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Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. There is a double-track line (up and down are separate lines and pass each other everywhere). There are 11 stations on this line, including the terminal station, and each station is called by th...
instruction
0
41,111
1
82,222
Yes
output
1
41,111
1
82,223
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. There is a double-track line (up and down are separate lines and pass each other everywhere). There are 11 stations on this line, including the terminal station, and each station is called by th...
instruction
0
41,112
1
82,224
Yes
output
1
41,112
1
82,225
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. There is a double-track line (up and down are separate lines and pass each other everywhere). There are 11 stations on this line, including the terminal station, and each station is called by th...
instruction
0
41,113
1
82,226
Yes
output
1
41,113
1
82,227
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. There is a double-track line (up and down are separate lines and pass each other everywhere). There are 11 stations on this line, including the terminal station, and each station is called by th...
instruction
0
41,114
1
82,228
Yes
output
1
41,114
1
82,229
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. There is a double-track line (up and down are separate lines and pass each other everywhere). There are 11 stations on this line, including the terminal station, and each station is called by th...
instruction
0
41,115
1
82,230
No
output
1
41,115
1
82,231
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. There is a double-track line (up and down are separate lines and pass each other everywhere). There are 11 stations on this line, including the terminal station, and each station is called by th...
instruction
0
41,116
1
82,232
No
output
1
41,116
1
82,233
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. There is a double-track line (up and down are separate lines and pass each other everywhere). There are 11 stations on this line, including the terminal station, and each station is called by th...
instruction
0
41,117
1
82,234
No
output
1
41,117
1
82,235
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. There is a double-track line (up and down are separate lines and pass each other everywhere). There are 11 stations on this line, including the terminal station, and each station is called by th...
instruction
0
41,118
1
82,236
No
output
1
41,118
1
82,237
Provide tags and a correct Python 3 solution for this coding contest problem. Bertown has n junctions and m bidirectional roads. We know that one can get from any junction to any other one by the existing roads. As there were more and more cars in the city, traffic jams started to pose real problems. To deal with th...
instruction
0
41,301
1
82,602
Tags: dfs and similar, graphs Correct Solution: ``` from sys import setrecursionlimit from collections import defaultdict from threading import stack_size,Thread setrecursionlimit(10**6) stack_size(2**25) edge=defaultdict(list) visited=[False]*(100001) intime=[0]*(100001) low=[0]*(100001) l1=[] bridge=False timer=0 def...
output
1
41,301
1
82,603
Provide tags and a correct Python 3 solution for this coding contest problem. Bertown has n junctions and m bidirectional roads. We know that one can get from any junction to any other one by the existing roads. As there were more and more cars in the city, traffic jams started to pose real problems. To deal with th...
instruction
0
41,302
1
82,604
Tags: dfs and similar, graphs Correct Solution: ``` from __future__ import division, print_function import os import sys from io import BytesIO, IOBase if sys.version_info[0] < 3: from __builtin__ import xrange as range from future_builtins import ascii, filter, hex, map, oct, zip # region fastio # Credits #...
output
1
41,302
1
82,605
Provide tags and a correct Python 3 solution for this coding contest problem. Bertown has n junctions and m bidirectional roads. We know that one can get from any junction to any other one by the existing roads. As there were more and more cars in the city, traffic jams started to pose real problems. To deal with th...
instruction
0
41,303
1
82,606
Tags: dfs and similar, graphs Correct Solution: ``` from sys import stdin,setrecursionlimit import threading input = lambda: stdin.readline().rstrip("\r\n") #from collections import defaultdict as vector from collections import deque as que inin = lambda: int(input()) inar = lambda: list(map(int,input().split())) fro...
output
1
41,303
1
82,607
Provide tags and a correct Python 3 solution for this coding contest problem. Bertown has n junctions and m bidirectional roads. We know that one can get from any junction to any other one by the existing roads. As there were more and more cars in the city, traffic jams started to pose real problems. To deal with th...
instruction
0
41,304
1
82,608
Tags: dfs and similar, graphs Correct Solution: ``` from collections import defaultdict import os import sys from io import BytesIO, IOBase from types import GeneratorType from collections import defaultdict BUFSIZE = 8192 class FastIO(IOBase): newlines = 0 def __init__(self, file): self._fd = file.f...
output
1
41,304
1
82,609
Provide tags and a correct Python 3 solution for this coding contest problem. Bertown has n junctions and m bidirectional roads. We know that one can get from any junction to any other one by the existing roads. As there were more and more cars in the city, traffic jams started to pose real problems. To deal with th...
