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Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. A chessboard n × m in size is given. During the zero minute we repaint all the black squares to the 0 color. During the i-th minute we repaint to the i color the initially black squares that hav...
instruction
0
60,129
7
120,258
Yes
output
1
60,129
7
120,259
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. A chessboard n × m in size is given. During the zero minute we repaint all the black squares to the 0 color. During the i-th minute we repaint to the i color the initially black squares that hav...
instruction
0
60,130
7
120,260
No
output
1
60,130
7
120,261
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. A chessboard n × m in size is given. During the zero minute we repaint all the black squares to the 0 color. During the i-th minute we repaint to the i color the initially black squares that hav...
instruction
0
60,131
7
120,262
No
output
1
60,131
7
120,263
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. A chessboard n × m in size is given. During the zero minute we repaint all the black squares to the 0 color. During the i-th minute we repaint to the i color the initially black squares that hav...
instruction
0
60,132
7
120,264
No
output
1
60,132
7
120,265
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. A chessboard n × m in size is given. During the zero minute we repaint all the black squares to the 0 color. During the i-th minute we repaint to the i color the initially black squares that hav...
instruction
0
60,133
7
120,266
No
output
1
60,133
7
120,267
Provide a correct Python 3 solution for this coding contest problem. There are N people numbered 1 to N. Each person wears a red hat or a blue hat. You are given a string s representing the colors of the people. Person i wears a red hat if s_i is `R`, and a blue hat if s_i is `B`. Determine if there are more people ...
instruction
0
60,447
7
120,894
"Correct Solution: ``` n=int(input()) s=input() print("Yes" if s.count("R")>n/2 else "No") ```
output
1
60,447
7
120,895
Provide a correct Python 3 solution for this coding contest problem. There are N people numbered 1 to N. Each person wears a red hat or a blue hat. You are given a string s representing the colors of the people. Person i wears a red hat if s_i is `R`, and a blue hat if s_i is `B`. Determine if there are more people ...
instruction
0
60,448
7
120,896
"Correct Solution: ``` N=input() s=list(input()) r=s.count("R") b=s.count("B") if r>b: print("Yes") else: print("No") ```
output
1
60,448
7
120,897
Provide a correct Python 3 solution for this coding contest problem. There are N people numbered 1 to N. Each person wears a red hat or a blue hat. You are given a string s representing the colors of the people. Person i wears a red hat if s_i is `R`, and a blue hat if s_i is `B`. Determine if there are more people ...
instruction
0
60,449
7
120,898
"Correct Solution: ``` print('Yes'if int(input())/2<input().count('R')else'No') ```
output
1
60,449
7
120,899
Provide a correct Python 3 solution for this coding contest problem. There are N people numbered 1 to N. Each person wears a red hat or a blue hat. You are given a string s representing the colors of the people. Person i wears a red hat if s_i is `R`, and a blue hat if s_i is `B`. Determine if there are more people ...
instruction
0
60,450
7
120,900
"Correct Solution: ``` print('YNeos'[int(input())<=input().count('B')*2::2]) ```
output
1
60,450
7
120,901
Provide a correct Python 3 solution for this coding contest problem. There are N people numbered 1 to N. Each person wears a red hat or a blue hat. You are given a string s representing the colors of the people. Person i wears a red hat if s_i is `R`, and a blue hat if s_i is `B`. Determine if there are more people ...
instruction
0
60,451
7
120,902
"Correct Solution: ``` a=input() x=input() b=x.count("B") r=x.count("R") if r>b: print("Yes") else: print("No") ```
output
1
60,451
7
120,903
Provide a correct Python 3 solution for this coding contest problem. There are N people numbered 1 to N. Each person wears a red hat or a blue hat. You are given a string s representing the colors of the people. Person i wears a red hat if s_i is `R`, and a blue hat if s_i is `B`. Determine if there are more people ...
instruction
0
60,452
7
120,904
"Correct Solution: ``` n=input() s=input() print("Yes"if s.count("R")>s.count("B")else"No") ```
output
1
60,452
7
120,905
Provide a correct Python 3 solution for this coding contest problem. There are N people numbered 1 to N. Each person wears a red hat or a blue hat. You are given a string s representing the colors of the people. Person i wears a red hat if s_i is `R`, and a blue hat if s_i is `B`. Determine if there are more people ...
instruction
0
60,453
7
120,906
"Correct Solution: ``` _ = input() s = input() print("Yes") if s.count("R") > s.count("B") else print("No") ```
output
1
60,453
7
120,907
Provide a correct Python 3 solution for this coding contest problem. There are N people numbered 1 to N. Each person wears a red hat or a blue hat. You are given a string s representing the colors of the people. Person i wears a red hat if s_i is `R`, and a blue hat if s_i is `B`. Determine if there are more people ...
