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Provide tags and a correct Python 3 solution for this coding contest problem. Rock... Paper! After Karen have found the deterministic winning (losing?) strategy for rock-paper-scissors, her brother, Koyomi, comes up with a new game as a substitute. The game works as follows. A positive integer n is decided first. Bo...
instruction
0
26,171
19
52,342
Tags: brute force, implementation Correct Solution: ``` I = lambda: list(map(int, input().split())) I() X, Y = I(), I() Z = set(X) | set(Y) print('Koyomi' if sum(x^y in Z for x in X for y in Y) % 2 else 'Karen') ```
output
1
26,171
19
52,343
Provide tags and a correct Python 3 solution for this coding contest problem. Rock... Paper! After Karen have found the deterministic winning (losing?) strategy for rock-paper-scissors, her brother, Koyomi, comes up with a new game as a substitute. The game works as follows. A positive integer n is decided first. Bo...
instruction
0
26,172
19
52,344
Tags: brute force, implementation Correct Solution: ``` def readints(): return [int(item) for item in input().strip().split()] class Solver: def main(self): x, y = readints(), readints() s = {i for i in x + y} c = 0 for x1 in x: for y1 in y: if x1 ^...
output
1
26,172
19
52,345
Provide tags and a correct Python 3 solution for this coding contest problem. Rock... Paper! After Karen have found the deterministic winning (losing?) strategy for rock-paper-scissors, her brother, Koyomi, comes up with a new game as a substitute. The game works as follows. A positive integer n is decided first. Bo...
instruction
0
26,173
19
52,346
Tags: brute force, implementation Correct Solution: ``` import sys n = int(sys.stdin.readline()) arr1 = list(map(int, sys.stdin.readline().split())) arr2 = list(map(int, sys.stdin.readline().split())) cnt = 0 arr = arr1 + arr2 for i in arr: for j in arr: temp = i ^ j if temp == 2 * n: cnt ...
output
1
26,173
19
52,347
Provide tags and a correct Python 3 solution for this coding contest problem. Rock... Paper! After Karen have found the deterministic winning (losing?) strategy for rock-paper-scissors, her brother, Koyomi, comes up with a new game as a substitute. The game works as follows. A positive integer n is decided first. Bo...
instruction
0
26,174
19
52,348
Tags: brute force, implementation Correct Solution: ``` n = int(input()) x = list(map(int, input().split())) y = list(map(int, input().split())) s = set(x+y) c = 0 for i in x: for j in y: if (i^j) in s: c += 1 if c%2: print("Koyomi") else: print("Karen") ```
output
1
26,174
19
52,349
Provide tags and a correct Python 3 solution for this coding contest problem. Rock... Paper! After Karen have found the deterministic winning (losing?) strategy for rock-paper-scissors, her brother, Koyomi, comes up with a new game as a substitute. The game works as follows. A positive integer n is decided first. Bo...
instruction
0
26,175
19
52,350
Tags: brute force, implementation Correct Solution: ``` # -*- coding: utf-8 -*- import math import collections import bisect import heapq import time import random """ created by shhuan at 2017/10/6 21:41 """ N = int(input()) X = [int(x) for x in input().split()] Y = [int(x) for x in input().split()] print('Karen'...
output
1
26,175
19
52,351
Provide tags and a correct Python 3 solution for this coding contest problem. Rock... Paper! After Karen have found the deterministic winning (losing?) strategy for rock-paper-scissors, her brother, Koyomi, comes up with a new game as a substitute. The game works as follows. A positive integer n is decided first. Bo...
instruction
0
26,176
19
52,352
Tags: brute force, implementation Correct Solution: ``` #python3 #utf-8 print('Karen') ```
output
1
26,176
19
52,353
Provide tags and a correct Python 3 solution for this coding contest problem. Rock... Paper! After Karen have found the deterministic winning (losing?) strategy for rock-paper-scissors, her brother, Koyomi, comes up with a new game as a substitute. The game works as follows. A positive integer n is decided first. Bo...
instruction
0
26,177
19
52,354
Tags: brute force, implementation Correct Solution: ``` n=int(input()) x=list(map(int,input().strip().split())) y=list(map(int,input().strip().split())) print('Karen') ```
output
1
26,177
19
52,355
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Rock... Paper! After Karen have found the deterministic winning (losing?) strategy for rock-paper-scissors, her brother, Koyomi, comes up with a new game as a substitute. The game works as foll...