instruction
0
41,305
1
82,610
Tags: dfs and similar, graphs Correct Solution: ``` from sys import setrecursionlimit from collections import defaultdict from threading import stack_size,Thread setrecursionlimit(1<<30) stack_size(2**25) edge=defaultdict(list) visited=[False]*(100001) intime=[0]*(100001) low=[0]*(100001) l1=[] bridge=False timer=0 def...
output
1
41,305
1
82,611
Provide tags and a correct Python 3 solution for this coding contest problem. Bertown has n junctions and m bidirectional roads. We know that one can get from any junction to any other one by the existing roads. As there were more and more cars in the city, traffic jams started to pose real problems. To deal with th...
instruction
0
41,306
1
82,612
Tags: dfs and similar, graphs Correct Solution: ``` import os from io import BytesIO, IOBase import sys sys.setrecursionlimit(10**6) import threading threading.stack_size(2**25) vis=[0]*(10**5+1) low=[0]*(10**5+1) timer=0 ans=0 d={1:[] for i in range(10**6+1)} intim=[0]*(10**6+1) arr=[] def dfs(child,par): global ...
output
1
41,306
1
82,613
Provide tags and a correct Python 3 solution for this coding contest problem. Bertown has n junctions and m bidirectional roads. We know that one can get from any junction to any other one by the existing roads. As there were more and more cars in the city, traffic jams started to pose real problems. To deal with th...
instruction
0
41,307
1
82,614
Tags: dfs and similar, graphs Correct Solution: ``` import sys from threading import stack_size,Thread sys.setrecursionlimit(10**6) stack_size(2**25) def inputt(): return sys.stdin.readline().strip() timer=0 g=False dic={} visited={} in_time=[] low=[] edges=[] def dfs(node,parent): global timer visited[node...
output
1
41,307
1
82,615
Provide tags and a correct Python 3 solution for this coding contest problem. Bertown has n junctions and m bidirectional roads. We know that one can get from any junction to any other one by the existing roads. As there were more and more cars in the city, traffic jams started to pose real problems. To deal with th...
instruction
0
41,308
1
82,616
Tags: dfs and similar, graphs Correct Solution: ``` from sys import stdin,stdout,setrecursionlimit from collections import defaultdict,deque from threading import stack_size,Thread setrecursionlimit(10**6) stack_size(2**25) graph=defaultdict(list) bridge=False vis=[0]*(100001) low=[0]*(100001) In=[0]*(100001) timer=0 a...
output
1
41,308
1
82,617
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Bertown has n junctions and m bidirectional roads. We know that one can get from any junction to any other one by the existing roads. As there were more and more cars in the city, traffic jams...
instruction
0
41,309
1
82,618
Yes
output
1
41,309
1
82,619
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Bertown has n junctions and m bidirectional roads. We know that one can get from any junction to any other one by the existing roads. As there were more and more cars in the city, traffic jams...
instruction
0
41,310
1
82,620
Yes
output
1
41,310
1
82,621
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Bertown has n junctions and m bidirectional roads. We know that one can get from any junction to any other one by the existing roads. As there were more and more cars in the city, traffic jams...
instruction
0
41,311
1
82,622
Yes
output
1
41,311
1
82,623
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Bertown has n junctions and m bidirectional roads. We know that one can get from any junction to any other one by the existing roads. As there were more and more cars in the city, traffic jams...
instruction
0
41,312
1
82,624
Yes
output
1
41,312
1
82,625
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Bertown has n junctions and m bidirectional roads. We know that one can get from any junction to any other one by the existing roads. As there were more and more cars in the city, traffic jams...
instruction
0
41,313
1
82,626
No
output
1
41,313
1
82,627
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Bertown has n junctions and m bidirectional roads. We know that one can get from any junction to any other one by the existing roads. As there were more and more cars in the city, traffic jams...
instruction
0
41,314
1
82,628
No
output
1
41,314
1
82,629
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Bertown has n junctions and m bidirectional roads. We know that one can get from any junction to any other one by the existing roads. As there were more and more cars in the city, traffic jams...
instruction
0
41,315
1
82,630
No
output
1
41,315
1
82,631
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Bertown has n junctions and m bidirectional roads. We know that one can get from any junction to any other one by the existing roads. As there were more and more cars in the city, traffic jams...
instruction
0
41,316
1
82,632
No
output
1
41,316
1
82,633
Provide tags and a correct Python 3 solution for this coding contest problem. Recently, Mike was very busy with studying for exams and contests. Now he is going to chill a bit by doing some sight seeing in the city. City consists of n intersections numbered from 1 to n. Mike starts walking from his house located at t...