instruction
0
60,454
7
120,908
"Correct Solution: ``` N = int(input()) s = [i for i in input()] c = s.count('R') print(['No','Yes'][c > N-c]) ```
output
1
60,454
7
120,909
Provide tags and a correct Python 3 solution for this coding contest problem. Alice has a lovely piece of cloth. It has the shape of a square with a side of length a centimeters. Bob also wants such piece of cloth. He would prefer a square with a side of length b centimeters (where b < a). Alice wanted to make Bob hap...
instruction
0
61,471
7
122,942
Tags: math, number theory Correct Solution: ``` import math as m def innput(): return [int(i) for i in input().split()] def prime(x): if x % 2 == 0 or x == 1: return False f = True lim = m.ceil(m.sqrt(x)) + 1 i = 3 while i < lim: if m.ceil(x/i) == m.floor(x/i): return False i += 2 return True def mai...
output
1
61,471
7
122,943
Provide tags and a correct Python 3 solution for this coding contest problem. Alice has a lovely piece of cloth. It has the shape of a square with a side of length a centimeters. Bob also wants such piece of cloth. He would prefer a square with a side of length b centimeters (where b < a). Alice wanted to make Bob hap...
instruction
0
61,472
7
122,944
Tags: math, number theory Correct Solution: ``` def criba_eratostenes(n,s): multiplos = set() for i in range(2, n+1): if i not in multiplos: multiplos.update(range(i*i, n+1, i)) if s%i == 0: print("NO") break; else: print("YES") n = int(input()) for i in rang...
output
1
61,472
7
122,945
Provide tags and a correct Python 3 solution for this coding contest problem. Alice has a lovely piece of cloth. It has the shape of a square with a side of length a centimeters. Bob also wants such piece of cloth. He would prefer a square with a side of length b centimeters (where b < a). Alice wanted to make Bob hap...
instruction
0
61,473
7
122,946
Tags: math, number theory Correct Solution: ``` t = int(input()) for _ in range(t): A,B = map(int, input().split()) if A-B > 1: print('NO') else: A += B i = 2 while i**2 <= A: if A%i == 0: print('NO') break i+=1 ...
output
1
61,473
7
122,947
Provide tags and a correct Python 3 solution for this coding contest problem. Alice has a lovely piece of cloth. It has the shape of a square with a side of length a centimeters. Bob also wants such piece of cloth. He would prefer a square with a side of length b centimeters (where b < a). Alice wanted to make Bob hap...
instruction
0
61,474
7
122,948
Tags: math, number theory Correct Solution: ``` t = int(input()) def _try_composite(a, d, n, s): if pow(a, d, n) == 1: return False for i in range(s): if pow(a, 2**i * d, n) == n-1: return False return True # n is definitely composite def is_prime(n, _precision_for_huge_n=16)...
output
1
61,474
7
122,949
Provide tags and a correct Python 3 solution for this coding contest problem. Alice has a lovely piece of cloth. It has the shape of a square with a side of length a centimeters. Bob also wants such piece of cloth. He would prefer a square with a side of length b centimeters (where b < a). Alice wanted to make Bob hap...
instruction
0
61,475
7
122,950
Tags: math, number theory Correct Solution: ``` from math import sqrt def era(n): i = 2 limit = int(sqrt(n))+1 while (i<limit): if (n%i==0): return True i+=1 return False t = int(input()) for i in range(t): a, b = [int(x) for x in input().split()] c = a+b z =...
output
1
61,475
7
122,951
Provide tags and a correct Python 3 solution for this coding contest problem. Alice has a lovely piece of cloth. It has the shape of a square with a side of length a centimeters. Bob also wants such piece of cloth. He would prefer a square with a side of length b centimeters (where b < a). Alice wanted to make Bob hap...
instruction
0
61,476
7
122,952
Tags: math, number theory Correct Solution: ``` def main(): n = int(input()) L = [None] * n for i in range(n): L[i] = (int(x) for x in input().split()) solver(L) def primeSieve(n): booleans = [True] * (n + 1) booleans[0] = False booleans[1] = False for x in range(2, int(n**0.5) + 1): if booleans[x] == True...
output
1
61,476
7
122,953
Provide tags and a correct Python 3 solution for this coding contest problem. Alice has a lovely piece of cloth. It has the shape of a square with a side of length a centimeters. Bob also wants such piece of cloth. He would prefer a square with a side of length b centimeters (where b < a). Alice wanted to make Bob hap...