instruction
0
26,178
19
52,356
Yes
output
1
26,178
19
52,357
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Rock... Paper! After Karen have found the deterministic winning (losing?) strategy for rock-paper-scissors, her brother, Koyomi, comes up with a new game as a substitute. The game works as foll...
instruction
0
26,179
19
52,358
Yes
output
1
26,179
19
52,359
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Rock... Paper! After Karen have found the deterministic winning (losing?) strategy for rock-paper-scissors, her brother, Koyomi, comes up with a new game as a substitute. The game works as foll...
instruction
0
26,180
19
52,360
Yes
output
1
26,180
19
52,361
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Rock... Paper! After Karen have found the deterministic winning (losing?) strategy for rock-paper-scissors, her brother, Koyomi, comes up with a new game as a substitute. The game works as foll...
instruction
0
26,181
19
52,362
Yes
output
1
26,181
19
52,363
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Rock... Paper! After Karen have found the deterministic winning (losing?) strategy for rock-paper-scissors, her brother, Koyomi, comes up with a new game as a substitute. The game works as foll...
instruction
0
26,182
19
52,364
No
output
1
26,182
19
52,365
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Rock... Paper! After Karen have found the deterministic winning (losing?) strategy for rock-paper-scissors, her brother, Koyomi, comes up with a new game as a substitute. The game works as foll...
instruction
0
26,183
19
52,366
No
output
1
26,183
19
52,367
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Rock... Paper! After Karen have found the deterministic winning (losing?) strategy for rock-paper-scissors, her brother, Koyomi, comes up with a new game as a substitute. The game works as foll...
instruction
0
26,184
19
52,368
No
output
1
26,184
19
52,369
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Rock... Paper! After Karen have found the deterministic winning (losing?) strategy for rock-paper-scissors, her brother, Koyomi, comes up with a new game as a substitute. The game works as foll...
instruction
0
26,185
19
52,370
No
output
1
26,185
19
52,371
Provide a correct Python 3 solution for this coding contest problem. An adult game master and N children are playing a game on an ice rink. The game consists of K rounds. In the i-th round, the game master announces: * Form groups consisting of A_i children each! Then the children who are still in the game form as...
instruction
0
26,325
19
52,650
"Correct Solution: ``` n=int(input()) a=list(reversed(list(map(int,input().split())))) p,q=2,2 for i in range(n): q2=((q-1)//a[i]+1)*a[i] p2=(p//a[i]+1)*a[i]-1 p=p2 q=q2 if p<q: print(-1) break else: print(q,p) ```
output
1
26,325
19
52,651
Provide a correct Python 3 solution for this coding contest problem. An adult game master and N children are playing a game on an ice rink. The game consists of K rounds. In the i-th round, the game master announces: * Form groups consisting of A_i children each! Then the children who are still in the game form as...
instruction
0
26,326
19
52,652
"Correct Solution: ``` from math import floor,ceil K = int(input()) A = [int(x) for x in input().split()] A.reverse() jmax, jmin = 2,2 for i in range(0,K): mmax,mmin = jmax,jmin if mmin % A[i] != 0: if (mmin + (A[i] - (mmin % A[i]))) > mmax: print(-1) exit() jmin = ceil(jmi...
output
1
26,326
19
52,653
Provide a correct Python 3 solution for this coding contest problem. An adult game master and N children are playing a game on an ice rink. The game consists of K rounds. In the i-th round, the game master announces: * Form groups consisting of A_i children each! Then the children who are still in the game form as...
instruction
0
26,327
19
52,654
"Correct Solution: ``` K = int(input()) A = list(map(int, input().split())) min = 2 max = 2 for i in range(K-1, -1, -1): min += (-min) % A[i] max -= max % A[i] max += A[i] - 1 if max < min: print(-1) exit() print(min, max) ```
output
1
26,327
19
52,655
Provide a correct Python 3 solution for this coding contest problem. An adult game master and N children are playing a game on an ice rink. The game consists of K rounds. In the i-th round, the game master announces: * Form groups consisting of A_i children each! Then the children who are still in the game form as...
instruction
0
26,328
19
52,656
"Correct Solution: ``` from math import floor,ceil K = int(input()) A = [int(x) for x in input().split()] A.reverse() jmax, jmin = 2,2 for i in range(0,K): if jmin % A[i] != 0: if (jmin + (A[i] - (jmin % A[i]))) > jmax: print(-1) exit() jmin = ceil(jmin / A[i]) * A[i] jmax ...