instruction
0
41,673
1
83,346
Tags: dfs and similar, graphs, greedy, shortest paths Correct Solution: ``` from queue import Queue def bfs(vertice): q = Queue() q.put(vertice) dist[vertice] = 0 while not q.empty(): v = q.get() # print('visitando %d' % vertice) for vizinho in adj[v]: if dist[...
output
1
41,673
1
83,347
Provide tags and a correct Python 3 solution for this coding contest problem. Recently, Mike was very busy with studying for exams and contests. Now he is going to chill a bit by doing some sight seeing in the city. City consists of n intersections numbered from 1 to n. Mike starts walking from his house located at t...
instruction
0
41,674
1
83,348
Tags: dfs and similar, graphs, greedy, shortest paths Correct Solution: ``` input_n = int(input()) shortcuts = list(map(int,input().split())) shortcuts = [shortcuts[index]-1 for index in range(input_n)] result = [-1] * input_n result[0],index ,f_array = 0,0 , [0] while index < len(f_array): found = f_array[inde...
output
1
41,674
1
83,349
Provide tags and a correct Python 3 solution for this coding contest problem. Recently, Mike was very busy with studying for exams and contests. Now he is going to chill a bit by doing some sight seeing in the city. City consists of n intersections numbered from 1 to n. Mike starts walking from his house located at t...
instruction
0
41,675
1
83,350
Tags: dfs and similar, graphs, greedy, shortest paths Correct Solution: ``` from sys import stdin, stdout from collections import deque read, write = stdin.readline, stdout.write n = int(read()) shortcuts = list(map(lambda x: int(x)-1, read().split())) graph = [[] for _ in range(n)] for i in range(n): graph[i] = ...
output
1
41,675
1
83,351
Provide tags and a correct Python 3 solution for this coding contest problem. Recently, Mike was very busy with studying for exams and contests. Now he is going to chill a bit by doing some sight seeing in the city. City consists of n intersections numbered from 1 to n. Mike starts walking from his house located at t...
instruction
0
41,676
1
83,352
Tags: dfs and similar, graphs, greedy, shortest paths Correct Solution: ``` from collections import * n = int(input()) a = [val - 1 for val in list(map(int, input().split()))] queue = deque([(0, 0)]) ans = [-1] * n while len(queue) > 0: cur = queue.popleft() if cur[0] < 0 or cur[0] >= n or ans[cur[0]] != -1: c...
output
1
41,676
1
83,353
Provide tags and a correct Python 3 solution for this coding contest problem. Recently, Mike was very busy with studying for exams and contests. Now he is going to chill a bit by doing some sight seeing in the city. City consists of n intersections numbered from 1 to n. Mike starts walking from his house located at t...
instruction
0
41,677
1
83,354
Tags: dfs and similar, graphs, greedy, shortest paths Correct Solution: ``` n = int(input()) a = list(map(int, input().split())) g = [] for i in range(n): To = set() if i < n - 1: To.add(i+1) if i > 0: To.add(i-1) if a[i] - 1 != i: To.add(a[i]-1) g.append(To) q = [0] used ...
output
1
41,677
1
83,355
Provide tags and a correct Python 3 solution for this coding contest problem. Recently, Mike was very busy with studying for exams and contests. Now he is going to chill a bit by doing some sight seeing in the city. City consists of n intersections numbered from 1 to n. Mike starts walking from his house located at t...
instruction
0
41,678
1
83,356
Tags: dfs and similar, graphs, greedy, shortest paths Correct Solution: ``` from sys import stdin, stdout readline, writeline = stdin.readline, stdout.write n = int(readline().strip()) s = list(map(int, readline().strip().split())) ans = [0] + [200001] * (n-1) for i in range(n): ans[i] = min(ans[i], ans[i-1] + 1)...
output
1
41,678
1
83,357
Provide tags and a correct Python 3 solution for this coding contest problem. Recently, Mike was very busy with studying for exams and contests. Now he is going to chill a bit by doing some sight seeing in the city. City consists of n intersections numbered from 1 to n. Mike starts walking from his house located at t...
instruction
0
41,679
1
83,358
Tags: dfs and similar, graphs, greedy, shortest paths Correct Solution: ``` n = int(input()) a = list(map(int,input().split())) dist = [-1] * n dist[0] = 0 pos = [0] for i in pos: for j in [i - 1, i + 1, a[i] - 1]: if j >= 0 and j < n and dist[j] == -1: dist[j] = dist[i] + 1 pos.app...