instruction
0
61,477
7
122,954
Tags: math, number theory Correct Solution: ``` def is_prime(num): for div in range(2, int(num ** 0.5) + 1): if num % div == 0: return False return True def read_nums(): return list(map(int, input().split())) t = int(input()) for _ in range(t): a, b = read_nums() if a - b !...
output
1
61,477
7
122,955
Provide tags and a correct Python 3 solution for this coding contest problem. Alice has a lovely piece of cloth. It has the shape of a square with a side of length a centimeters. Bob also wants such piece of cloth. He would prefer a square with a side of length b centimeters (where b < a). Alice wanted to make Bob hap...
instruction
0
61,478
7
122,956
Tags: math, number theory Correct Solution: ``` read = lambda: map(int, input().split()) def prime(x): d = 2 while d*d<= x: if x % d == 0: return 0 d += 1 return 1 t = int(input()) res = "" for i in range(t): a, b = read() res += "YES\n" if a-b==1 and prime(a+b) else "NO\n" print(res...
output
1
61,478
7
122,957
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. There is a grid of squares with H horizontal rows and W vertical columns. The square at the i-th row from the top and the j-th column from the left is represented as (i, j). Each square is black...
instruction
0
62,117
7
124,234
Yes
output
1
62,117
7
124,235
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. There is a grid of squares with H horizontal rows and W vertical columns. The square at the i-th row from the top and the j-th column from the left is represented as (i, j). Each square is black...
instruction
0
62,118
7
124,236
Yes
output
1
62,118
7
124,237
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. There is a grid of squares with H horizontal rows and W vertical columns. The square at the i-th row from the top and the j-th column from the left is represented as (i, j). Each square is black...
instruction
0
62,119
7
124,238
Yes
output
1
62,119
7
124,239
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. There is a grid of squares with H horizontal rows and W vertical columns. The square at the i-th row from the top and the j-th column from the left is represented as (i, j). Each square is black...
instruction
0
62,120
7
124,240
Yes
output
1
62,120
7
124,241
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. There is a grid of squares with H horizontal rows and W vertical columns. The square at the i-th row from the top and the j-th column from the left is represented as (i, j). Each square is black...
instruction
0
62,121
7
124,242
No
output
1
62,121
7
124,243
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. There is a grid of squares with H horizontal rows and W vertical columns. The square at the i-th row from the top and the j-th column from the left is represented as (i, j). Each square is black...
instruction
0
62,122
7
124,244
No
output
1
62,122
7
124,245
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. There is a grid of squares with H horizontal rows and W vertical columns. The square at the i-th row from the top and the j-th column from the left is represented as (i, j). Each square is black...
instruction
0
62,123
7
124,246
No
output
1
62,123
7
124,247
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. There is a grid of squares with H horizontal rows and W vertical columns. The square at the i-th row from the top and the j-th column from the left is represented as (i, j). Each square is black...
instruction
0
62,124
7
124,248
No
output
1
62,124
7
124,249
Provide a correct Python 3 solution for this coding contest problem. We have N switches with "on" and "off" state, and M bulbs. The switches are numbered 1 to N, and the bulbs are numbered 1 to M. Bulb i is connected to k_i switches: Switch s_{i1}, s_{i2}, ..., and s_{ik_i}. It is lighted when the number of switches ...
instruction
0
62,918
7
125,836
"Correct Solution: ``` N,M=map(int,input().split()) A=[0]*M for i in range(M): A[i]=list(map(int,input().split())) P=list(map(int,input().split())) F=0 for i in range(2**N): E=0 Sui=[0]*N for j in range(N): if ((i >> j) & 1): Sui[j]+=1 for k in range(M): D=0 for l in range(1,A[k][0]+1): if Sui[A[k][l]-...
output
1
62,918
7
125,837
Provide a correct Python 3 solution for this coding contest problem. We have N switches with "on" and "off" state, and M bulbs. The switches are numbered 1 to N, and the bulbs are numbered 1 to M. Bulb i is connected to k_i switches: Switch s_{i1}, s_{i2}, ..., and s_{ik_i}. It is lighted when the number of switches ...
instruction
0
62,919
7
125,838
"Correct Solution: ``` from itertools import product n, m = map(int, input().split()) l = [[int(i) for i in input().split()] for _ in range(m)] p = [int(i) for i in input().split()] c = 0 for sw in product((0, 1), repeat=n): for i in range(m): if sum(sw[si - 1] for si in l[i][1:]) % 2 != p[i]: ...
output
1
62,919
7
125,839
Provide a correct Python 3 solution for this coding contest problem. We have N switches with "on" and "off" state, and M bulbs. The switches are numbered 1 to N, and the bulbs are numbered 1 to M. Bulb i is connected to k_i switches: Switch s_{i1}, s_{i2}, ..., and s_{ik_i}. It is lighted when the number of switches ...