output
1
26,328
19
52,657
Provide a correct Python 3 solution for this coding contest problem. An adult game master and N children are playing a game on an ice rink. The game consists of K rounds. In the i-th round, the game master announces: * Form groups consisting of A_i children each! Then the children who are still in the game form as...
instruction
0
26,329
19
52,658
"Correct Solution: ``` k=int(input()) *a,=map(int,input().split()) l,r=2,2 for i in a[::-1]: l=(l+i-1)//i*i if r<l: print(-1) break r=(r//i+1)*i-1 else: print(l,r) ```
output
1
26,329
19
52,659
Provide a correct Python 3 solution for this coding contest problem. An adult game master and N children are playing a game on an ice rink. The game consists of K rounds. In the i-th round, the game master announces: * Form groups consisting of A_i children each! Then the children who are still in the game form as...
instruction
0
26,330
19
52,660
"Correct Solution: ``` #!/usr/bin python3 # -*- coding: utf-8 -*- k = int(input()) a = list(map(int, input().split())) a= a[::-1] if a[0]!=2: print(-1) exit() mi = a[0] mx = a[0]*2-1 for i in range(1,k): ai = a[i] mi = (mi+ai-1)//ai mx = mx//ai if mi>mx: print(-1) exit() els...
output
1
26,330
19
52,661
Provide a correct Python 3 solution for this coding contest problem. An adult game master and N children are playing a game on an ice rink. The game consists of K rounds. In the i-th round, the game master announces: * Form groups consisting of A_i children each! Then the children who are still in the game form as...
instruction
0
26,331
19
52,662
"Correct Solution: ``` _,a=open(0) l,r=-2,-3 for a in map(int,a.split()[::-1]):l,r=l//a*a,r//a*a print(-(l==r)or'%d %d'%(-l,~r)) ```
output
1
26,331
19
52,663
Provide a correct Python 3 solution for this coding contest problem. An adult game master and N children are playing a game on an ice rink. The game consists of K rounds. In the i-th round, the game master announces: * Form groups consisting of A_i children each! Then the children who are still in the game form as...
instruction
0
26,332
19
52,664
"Correct Solution: ``` def main(): K=int(input()) A=list(map(int,input().split())) A.reverse() minres = 2 maxres = 2 for a in A: minres = ((minres+a-1)//a)*a if minres>maxres:return -1 maxres = (maxres//a)*a+a-1 return str(minres)+" "+str(maxres) print(main()) ```
output
1
26,332
19
52,665
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. An adult game master and N children are playing a game on an ice rink. The game consists of K rounds. In the i-th round, the game master announces: * Form groups consisting of A_i children each...
instruction
0
26,333
19
52,666
Yes
output
1
26,333
19
52,667
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. An adult game master and N children are playing a game on an ice rink. The game consists of K rounds. In the i-th round, the game master announces: * Form groups consisting of A_i children each...
instruction
0
26,334
19
52,668
Yes
output
1
26,334
19
52,669
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. An adult game master and N children are playing a game on an ice rink. The game consists of K rounds. In the i-th round, the game master announces: * Form groups consisting of A_i children each...
instruction
0
26,335
19
52,670
Yes
output
1
26,335
19
52,671
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. An adult game master and N children are playing a game on an ice rink. The game consists of K rounds. In the i-th round, the game master announces: * Form groups consisting of A_i children each...
instruction
0
26,336
19
52,672
Yes
output
1
26,336
19
52,673
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. An adult game master and N children are playing a game on an ice rink. The game consists of K rounds. In the i-th round, the game master announces: * Form groups consisting of A_i children each...
instruction
0
26,337
19
52,674
No
output
1
26,337
19
52,675
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. An adult game master and N children are playing a game on an ice rink. The game consists of K rounds. In the i-th round, the game master announces: * Form groups consisting of A_i children each...
instruction
0
26,338
19
52,676
No
output
1
26,338
19
52,677
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. An adult game master and N children are playing a game on an ice rink. The game consists of K rounds. In the i-th round, the game master announces: * Form groups consisting of A_i children each...
instruction
0
26,339
19
52,678
No
output
1
26,339
19
52,679
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. An adult game master and N children are playing a game on an ice rink. The game consists of K rounds. In the i-th round, the game master announces: * Form groups consisting of A_i children each...
