message
stringlengths
2
19.9k
message_type
stringclasses
2 values
message_id
int64
0
1
conversation_id
int64
322
108k
cluster
float64
15
15
__index_level_0__
int64
644
217k
Provide a correct Python 3 solution for this coding contest problem. We have a large square grid with H rows and W columns. Iroha is now standing in the top-left cell. She will repeat going right or down to the adjacent cell, until she reaches the bottom-right cell. However, she cannot enter the cells in the intersec...
instruction
0
675
15
1,350
"Correct Solution: ``` #!/usr/bin/env python3 import sys MOD = 1000000007 # type: int def solve(H: int, W: int, A: int, B: int): F = [0] * (H + W + 1) F[0] = 1 for i in range(1, H + W + 1): F[i] = (F[i-1] * i) % MOD F2 = [0] * (H + W + 1) F2[0] = 1 for i in range(1, H+W+1): F...
output
1
675
15
1,351
Provide a correct Python 3 solution for this coding contest problem. We have a large square grid with H rows and W columns. Iroha is now standing in the top-left cell. She will repeat going right or down to the adjacent cell, until she reaches the bottom-right cell. However, she cannot enter the cells in the intersec...
instruction
0
676
15
1,352
"Correct Solution: ``` H, W, A, B = map(int, input().split()) mod = 10**9 + 7 N = 200001 g1 = [1, 1] # 元テーブル g2 = [1, 1] #逆元テーブル inverse = [0, 1] #逆元テーブル計算用テーブル for i in range( 2, N + 1 ): g1.append( ( g1[-1] * i ) % mod ) inverse.append( ( -inverse[mod % i] * (mod//i) ) % mod ) g2.append( (g2[-1] * invers...
output
1
676
15
1,353
Provide a correct Python 3 solution for this coding contest problem. We have a large square grid with H rows and W columns. Iroha is now standing in the top-left cell. She will repeat going right or down to the adjacent cell, until she reaches the bottom-right cell. However, she cannot enter the cells in the intersec...
instruction
0
677
15
1,354
"Correct Solution: ``` from operator import mul from functools import reduce from fractions import gcd import math import bisect import itertools import sys sys.setrecursionlimit(10**7) input = sys.stdin.readline INF = float("inf") MOD = 1000000007 class Combination(object): def __init__(self, N, MOD): sel...
output
1
677
15
1,355
Provide a correct Python 3 solution for this coding contest problem. We have a large square grid with H rows and W columns. Iroha is now standing in the top-left cell. She will repeat going right or down to the adjacent cell, until she reaches the bottom-right cell. However, she cannot enter the cells in the intersec...
instruction
0
678
15
1,356
"Correct Solution: ``` from sys import stdin, stdout, stderr, setrecursionlimit from functools import lru_cache setrecursionlimit(10**7) mod = 10**9 + 7 def solve(): def binom(n, k): res = (modfact[n] * factinv[k]) % mod res = (res * factinv[n - k]) % mod return res h, w, a, b = map(...
output
1
678
15
1,357
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. We have a large square grid with H rows and W columns. Iroha is now standing in the top-left cell. She will repeat going right or down to the adjacent cell, until she reaches the bottom-right ce...
instruction
0
679
15
1,358
Yes
output
1
679
15
1,359
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. We have a large square grid with H rows and W columns. Iroha is now standing in the top-left cell. She will repeat going right or down to the adjacent cell, until she reaches the bottom-right ce...
instruction
0
680
15
1,360
Yes
output
1
680
15
1,361
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. We have a large square grid with H rows and W columns. Iroha is now standing in the top-left cell. She will repeat going right or down to the adjacent cell, until she reaches the bottom-right ce...
instruction
0
681
15
1,362
Yes
output
1
681
15
1,363
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. We have a large square grid with H rows and W columns. Iroha is now standing in the top-left cell. She will repeat going right or down to the adjacent cell, until she reaches the bottom-right ce...
instruction
0
682
15
1,364
Yes
output
1
682
15
1,365
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. We have a large square grid with H rows and W columns. Iroha is now standing in the top-left cell. She will repeat going right or down to the adjacent cell, until she reaches the bottom-right ce...
instruction
0
683
15
1,366
No
output
1
683
15
1,367
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. We have a large square grid with H rows and W columns. Iroha is now standing in the top-left cell. She will repeat going right or down to the adjacent cell, until she reaches the bottom-right ce...