instruction
0
62,920
7
125,840
"Correct Solution: ``` N, M = map(int, input().split()) K = [set(list(map(int, input().split()))[1:]) for _ in range(M)] P = list(map(int, input().split())) ans = 0 for i in range(2**N): S = set([1+j for j in range(N) if 2**j & i]) for j, k in enumerate(K): if len(S.intersection(k))%2 != P[j]: ...
output
1
62,920
7
125,841
Provide a correct Python 3 solution for this coding contest problem. We have N switches with "on" and "off" state, and M bulbs. The switches are numbered 1 to N, and the bulbs are numbered 1 to M. Bulb i is connected to k_i switches: Switch s_{i1}, s_{i2}, ..., and s_{ik_i}. It is lighted when the number of switches ...
instruction
0
62,921
7
125,842
"Correct Solution: ``` from itertools import product n, m = map(int, input().split()) s = [list(map(int, input().split())) for _ in range(m)] p = list(map(int, input().split())) print(sum(all(sum(i[b - 1] for b in a[1:]) % 2 == x for a, x in zip(s, p)) for i in product((0, 1), repeat=n))) ```
output
1
62,921
7
125,843
Provide a correct Python 3 solution for this coding contest problem. We have N switches with "on" and "off" state, and M bulbs. The switches are numbered 1 to N, and the bulbs are numbered 1 to M. Bulb i is connected to k_i switches: Switch s_{i1}, s_{i2}, ..., and s_{ik_i}. It is lighted when the number of switches ...
instruction
0
62,922
7
125,844
"Correct Solution: ``` N,M=map(int,input().split()) l=[] for i in range(M): l.append(list(map(int,input().split()))[1:]) p=list(map(int,input().split())) ans=0 for i in range(2**N): isOK=True for j in range(M): stat=0 for k in l[j]: k-=1 if i&(1<<k): stat=(stat+1)%2 if stat!=p[j...
output
1
62,922
7
125,845
Provide a correct Python 3 solution for this coding contest problem. We have N switches with "on" and "off" state, and M bulbs. The switches are numbered 1 to N, and the bulbs are numbered 1 to M. Bulb i is connected to k_i switches: Switch s_{i1}, s_{i2}, ..., and s_{ik_i}. It is lighted when the number of switches ...
instruction
0
62,923
7
125,846
"Correct Solution: ``` N, M = list(map(int, input().split())) ks = [list(map(int, input().split())) for _ in range(M)] p = list(map(int, input().split())) ans = 0 for i in range(1 << N): for j in range(M): t = 0 for k in range(1, ks[j][0] + 1): if i >> (ks[j][k] - 1) & 1: t += 1 if t % 2 !=...
output
1
62,923
7
125,847
Provide a correct Python 3 solution for this coding contest problem. We have N switches with "on" and "off" state, and M bulbs. The switches are numbered 1 to N, and the bulbs are numbered 1 to M. Bulb i is connected to k_i switches: Switch s_{i1}, s_{i2}, ..., and s_{ik_i}. It is lighted when the number of switches ...
instruction
0
62,924
7
125,848
"Correct Solution: ``` n,m = map(int,input().split()) data = [] for i in range(m): k,*s = map(int,input().split()) data.append(set(s)) p = list(map(int,input().split())) ans = 0 for i in range(1<<n): on = set() for j in range(n): if i>>j&1:on.add(j+1) if all([len(on&data[l])%2==p[l] for l i...
output
1
62,924
7
125,849
Provide a correct Python 3 solution for this coding contest problem. We have N switches with "on" and "off" state, and M bulbs. The switches are numbered 1 to N, and the bulbs are numbered 1 to M. Bulb i is connected to k_i switches: Switch s_{i1}, s_{i2}, ..., and s_{ik_i}. It is lighted when the number of switches ...
instruction
0
62,925
7
125,850
"Correct Solution: ``` N, M = [int(s) for s in input().split()] S = [] for _ in range(M): l = [int(s) for s in input().split()] S.append(l[1:]) P = [int(s) for s in input().split()] result = 0 for i in range(2 ** N): if all(sum(["{:0{N}b}".format(i, N=N)[t - 1] == '1' for t in s]) % 2 == P[j] for j, s in e...
output
1
62,925
7
125,851
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. We have N switches with "on" and "off" state, and M bulbs. The switches are numbered 1 to N, and the bulbs are numbered 1 to M. Bulb i is connected to k_i switches: Switch s_{i1}, s_{i2}, ..., ...