instruction
0
26,340
19
52,680
No
output
1
26,340
19
52,681
Provide tags and a correct Python 3 solution for this coding contest problem. Andrew, Fedor and Alex are inventive guys. Now they invent the game with strings for two players. Given a group of n non-empty strings. During the game two players build the word together, initially the word is empty. The players move in tu...
instruction
0
26,888
19
53,776
Tags: dfs and similar, dp, games, implementation, strings, trees Correct Solution: ``` import math import sys from itertools import permutations input = sys.stdin.readline class Node: def __init__(self): self.children = [None]*26 self.isEnd = False self.win = False self.lose = Fal...
output
1
26,888
19
53,777
Provide tags and a correct Python 3 solution for this coding contest problem. Andrew, Fedor and Alex are inventive guys. Now they invent the game with strings for two players. Given a group of n non-empty strings. During the game two players build the word together, initially the word is empty. The players move in tu...
instruction
0
26,891
19
53,782
Tags: dfs and similar, dp, games, implementation, strings, trees Correct Solution: ``` from sys import stdin, setrecursionlimit def forced(tree): if not tree: return (False, True) else: winner = False loser = False for leaf in tree: a, b = forced(tree[leaf]) if not a: winner = ...
output
1
26,891
19
53,783
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Andrew, Fedor and Alex are inventive guys. Now they invent the game with strings for two players. Given a group of n non-empty strings. During the game two players build the word together, init...
instruction
0
26,892
19
53,784
Yes
output
1
26,892
19
53,785
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Andrew, Fedor and Alex are inventive guys. Now they invent the game with strings for two players. Given a group of n non-empty strings. During the game two players build the word together, init...
instruction
0
26,893
19
53,786
Yes
output
1
26,893
19
53,787
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Andrew, Fedor and Alex are inventive guys. Now they invent the game with strings for two players. Given a group of n non-empty strings. During the game two players build the word together, init...
instruction
0
26,894
19
53,788
Yes
output
1
26,894
19
53,789
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Andrew, Fedor and Alex are inventive guys. Now they invent the game with strings for two players. Given a group of n non-empty strings. During the game two players build the word together, init...
instruction
0
26,895
19
53,790
Yes
output
1
26,895
19
53,791
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Andrew, Fedor and Alex are inventive guys. Now they invent the game with strings for two players. Given a group of n non-empty strings. During the game two players build the word together, init...
instruction
0
26,898
19
53,796
No
output
1
26,898
19
53,797
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Andrew, Fedor and Alex are inventive guys. Now they invent the game with strings for two players. Given a group of n non-empty strings. During the game two players build the word together, init...
instruction
0
26,899
19
53,798
No
output
1
26,899
19
53,799
Provide a correct Python 3 solution for this coding contest problem. There are two persons, numbered 0 and 1, and a variable x whose initial value is 0. The two persons now play a game. The game is played in N rounds. The following should be done in the i-th round (1 \leq i \leq N): * Person S_i does one of the follo...
instruction
0
27,138
19
54,276
"Correct Solution: ``` def main(): T = int(input()) for _ in range(T): N = int(input()) A = list(map(int, input().split())) S = input() L = max(A).bit_length() s = [0]*L def check(x): for i in range(L-1, -1, -1): if (x >> i) % 2: ...
output
1
27,138
19
54,277
Provide a correct Python 3 solution for this coding contest problem. There are two persons, numbered 0 and 1, and a variable x whose initial value is 0. The two persons now play a game. The game is played in N rounds. The following should be done in the i-th round (1 \leq i \leq N): * Person S_i does one of the follo...
instruction
0
27,139
19
54,278
"Correct Solution: ``` T = int(input()) for i in range(T): n = int(input()) A = list(map(int, input().split())) S = input() dp = [] for j in reversed(range(n)): a = A[j] for x in dp: a = min(a, a^x) if a > 0: if S[j] == '0': dp.append(a...
output
1
27,139
19
54,279
Provide a correct Python 3 solution for this coding contest problem. There are two persons, numbered 0 and 1, and a variable x whose initial value is 0. The two persons now play a game. The game is played in N rounds. The following should be done in the i-th round (1 \leq i \leq N): * Person S_i does one of the follo...