instruction
0
684
15
1,368
No
output
1
684
15
1,369
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. We have a large square grid with H rows and W columns. Iroha is now standing in the top-left cell. She will repeat going right or down to the adjacent cell, until she reaches the bottom-right ce...
instruction
0
685
15
1,370
No
output
1
685
15
1,371
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. We have a large square grid with H rows and W columns. Iroha is now standing in the top-left cell. She will repeat going right or down to the adjacent cell, until she reaches the bottom-right ce...
instruction
0
686
15
1,372
No
output
1
686
15
1,373
Provide a correct Python 3 solution for this coding contest problem. There is a one-dimensional cellular automaton consisting of N cells. Cells are numbered from 0 to N − 1. Each cell has a state represented as a non-negative integer less than M. The states of cells evolve through discrete time steps. We denote the s...
instruction
0
750
15
1,500
"Correct Solution: ``` from operator import mul def dot(v1, v2): return sum(map(mul, v1, v2)) def mat_mul(A, B, m): tB = tuple(zip(*B)) return [[dot(A_i, B_j) % m for B_j in tB] for A_i in A] def mat_pow(X, n, m): s = len(X) A = [[0] * s for i in range(s)] for i in range(s): A[i][i] = ...
output
1
750
15
1,501
Provide a correct Python 3 solution for this coding contest problem. There is a one-dimensional cellular automaton consisting of N cells. Cells are numbered from 0 to N − 1. Each cell has a state represented as a non-negative integer less than M. The states of cells evolve through discrete time steps. We denote the s...
instruction
0
751
15
1,502
"Correct Solution: ``` #!usr/bin/env python3 from collections import defaultdict from collections import deque from heapq import heappush, heappop import sys import math import bisect import random def LI(): return list(map(int, sys.stdin.readline().split())) def I(): return int(sys.stdin.readline()) def LS():return li...
output
1
751
15
1,503
Provide a correct Python 3 solution for this coding contest problem. There is a one-dimensional cellular automaton consisting of N cells. Cells are numbered from 0 to N − 1. Each cell has a state represented as a non-negative integer less than M. The states of cells evolve through discrete time steps. We denote the s...
instruction
0
752
15
1,504
"Correct Solution: ``` import math,string,itertools,fractions,heapq,collections,re,array,bisect,sys,random,time,copy,functools sys.setrecursionlimit(10**7) inf = 10**20 eps = 1.0 / 10**10 mod = 10**9+7 dd = [(0,-1),(1,0),(0,1),(-1,0)] ddn = [(0,-1),(1,-1),(1,0),(1,1),(0,1),(-1,-1),(-1,0),(-1,1)] def LI(): return [int...
output
1
752
15
1,505
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Game field is represented by a line of n square cells. In some cells there are packmen, in some cells there are asterisks and the rest of the cells are empty. Packmen eat asterisks. Before the ...
instruction
0
1,405
15
2,810
No
output
1
1,405
15
2,811
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Game field is represented by a line of n square cells. In some cells there are packmen, in some cells there are asterisks and the rest of the cells are empty. Packmen eat asterisks. Before the ...
instruction
0
1,406
15
2,812
No
output
1
1,406
15
2,813
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Game field is represented by a line of n square cells. In some cells there are packmen, in some cells there are asterisks and the rest of the cells are empty. Packmen eat asterisks. Before the ...
instruction
0
1,407
15
2,814
No
output
1
1,407
15
2,815
Provide tags and a correct Python 3 solution for this coding contest problem. You are playing one famous sandbox game with the three-dimensional world. The map of the world can be represented as a matrix of size n × m, where the height of the cell (i, j) is a_{i, j}. You are in the cell (1, 1) right now and want to g...
instruction
0
1,804
15
3,608
Tags: brute force, dp Correct Solution: ``` #!/usr/bin/env python import os import sys from io import BytesIO, IOBase def main(): for _ in range(int(input())): n,m=map(int,input().split()) a=[ [int(x) for x in input().split()] for _ in range(n)] if m>n: b=[ [a[j][i] for j in ra...
output
1
1,804
15
3,609
Provide tags and a correct Python 3 solution for this coding contest problem. You are playing one famous sandbox game with the three-dimensional world. The map of the world can be represented as a matrix of size n × m, where the height of the cell (i, j) is a_{i, j}. You are in the cell (1, 1) right now and want to g...