output
1
41,679
1
83,359
Provide tags and a correct Python 3 solution for this coding contest problem. Recently, Mike was very busy with studying for exams and contests. Now he is going to chill a bit by doing some sight seeing in the city. City consists of n intersections numbered from 1 to n. Mike starts walking from his house located at t...
instruction
0
41,680
1
83,360
Tags: dfs and similar, graphs, greedy, shortest paths Correct Solution: ``` n = int(input()) Ais = list(map(int,input().split())) Mis = [0] + [-1]*(n-1) pos = [0] for i in pos: n1 = i - 1 n2 = i + 1 n3 = Ais[i] - 1 for j in [n1, n2, n3]: if j >= 0 and j < n and Mis[j] == -1: Mis[j] = Mis[i] + 1 pos.appe...
output
1
41,680
1
83,361
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Recently, Mike was very busy with studying for exams and contests. Now he is going to chill a bit by doing some sight seeing in the city. City consists of n intersections numbered from 1 to n. ...
instruction
0
41,681
1
83,362
Yes
output
1
41,681
1
83,363
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Recently, Mike was very busy with studying for exams and contests. Now he is going to chill a bit by doing some sight seeing in the city. City consists of n intersections numbered from 1 to n. ...
instruction
0
41,682
1
83,364
Yes
output
1
41,682
1
83,365
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Recently, Mike was very busy with studying for exams and contests. Now he is going to chill a bit by doing some sight seeing in the city. City consists of n intersections numbered from 1 to n. ...
instruction
0
41,683
1
83,366
Yes
output
1
41,683
1
83,367
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Recently, Mike was very busy with studying for exams and contests. Now he is going to chill a bit by doing some sight seeing in the city. City consists of n intersections numbered from 1 to n. ...
instruction
0
41,684
1
83,368
Yes
output
1
41,684
1
83,369
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Recently, Mike was very busy with studying for exams and contests. Now he is going to chill a bit by doing some sight seeing in the city. City consists of n intersections numbered from 1 to n. ...
instruction
0
41,685
1
83,370
No
output
1
41,685
1
83,371
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Recently, Mike was very busy with studying for exams and contests. Now he is going to chill a bit by doing some sight seeing in the city. City consists of n intersections numbered from 1 to n. ...
instruction
0
41,686
1
83,372
No
output
1
41,686
1
83,373
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Recently, Mike was very busy with studying for exams and contests. Now he is going to chill a bit by doing some sight seeing in the city. City consists of n intersections numbered from 1 to n. ...
instruction
0
41,687
1
83,374
No
output
1
41,687
1
83,375
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Recently, Mike was very busy with studying for exams and contests. Now he is going to chill a bit by doing some sight seeing in the city. City consists of n intersections numbered from 1 to n. ...
instruction
0
41,688
1
83,376
No
output
1
41,688
1
83,377
Provide a correct Python 3 solution for this coding contest problem. Every day, N passengers arrive at Takahashi Airport. The i-th passenger arrives at time T_i. Every passenger arrived at Takahashi airport travels to the city by bus. Each bus can accommodate up to C passengers. Naturally, a passenger cannot take a b...
instruction
0
41,941
1
83,882
"Correct Solution: ``` n, c, k = map(int, input().split()) s = [int(input()) for _ in range(n)] s = sorted(s) num = 0 i = s[0] m = s[0] + k p = 1 for j in s[1:]: if j <= m and p < c: p += 1 else: p = 1 num += 1 m = j + k i = j num += 1 print(num) ```
output
1
41,941
1
83,883
Provide a correct Python 3 solution for this coding contest problem. Every day, N passengers arrive at Takahashi Airport. The i-th passenger arrives at time T_i. Every passenger arrived at Takahashi airport travels to the city by bus. Each bus can accommodate up to C passengers. Naturally, a passenger cannot take a b...
instruction
0
41,942
1
83,884
"Correct Solution: ``` n,c,k=map(int,input().split()) t=[] for i in range(n): t.append(int(input())) t.sort() cnt=1 s=0 for i in range(1,n): if i==s+c or t[i]>t[s]+k: s=i cnt+=1 print(cnt) ```
output
1
41,942
1
83,885
Provide a correct Python 3 solution for this coding contest problem. Every day, N passengers arrive at Takahashi Airport. The i-th passenger arrives at time T_i. Every passenger arrived at Takahashi airport travels to the city by bus. Each bus can accommodate up to C passengers. Naturally, a passenger cannot take a b...