instruction
0
27,140
19
54,280
"Correct Solution: ``` for _ in range(int(input())): n=int(input()) a=list(map(int,input().split())) s=input() b=[] ans=0 for i in range(n-1,-1,-1): for j in b: a[i]=min(a[i],a[i]^j) if a[i]!=0: if s[i]=="0": b.append(a[i]) else: ans=1 print(ans) ```
output
1
27,140
19
54,281
Provide a correct Python 3 solution for this coding contest problem. There are two persons, numbered 0 and 1, and a variable x whose initial value is 0. The two persons now play a game. The game is played in N rounds. The following should be done in the i-th round (1 \leq i \leq N): * Person S_i does one of the follo...
instruction
0
27,141
19
54,282
"Correct Solution: ``` T = int(input()) for _ in range(T): N = int(input()) A = [int(i) for i in input().split()] S = input() B = [] ans = 0 for a, s in zip(reversed(A), reversed(S)): for b in B: a = min(a, a ^ b) if a: if s == "1": ans =...
output
1
27,141
19
54,283
Provide a correct Python 3 solution for this coding contest problem. There are two persons, numbered 0 and 1, and a variable x whose initial value is 0. The two persons now play a game. The game is played in N rounds. The following should be done in the i-th round (1 \leq i \leq N): * Person S_i does one of the follo...
instruction
0
27,142
19
54,284
"Correct Solution: ``` import sys input = sys.stdin.readline class BaseXor: def __init__(self): self.size = 0 self.base = [] def base_calculate(self, x, b): return min(x, x ^ b) def make_base(self, x): for b in self.base: x = self.base_calculate(x, b) ...
output
1
27,142
19
54,285
Provide a correct Python 3 solution for this coding contest problem. There are two persons, numbered 0 and 1, and a variable x whose initial value is 0. The two persons now play a game. The game is played in N rounds. The following should be done in the i-th round (1 \leq i \leq N): * Person S_i does one of the follo...
instruction
0
27,143
19
54,286
"Correct Solution: ``` def kosu(kitei, aaa, tuika): global now_ret ret = 0 n=len(kitei) ret2=0 kitei.append(aaa) n+=1 for i in range(n): if kitei[i]: ret2 += 1 x = 0 while (2**(x+1)) <= kitei[i]: x += 1 for y in range(i+...
output
1
27,143
19
54,287
Provide a correct Python 3 solution for this coding contest problem. There are two persons, numbered 0 and 1, and a variable x whose initial value is 0. The two persons now play a game. The game is played in N rounds. The following should be done in the i-th round (1 \leq i \leq N): * Person S_i does one of the follo...
instruction
0
27,144
19
54,288
"Correct Solution: ``` def solve(N, A, S): # s == 0 のa を組み合わせて s==1 の任意のa を張ることができれば0 # 下から if int(S[-1]) == 1: return 1 B = [None] * max(A).bit_length() for i in reversed(range(N)): a = A[i] s = int(S[i]) if s == 0: #基底生成 while a: ...
output
1
27,144
19
54,289
Provide a correct Python 3 solution for this coding contest problem. There are two persons, numbered 0 and 1, and a variable x whose initial value is 0. The two persons now play a game. The game is played in N rounds. The following should be done in the i-th round (1 \leq i \leq N): * Person S_i does one of the follo...
instruction
0
27,145
19
54,290
"Correct Solution: ``` def solve(N, A, S): bit = [0] * 64 for i in range(N-1,-1,-1): Ai = A[i] Si = S[i] while Ai: n = Ai.bit_length() -1 if bit[n] == 0 and Si == '1': return 1 elif bit[n] == 0 and Si == '0': bit[n] = Ai...
output
1
27,145
19
54,291
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. There are two persons, numbered 0 and 1, and a variable x whose initial value is 0. The two persons now play a game. The game is played in N rounds. The following should be done in the i-th roun...
instruction
0
27,146
19
54,292
Yes
output
1
27,146
19
54,293
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. There are two persons, numbered 0 and 1, and a variable x whose initial value is 0. The two persons now play a game. The game is played in N rounds. The following should be done in the i-th roun...
instruction
0
27,147
19
54,294
Yes
output
1
27,147
19
54,295
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. There are two persons, numbered 0 and 1, and a variable x whose initial value is 0. The two persons now play a game. The game is played in N rounds. The following should be done in the i-th roun...
instruction
0
27,148
19
54,296
Yes
output
1
27,148
19
54,297