instruction
0
62,926
7
125,852
Yes
output
1
62,926
7
125,853
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. We have N switches with "on" and "off" state, and M bulbs. The switches are numbered 1 to N, and the bulbs are numbered 1 to M. Bulb i is connected to k_i switches: Switch s_{i1}, s_{i2}, ..., ...
instruction
0
62,927
7
125,854
Yes
output
1
62,927
7
125,855
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. We have N switches with "on" and "off" state, and M bulbs. The switches are numbered 1 to N, and the bulbs are numbered 1 to M. Bulb i is connected to k_i switches: Switch s_{i1}, s_{i2}, ..., ...
instruction
0
62,928
7
125,856
Yes
output
1
62,928
7
125,857
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. We have N switches with "on" and "off" state, and M bulbs. The switches are numbered 1 to N, and the bulbs are numbered 1 to M. Bulb i is connected to k_i switches: Switch s_{i1}, s_{i2}, ..., ...
instruction
0
62,929
7
125,858
Yes
output
1
62,929
7
125,859
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. We have N switches with "on" and "off" state, and M bulbs. The switches are numbered 1 to N, and the bulbs are numbered 1 to M. Bulb i is connected to k_i switches: Switch s_{i1}, s_{i2}, ..., ...
instruction
0
62,930
7
125,860
No
output
1
62,930
7
125,861
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. We have N switches with "on" and "off" state, and M bulbs. The switches are numbered 1 to N, and the bulbs are numbered 1 to M. Bulb i is connected to k_i switches: Switch s_{i1}, s_{i2}, ..., ...
instruction
0
62,931
7
125,862
No
output
1
62,931
7
125,863
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. We have N switches with "on" and "off" state, and M bulbs. The switches are numbered 1 to N, and the bulbs are numbered 1 to M. Bulb i is connected to k_i switches: Switch s_{i1}, s_{i2}, ..., ...
instruction
0
62,932
7
125,864
No
output
1
62,932
7
125,865
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. We have N switches with "on" and "off" state, and M bulbs. The switches are numbered 1 to N, and the bulbs are numbered 1 to M. Bulb i is connected to k_i switches: Switch s_{i1}, s_{i2}, ..., ...
instruction
0
62,933
7
125,866
No
output
1
62,933
7
125,867
Provide a correct Python 3 solution for this coding contest problem. There are N balls placed in a row. AtCoDeer the deer is painting each of these in one of the K colors of his paint cans. For aesthetic reasons, any two adjacent balls must be painted in different colors. Find the number of the possible ways to paint...
instruction
0
63,001
7
126,002
"Correct Solution: ``` NK=input().split(" ") N=int(NK[0]) K=int(NK[1]) print(K*(K-1)**(N-1)) ```
output
1
63,001
7
126,003
Provide a correct Python 3 solution for this coding contest problem. There are N balls placed in a row. AtCoDeer the deer is painting each of these in one of the K colors of his paint cans. For aesthetic reasons, any two adjacent balls must be painted in different colors. Find the number of the possible ways to paint...
instruction
0
63,002
7
126,004
"Correct Solution: ``` N, K = list(map(int,input().split())) ans = K*(K-1)**(N-1) print(ans) ```
output
1
63,002
7
126,005
Provide a correct Python 3 solution for this coding contest problem. There are N balls placed in a row. AtCoDeer the deer is painting each of these in one of the K colors of his paint cans. For aesthetic reasons, any two adjacent balls must be painted in different colors. Find the number of the possible ways to paint...
instruction
0
63,003
7
126,006
"Correct Solution: ``` #abc046 b n,k=map(int,input().split()) ans=k*(k-1)**(n-1) print(ans) ```
output
1
63,003
7
126,007
Provide a correct Python 3 solution for this coding contest problem. There are N balls placed in a row. AtCoDeer the deer is painting each of these in one of the K colors of his paint cans. For aesthetic reasons, any two adjacent balls must be painted in different colors. Find the number of the possible ways to paint...
instruction
0
63,004
7
126,008
"Correct Solution: ``` N, K = map(int,input().split()) ans = K * ((K-1)**(N-1)) print(ans) ```
output
1
63,004
7
126,009
Provide a correct Python 3 solution for this coding contest problem. There are N balls placed in a row. AtCoDeer the deer is painting each of these in one of the K colors of his paint cans. For aesthetic reasons, any two adjacent balls must be painted in different colors. Find the number of the possible ways to paint...
instruction
0
63,005
7
126,010
"Correct Solution: ``` n, k = map(int, input().split()) print(k*((k-1)**(n-1))) ```
output
1
63,005
7
126,011