instruction
0
41,943
1
83,886
"Correct Solution: ``` N,C,K = map(int,input().split()) T = [] for i in range(N): T.append(int(input())) T.sort() ans = 0 p = C d_time = 0 for i in range(N): if T[i] - d_time > K or p == C: ans += 1 d_time = T[i] p = 1 else: p += 1 print(ans) ```
output
1
41,943
1
83,887
Provide a correct Python 3 solution for this coding contest problem. Every day, N passengers arrive at Takahashi Airport. The i-th passenger arrives at time T_i. Every passenger arrived at Takahashi airport travels to the city by bus. Each bus can accommodate up to C passengers. Naturally, a passenger cannot take a b...
instruction
0
41,944
1
83,888
"Correct Solution: ``` n,c,k=map(int,input().split()) t=[] for i in range(n): t.append(int(input())) t.sort() ans=0 p=0 q=0 for i in range(n): if p==0: p=t[i] ans+=1 q=i elif t[i]>p+k or i>=q+c: p=t[i] ans+=1 q=i print(ans) ```
output
1
41,944
1
83,889
Provide a correct Python 3 solution for this coding contest problem. Every day, N passengers arrive at Takahashi Airport. The i-th passenger arrives at time T_i. Every passenger arrived at Takahashi airport travels to the city by bus. Each bus can accommodate up to C passengers. Naturally, a passenger cannot take a b...
instruction
0
41,945
1
83,890
"Correct Solution: ``` N, C, K = [int(i) for i in input().split()] T = sorted([int(input()) for i in range(N)]) ans = 1 limit = 0 ti = T[0] for i in range(N - 1): limit += 1 if ti + K < T[i + 1] or limit == C: ti = T[i + 1] ans += 1 limit = 0 print(ans) ```
output
1
41,945
1
83,891
Provide a correct Python 3 solution for this coding contest problem. Every day, N passengers arrive at Takahashi Airport. The i-th passenger arrives at time T_i. Every passenger arrived at Takahashi airport travels to the city by bus. Each bus can accommodate up to C passengers. Naturally, a passenger cannot take a b...
instruction
0
41,946
1
83,892
"Correct Solution: ``` n,c,k = map(int,input().split()) t = list(int(input()) for i in range(n)) t.sort() ans = 0 x = t[0] y = 1 for i in range(1,n): if x+k < t[i] or y >= c: ans += 1 x = t[i] y = 1 else: y += 1 print(ans+1) ```
output
1
41,946
1
83,893
Provide a correct Python 3 solution for this coding contest problem. Every day, N passengers arrive at Takahashi Airport. The i-th passenger arrives at time T_i. Every passenger arrived at Takahashi airport travels to the city by bus. Each bus can accommodate up to C passengers. Naturally, a passenger cannot take a b...
instruction
0
41,947
1
83,894
"Correct Solution: ``` N,C,K = map(int,input().split()) T = [int(input()) for _ in range(N)] T.sort() time=T[0] count = 1 ans = 0 for i in range(1,N): if T[i]-time>K or count==C: time = T[i] count = 1 ans += 1 else: count += 1 if count>0: ans += 1 print(ans) ```
output
1
41,947
1
83,895
Provide a correct Python 3 solution for this coding contest problem. Every day, N passengers arrive at Takahashi Airport. The i-th passenger arrives at time T_i. Every passenger arrived at Takahashi airport travels to the city by bus. Each bus can accommodate up to C passengers. Naturally, a passenger cannot take a b...
instruction
0
41,948
1
83,896
"Correct Solution: ``` N,C,K=map(int,input().split()) T=sorted([int(input()) for i in range(N)]) cnt=0 i=0 while(i<N): j=i lim=T[i]+K while(j<N and T[j]<=lim and j-i+1<=C): j+=1 cnt+=1 i=j print(cnt) ```
output
1
41,948
1
83,897
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Every day, N passengers arrive at Takahashi Airport. The i-th passenger arrives at time T_i. Every passenger arrived at Takahashi airport travels to the city by bus. Each bus can accommodate up...
instruction
0
41,949
1
83,898
Yes
output
1
41,949
1
83,899
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Every day, N passengers arrive at Takahashi Airport. The i-th passenger arrives at time T_i. Every passenger arrived at Takahashi airport travels to the city by bus. Each bus can accommodate up...
instruction
0
41,950
1
83,900
Yes
output
1
41,950
1
83,901