instruction
0
1,805
15
3,610
Tags: brute force, dp Correct Solution: ``` #!/usr/bin/env python import os import sys from io import BytesIO, IOBase def main(): for _ in range(int(input())): n,m=map(int,input().split()) a=[ [int(x) for x in input().split()] for _ in range(n)] if m>n: b=[ [a[j][i] for j in ra...
output
1
1,805
15
3,611
Provide tags and a correct Python 3 solution for this coding contest problem. You are playing one famous sandbox game with the three-dimensional world. The map of the world can be represented as a matrix of size n × m, where the height of the cell (i, j) is a_{i, j}. You are in the cell (1, 1) right now and want to g...
instruction
0
1,806
15
3,612
Tags: brute force, dp Correct Solution: ``` #!/usr/bin/env python # Pajenegod :orz: import os import sys from io import BytesIO, IOBase def main(): for _ in range(int(input())): n,m=map(int,input().split()) a=[ [int(x) for x in input().split()] for _ in range(n)] if m>n: b=[ [a...
output
1
1,806
15
3,613
Provide tags and a correct Python 3 solution for this coding contest problem. You are playing one famous sandbox game with the three-dimensional world. The map of the world can be represented as a matrix of size n × m, where the height of the cell (i, j) is a_{i, j}. You are in the cell (1, 1) right now and want to g...
instruction
0
1,807
15
3,614
Tags: brute force, dp Correct Solution: ``` #!/usr/bin/env python import os import sys from io import BytesIO, IOBase def main(): for _ in range(int(input())): n,m=map(int,input().split()) a=[ [int(x) for x in input().split()] for _ in range(n)] if m>n: b=[ [a[j][i] for j in ra...
output
1
1,807
15
3,615
Provide tags and a correct Python 3 solution for this coding contest problem. You are playing one famous sandbox game with the three-dimensional world. The map of the world can be represented as a matrix of size n × m, where the height of the cell (i, j) is a_{i, j}. You are in the cell (1, 1) right now and want to g...
instruction
0
1,808
15
3,616
Tags: brute force, dp Correct Solution: ``` #!/usr/bin/env python import os import sys from io import BytesIO, IOBase def main(): for _ in range(int(input())): n,m=map(int,input().split()) a=[ [int(x) for x in input().split()] for _ in range(n)] if m>n: b=[ [a[j][i] for j in ra...
output
1
1,808
15
3,617
Provide tags and a correct Python 3 solution for this coding contest problem. You are playing one famous sandbox game with the three-dimensional world. The map of the world can be represented as a matrix of size n × m, where the height of the cell (i, j) is a_{i, j}. You are in the cell (1, 1) right now and want to g...
instruction
0
1,809
15
3,618
Tags: brute force, dp Correct Solution: ``` #!/usr/bin/env python import os import sys from io import BytesIO, IOBase def main(): for _ in range(int(input())): n,m=map(int,input().split()) a=[ [int(x) for x in input().split()] for _ in range(n)] if m>n: b=[ [a[j][i] for j in ra...
output
1
1,809
15
3,619
Provide tags and a correct Python 3 solution for this coding contest problem. You are playing one famous sandbox game with the three-dimensional world. The map of the world can be represented as a matrix of size n × m, where the height of the cell (i, j) is a_{i, j}. You are in the cell (1, 1) right now and want to g...
instruction
0
1,810
15
3,620
Tags: brute force, dp Correct Solution: ``` #!/usr/bin/env python import os import sys from io import BytesIO, IOBase def main(): for _ in range(int(input())): n,m=map(int,input().split()) a=[ [int(x) for x in input().split()] for _ in range(n)] if False: b=[ [a[j][i] for j in ...
output
1
1,810
15
3,621
Provide tags and a correct Python 3 solution for this coding contest problem. You are playing one famous sandbox game with the three-dimensional world. The map of the world can be represented as a matrix of size n × m, where the height of the cell (i, j) is a_{i, j}. You are in the cell (1, 1) right now and want to g...
instruction
0
1,811
15
3,622
Tags: brute force, dp Correct Solution: ``` import sys input = sys.stdin.readline from collections import defaultdict from math import inf def prog(): for _ in range(int(input())): n, m = map(int,input().split()) adj_heights = [list(map(int,input().split())) for _ in range(n)] for i in range...
output
1
1,811
15
3,623
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You are playing one famous sandbox game with the three-dimensional world. The map of the world can be represented as a matrix of size n × m, where the height of the cell (i, j) is a_{i, j}. You...
