printf(\""0\\n499122178\\n448445996\\n\"");\n}",WRONG_ANSWER,5,328
+1454372151339249664,4d2008fb3374c18b5636696e9534c84cbb226072f1f25a1b707ab0e35a7ca171,2021-10-30 16:58:36,C++,0.0,1454297464424243203,1453691708244168704,1336283931886252032,"#include <iostream>\nusing namespace std ;\nint main()\n{\n    for( int i  =  1 ; i <= 10000 ; i++ )\n    {\n        cout << \""写不出来啦！！！\"" ;\n    }\n}\n",WRONG_ANSWER,7,640
+1454372419199741952,0ba772fd9a8cfcb3c1436c74a9326f3ecf2e946ef2ca58f68c9069b269be03b2,2021-10-30 16:59:40,C++,0.0,1454297464424243203,1453691708244168704,1336283931886252032,"#include<bits/stdc++.h>\n\nusing namespace std;\n#define int long long\n#define endl '\\n'\nconst int maxn = 1e6+1;\n\n\nsigned main() {\n    ios::sync_with_stdio(false);\n    cin.tie(nullptr);\n    int T;\n    cin >> T;\n    while(T --) {\n        int n,m,k;\n        cin>>n>>m>>k;\n        vector<vector<int>> nana(n+10,vector<int> (m+10)),pre(n+10,vector<int> (m+10));\n        for(int i=1;i<=n;i++)\n        {\n            for(int j=1;j<=m;j++)\n                cin>>nana[i][j];\n            sort(nana[i].begin()+1,nana[i].begin()+1+m,greater<int>());\n            for(int j=1;j<=m;j++)\n                pre[i][j]=pre[i][j-1]+nana[i][j];\n        }\n        vector<pair<int,int> > jie(n+10);\n        vector<int> zanzancun;\n        int sum=0;\n        int toljishu=0;\n        int zuixiao=0;\n        int zuiduo=0;\n        for(int i=1;i<=n;i++)\n        {\n            cin>>jie[i].first>>jie[i].second;\n            sum+=pre[i][jie[i].first];\n            toljishu+=jie[i].first;\n            zuixiao+=jie[i].first;\n            zuiduo+=jie[i].second;\n            for(int j=1;j<=jie[i].first;j++)\n                zanzancun.push_back(nana[i][j]);\n        }\n        sort(zanzancun.begin(),zanzancun.end(),greater<int>());\n        multiset<int> jihe;\n        int jihehe=0;\n        for(int i=0;i<k&&i<zanzancun.size();i++)\n            jihe.insert(zanzancun[i]),jihehe+=zanzancun[i];\n        vector<int> cun;\n        vector<int> daan(n*m+10);\n        daan[toljishu]=sum+jihehe;\n        for(int i=1;i<=n;i++)\n            for(int j=jie[i].first+1;j<=jie[i].second;j++)\n                cun.push_back(nana[i][j]);\n        sort(cun.begin(),cun.end(),greater<int>());\n        for(int i=toljishu+1;i<=zuiduo;i++)\n        {\n            if(jihe.size()<k)\n                jihe.insert(cun[i-toljishu-1]),sum+=cun[i-toljishu-1],jihehe+=cun[i-toljishu-1];\n            else\n            {\n                sum+=cun[i-toljishu-1];\n                jihehe+=cun[i-toljishu-1];\n                jihe.insert(cun[i-toljishu-1]);\n                jihehe-=*jihe.begin();\n                jihe.erase(jihe.begin());\n            }\n            daan[i]=sum+jihehe;\n        }\n        int ans=0;\n        for(int i=zuixiao;i<=zuiduo;i++)\n        {\n            //cout<<daan[i]<<\"" \"";\n            ans^=daan[i];\n        }\n        //cout<<endl;\n        cout<<ans<<endl;\n    }\n    return 0;\n}\n",MEMORY_LIMIT_EXCEEDED,0,0
+1454372459021201408,2a7b5346892cef1c8ba333b2ee82ae08e4019a9dfddcc0db14508d8affc63f78,2021-10-30 16:59:49,C++,0.0,1454297464424243203,1453691708244168704,1336283931886252032,"#include<bits/stdc++.h>\nlong long mod =998244353,di = 748683265;\nusing namespace std;\nlong long w[3][3];\nlong long a[1004][1004]={0};\nlong long b[1004][1004]={0};\nint pc[1004][1004]={0};\nint main() {\n    // cout<<(22^25^28);\n//      cout<<(9*di)%mod;\n//          long long a[14][14]={0};\n// long long b[14][14]={0};\n    int T;scanf(\""%d\"",&T);\n    while(T--){\n        memset(pc,0,sizeof(pc));\n        int n,m;\n        scanf(\""%d %d\"",&n,&m);\n        for(int i=0;i<3;i++){\n            for(int j=0;j<3;j++){\n                scanf(\""%d\"",&w[i][j]);\n            }\n        }\n        for(int i=2;i<n+2;i++){\n            getchar();\n            for(int j=2;j<n+2;j++){\n                char c=getchar();\n                pc[i][j]=1;\n                if(c=='1'){a[i][j]=1;}\n                else a[i][j]=0;\n            }\n        }long long ans =0,dis=1;\n        int z = 1;\n        while(m--){\n            for(int i=2;i<4+n;i++){\n                for(int j=2;j<4+n;j++){\n                    b[i][j]=0;\n                    for(int ti = 0;ti<3;ti++){\n                        for(int tj=0;tj<3;tj++){\n                            if(i-ti>=n+2||j-tj>=n+2)a[i-ti][j-tj]=0;\n                            b[i][j]=(w[2-ti][2-tj]*a[i-ti][j-tj]+b[i][j])%mod;\n                        }\n                    }\n                }\n            }\n            int num,tt;\n            if(n%2){\n                num =(n+3)/2;\n                tt=1;\n            }\n            else{\n                num=(n+4)/2;\n                tt=1;\n            }\n            ans=0;\n            for(int i=0;i<num;i++){\n                for(int j=0;j<num;j++){\n                    a[i+2][j+2]=0;\n                    for(int ti = 0;ti<2;ti++){\n                        for(int tj=0;tj<2;tj++){ \n                            a[i+2][j+2]=(b[i*2+ti+1][j*2+tj+1]+a[i+2][j+2])%mod;\n                        }\n                    }\n                    a[i+2][j+2] = (a[i+2][j+2]*di)%mod;\n                    // pc[i+2][j+2]=z+1;\n                    ans=(ans+a[i+2][j+2])%mod;\n                }\n            }\n            n = num;\n            z++;\n        }\n        // ans=(ans*dis)%mod;\n        printf(\""%lld\\n\"",ans);\n    }\n//     system(\""pause\"");\n    return 0;\n\n} //249561092",TIME_LIMIT_EXCEEDED,0,0
diff --git a/task specific dataset/non_programming_dataset/baseline_dataset_for_CD/Database_technology_and_application/item.csv b/task specific dataset/non_programming_dataset/baseline_dataset_for_CD/Database_technology_and_application/item.csv
new file mode 100644
index 0000000000000000000000000000000000000000..ce9a0a7f62bec08a91489c19923765bae1d6cf0e
--- /dev/null
+++ b/task specific dataset/non_programming_dataset/baseline_dataset_for_CD/Database_technology_and_application/item.csv	
@@ -0,0 +1,3617 @@
+item_id,knowledge_code
+0,[199]
+1,[136]
+2,[157]
+3,[63]
+4,[153]
+5,[192]
+6,[109]
+7,[129]
+8,[113]
+9,[199]
+10,[71]
+11,[243]
+12,[298]
+13,[23]
+14,[199]
+15,[71]
+16,[109]
+17,[63]
+18,[66]
+19,[199]
+20,[74]
+21,[298]
+22,[243]
+23,[74]
+24,[235]
+25,[136]
+26,[66]
+27,[10]
+28,[172]
+29,[74]
+30,[153]
+31,[63]
+32,[305]
+33,[136]
+34,[153]
+35,[63]
+36,[109]
+37,[172]
+38,[63]
+39,[199]
+40,[10]
+41,[74]
+42,[199]
+43,[98]
+44,[136]
+45,[63]
+46,[71]
+47,[103]
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+50,[136]
+51,[109]
+52,[74]
+53,[199]
+54,[109]
+55,[74]
+56,[153]
+57,[109]
+58,[172]
+59,[129]
+60,[71]
+61,[71]
+62,[74]
+63,[305]
+64,[109]
+65,[63]
+66,[136]
+67,[136]
+68,[119]
+69,[172]
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+72,[77]
+73,[317]
+74,[10]
+75,[64]
+76,[64]
+77,[64]
+78,[141]
+79,[171]
+80,[118]
+81,[63]
+82,[142]
+83,[183]
+84,[109]
+85,[82]
+86,[109]
+87,[109]
+88,[192]
+89,[200]
+90,[149]
+91,[264]
+92,[134]
+93,[63]
+94,[109]
+95,[127]
+96,[109]
+97,[97]
+98,[71]
+99,[149]
+100,[109]
+101,[118]
+102,[71]
+103,[66]
+104,[149]
+105,[187]
+106,[303]
+107,[71]
+108,[270]
+109,[235]
+110,[129]
+111,[60]
+112,[60]
+113,[60]
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+1229,"[183, 75]"
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+1660,"[323, 36]"
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+2188,"[164, 321]"
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+2219,"[290, 38]"
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+2226,"[278, 252]"
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+2240,"[246, 252]"
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+2244,"[164, 38]"
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diff --git a/task specific dataset/non_programming_dataset/baseline_dataset_for_CD/Linux_system/item.csv b/task specific dataset/non_programming_dataset/baseline_dataset_for_CD/Linux_system/item.csv
new file mode 100644
index 0000000000000000000000000000000000000000..bdbb177714292db218463a4036737a75c83c49bb
--- /dev/null
+++ b/task specific dataset/non_programming_dataset/baseline_dataset_for_CD/Linux_system/item.csv	
@@ -0,0 +1,2673 @@
+item_id,knowledge_code
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+1679,"[242, 192]"
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+2355,"[144, 64]"
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+2667,"[51, 160]"
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diff --git a/task specific dataset/non_programming_dataset/baseline_dataset_for_CD/Probability_and_statistic/item.csv b/task specific dataset/non_programming_dataset/baseline_dataset_for_CD/Probability_and_statistic/item.csv
new file mode 100644
index 0000000000000000000000000000000000000000..b05540992979382751bb5dcc65bb6ffcb2bff4a5
--- /dev/null
+++ b/task specific dataset/non_programming_dataset/baseline_dataset_for_CD/Probability_and_statistic/item.csv	
@@ -0,0 +1,1055 @@
+item_id,knowledge_code
+0,[158]
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