instruction
0
1,812
15
3,624
Yes
output
1
1,812
15
3,625
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You are playing one famous sandbox game with the three-dimensional world. The map of the world can be represented as a matrix of size n × m, where the height of the cell (i, j) is a_{i, j}. You...
instruction
0
1,813
15
3,626
No
output
1
1,813
15
3,627
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You are playing one famous sandbox game with the three-dimensional world. The map of the world can be represented as a matrix of size n × m, where the height of the cell (i, j) is a_{i, j}. You...
instruction
0
1,814
15
3,628
No
output
1
1,814
15
3,629
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You are playing one famous sandbox game with the three-dimensional world. The map of the world can be represented as a matrix of size n × m, where the height of the cell (i, j) is a_{i, j}. You...
instruction
0
1,815
15
3,630
No
output
1
1,815
15
3,631
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You are playing one famous sandbox game with the three-dimensional world. The map of the world can be represented as a matrix of size n × m, where the height of the cell (i, j) is a_{i, j}. You...
instruction
0
1,816
15
3,632
No
output
1
1,816
15
3,633
Provide tags and a correct Python 3 solution for this coding contest problem. Galois is one of the strongest chess players of Byteforces. He has even invented a new variant of chess, which he named «PawnChess». This new game is played on a board consisting of 8 rows and 8 columns. At the beginning of every game some ...
instruction
0
2,054
15
4,108
Tags: implementation Correct Solution: ``` # your code goes here def read_data(): maps = [input() for n in range(8)] return maps def decode(maps): step_b = 1000 step_a = 1000 for col in range(8): mina, maxa = find_range(maps, col, 'W') minb, maxb = find_range(maps, col, 'B') ...
output
1
2,054
15
4,109
Provide tags and a correct Python 3 solution for this coding contest problem. Galois is one of the strongest chess players of Byteforces. He has even invented a new variant of chess, which he named «PawnChess». This new game is played on a board consisting of 8 rows and 8 columns. At the beginning of every game some ...
instruction
0
2,055
15
4,110
Tags: implementation Correct Solution: ``` a=[[] for i in range(8)] colw=[] colb=[] for i in range(8): a[i]=input() for v in range(8): if a[i][v]=='W': colw.append([i,v]) elif a[i][v]=='B': colb.append([i,v]) w=0 minw=8 for i in range(len(colw)): for v in range(colw[i...
output
1
2,055
15
4,111
Provide tags and a correct Python 3 solution for this coding contest problem. Galois is one of the strongest chess players of Byteforces. He has even invented a new variant of chess, which he named «PawnChess». This new game is played on a board consisting of 8 rows and 8 columns. At the beginning of every game some ...
instruction
0
2,056
15
4,112
Tags: implementation Correct Solution: ``` # 592A # θ(8*8) time # θ(8*8) space __author__ = 'artyom' # SOLUTION def main(n): bd = [None] * n for i in range(n): bd[i] = read(0) w = n z = [0] * n for i in range(n): for j in range(n): if bd[i][j] == 'W': ...
output
1
2,056
15
4,113
Provide tags and a correct Python 3 solution for this coding contest problem. Galois is one of the strongest chess players of Byteforces. He has even invented a new variant of chess, which he named «PawnChess». This new game is played on a board consisting of 8 rows and 8 columns. At the beginning of every game some ...
instruction
0
2,057
15
4,114
Tags: implementation Correct Solution: ``` white, black = [set() for _ in range(8)], [set() for _ in range(8)] for row in range(8): for col, c in enumerate(input().strip()): if c == 'W': white[col].add(row) elif c == 'B': black[col].add(row) min_w, max_b = 7, 0 for col in ra...
output
1
2,057
15
4,115
Provide tags and a correct Python 3 solution for this coding contest problem. Galois is one of the strongest chess players of Byteforces. He has even invented a new variant of chess, which he named «PawnChess». This new game is played on a board consisting of 8 rows and 8 columns. At the beginning of every game some ...
instruction
0
2,058
15
4,116
Tags: implementation Correct Solution: ``` l = [] for i in range(8): x = input() l.append(x) #Aがwhile 上を目指す、Bがblack 下を目指す bl = [10 for i in range(8)] wh = [10 for i in range(8)] for i in range(8): for j in range(8): if l[i][j] == "B" and bl[j] == 10: bl[j] = i if l[i][j] == "W" and wh[j] == 10: wh[j] = i ...
output
1
2,058
15
4,117
Provide tags and a correct Python 3 solution for this coding contest problem. Galois is one of the strongest chess players of Byteforces. He has even invented a new variant of chess, which he named «PawnChess». This new game is played on a board consisting of 8 rows and 8 columns. At the beginning of every game some ...
instruction
0
2,059
15
4,118
Tags: implementation Correct Solution: ``` field = [] def check_row(x, y, choise): if choise: for i in range(x): if field[i][y] == 'B': return False return True else: i = 7 while i != x: if field[i][y] == 'W': return False ...
output
1
2,059
15
4,119
Provide tags and a correct Python 3 solution for this coding contest problem. Galois is one of the strongest chess players of Byteforces. He has even invented a new variant of chess, which he named «PawnChess». This new game is played on a board consisting of 8 rows and 8 columns. At the beginning of every game some ...
instruction
0
2,060
15
4,120
Tags: implementation Correct Solution: ``` a = [list(input()) for j in range(8)] cntW = 10 cntB = 10 for i in range(8): for j in range(8): if a[i][j] == 'W': b1 = True for k in range(i): if a[k][j] != '.': b1 = False if b1: ...
output
1
2,060
15
4,121
Provide tags and a correct Python 3 solution for this coding contest problem. Galois is one of the strongest chess players of Byteforces. He has even invented a new variant of chess, which he named «PawnChess». This new game is played on a board consisting of 8 rows and 8 columns. At the beginning of every game some ...
instruction
0
2,061
15
4,122
Tags: implementation Correct Solution: ``` def on_same_col(point, arr, flag): for p in arr: if (flag and p[0] < point[0] and p[1] == point[1] or not flag and p[0] > point[0] and p[1] == point[1]): return True return False whites = [] blacks = [] min_white = 10 min_black...
output
1
2,061
15
4,123
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Galois is one of the strongest chess players of Byteforces. He has even invented a new variant of chess, which he named «PawnChess». This new game is played on a board consisting of 8 rows and ...
instruction
0
2,062
15
4,124
Yes
output
1
2,062
15
4,125
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Galois is one of the strongest chess players of Byteforces. He has even invented a new variant of chess, which he named «PawnChess». This new game is played on a board consisting of 8 rows and ...
instruction
0
2,063
15
4,126
Yes
output
1
2,063
15
4,127
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Galois is one of the strongest chess players of Byteforces. He has even invented a new variant of chess, which he named «PawnChess». This new game is played on a board consisting of 8 rows and ...
instruction
0
2,064
15
4,128
Yes
output
1
2,064
15
4,129
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Galois is one of the strongest chess players of Byteforces. He has even invented a new variant of chess, which he named «PawnChess». This new game is played on a board consisting of 8 rows and ...
instruction
0
2,065
15
4,130
Yes
output
1
2,065
15
4,131
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Galois is one of the strongest chess players of Byteforces. He has even invented a new variant of chess, which he named «PawnChess». This new game is played on a board consisting of 8 rows and ...
instruction
0
2,066
15
4,132
No
output
1
2,066
15
4,133
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Galois is one of the strongest chess players of Byteforces. He has even invented a new variant of chess, which he named «PawnChess». This new game is played on a board consisting of 8 rows and ...
instruction
0
2,067
15
4,134
No
output
1
2,067
15
4,135
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Galois is one of the strongest chess players of Byteforces. He has even invented a new variant of chess, which he named «PawnChess». This new game is played on a board consisting of 8 rows and ...
instruction
0
2,068
15
4,136
No
output
1
2,068
15
4,137
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Galois is one of the strongest chess players of Byteforces. He has even invented a new variant of chess, which he named «PawnChess». This new game is played on a board consisting of 8 rows and ...
instruction
0
2,069
15
4,138
No
output
1
2,069
15
4,139
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Vitya loves programming and problem solving, but sometimes, to distract himself a little, he plays computer games. Once he found a new interesting game about tanks, and he liked it so much that ...
instruction
0
2,199
15
4,398
No
output
1
2,199
15
4,399
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Vitya loves programming and problem solving, but sometimes, to distract himself a little, he plays computer games. Once he found a new interesting game about tanks, and he liked it so much that ...
instruction
0
2,200
15
4,400
No
output
1
2,200
15
4,401
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Vitya loves programming and problem solving, but sometimes, to distract himself a little, he plays computer games. Once he found a new interesting game about tanks, and he liked it so much that ...
instruction
0
2,201
15
4,402
No
output
1
2,201
15
4,403