message stringlengths 2 28.7k | message_type stringclasses 2
values | message_id int64 0 1 | conversation_id int64 21 109k | cluster float64 7 7 | __index_level_0__ int64 42 217k |
|---|---|---|---|---|---|
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A group of n dancers rehearses a performance for the closing ceremony. The dancers are arranged in a row, they've studied their dancing moves and can't change positions. For some of them, a whit... | instruction | 0 | 21,189 | 7 | 42,378 |
Yes | output | 1 | 21,189 | 7 | 42,379 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A group of n dancers rehearses a performance for the closing ceremony. The dancers are arranged in a row, they've studied their dancing moves and can't change positions. For some of them, a whit... | instruction | 0 | 21,190 | 7 | 42,380 |
Yes | output | 1 | 21,190 | 7 | 42,381 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A group of n dancers rehearses a performance for the closing ceremony. The dancers are arranged in a row, they've studied their dancing moves and can't change positions. For some of them, a whit... | instruction | 0 | 21,191 | 7 | 42,382 |
Yes | output | 1 | 21,191 | 7 | 42,383 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A group of n dancers rehearses a performance for the closing ceremony. The dancers are arranged in a row, they've studied their dancing moves and can't change positions. For some of them, a whit... | instruction | 0 | 21,192 | 7 | 42,384 |
Yes | output | 1 | 21,192 | 7 | 42,385 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A group of n dancers rehearses a performance for the closing ceremony. The dancers are arranged in a row, they've studied their dancing moves and can't change positions. For some of them, a whit... | instruction | 0 | 21,193 | 7 | 42,386 |
No | output | 1 | 21,193 | 7 | 42,387 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A group of n dancers rehearses a performance for the closing ceremony. The dancers are arranged in a row, they've studied their dancing moves and can't change positions. For some of them, a whit... | instruction | 0 | 21,194 | 7 | 42,388 |
No | output | 1 | 21,194 | 7 | 42,389 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A group of n dancers rehearses a performance for the closing ceremony. The dancers are arranged in a row, they've studied their dancing moves and can't change positions. For some of them, a whit... | instruction | 0 | 21,195 | 7 | 42,390 |
No | output | 1 | 21,195 | 7 | 42,391 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A group of n dancers rehearses a performance for the closing ceremony. The dancers are arranged in a row, they've studied their dancing moves and can't change positions. For some of them, a whit... | instruction | 0 | 21,196 | 7 | 42,392 |
No | output | 1 | 21,196 | 7 | 42,393 |
Provide a correct Python 3 solution for this coding contest problem.
AtCoDeer the deer has N square tiles. The tiles are numbered 1 through N, and the number given to each tile is written on one side of the tile. Also, each corner of each tile is painted in one of the 1000 colors, which are represented by the integers... | instruction | 0 | 21,905 | 7 | 43,810 |
"Correct Solution:
```
from collections import deque
N = int(input())
C = []
M = {}
for i in range(N):
*c, = map(int, input().split())
c = tuple(min(c[j:] + c[:j] for j in range(1, 5)))
C.append(c)
if c not in M:
M[c] = deque([i])
else:
M[c].append(i)
def count(p, q, r, s):
if p ... | output | 1 | 21,905 | 7 | 43,811 |
Provide a correct Python 3 solution for this coding contest problem.
AtCoDeer the deer has N square tiles. The tiles are numbered 1 through N, and the number given to each tile is written on one side of the tile. Also, each corner of each tile is painted in one of the 1000 colors, which are represented by the integers... | instruction | 0 | 21,906 | 7 | 43,812 |
"Correct Solution:
```
from collections import defaultdict
N, = map(int, input().split())
def normal(xs):
mnx = min(xs)
xi = xs.index(mnx)
if xs[(xi+3)%4] == mnx:
if xs[(xi+2)%4] == mnx:
xi = (xi+2)%4
else:
xi = (xi+3)%4
if xs[(xi+1)%4] > xs[(xi+3)%4]:
xi... | output | 1 | 21,906 | 7 | 43,813 |
Provide a correct Python 3 solution for this coding contest problem.
AtCoDeer the deer has N square tiles. The tiles are numbered 1 through N, and the number given to each tile is written on one side of the tile. Also, each corner of each tile is painted in one of the 1000 colors, which are represented by the integers... | instruction | 0 | 21,907 | 7 | 43,814 |
"Correct Solution:
```
import sys
input = sys.stdin.readline
from collections import defaultdict, Counter
import itertools
mask = (1 << 10) - 1
symmetry = dict()
decode = dict()
counter = defaultdict(int)
def encode(a,b,c,d):
t = 1 << 40
for _ in range(4):
a,b,c,d = b,c,d,a
x = a + (b << 10) ... | output | 1 | 21,907 | 7 | 43,815 |
Provide a correct Python 3 solution for this coding contest problem.
AtCoDeer the deer has N square tiles. The tiles are numbered 1 through N, and the number given to each tile is written on one side of the tile. Also, each corner of each tile is painted in one of the 1000 colors, which are represented by the integers... | instruction | 0 | 21,908 | 7 | 43,816 |
"Correct Solution:
```
from collections import defaultdict
N, = map(int, input().split())
def normal(xs):
return tuple(min((xs[j:] + xs[:j] for j in range(1, 5))))
dd = defaultdict(int)
cc = dict()
norm = dict()
ss = []
for _ in range(N):
xs = list(map(int, input().split()))
cnd = [tuple(xs[j:] + xs[:j]) ... | output | 1 | 21,908 | 7 | 43,817 |
Provide a correct Python 3 solution for this coding contest problem.
AtCoDeer the deer has N square tiles. The tiles are numbered 1 through N, and the number given to each tile is written on one side of the tile. Also, each corner of each tile is painted in one of the 1000 colors, which are represented by the integers... | instruction | 0 | 21,909 | 7 | 43,818 |
"Correct Solution:
```
from collections import defaultdict
N, = map(int, input().split())
dd = defaultdict(int)
cc = dict()
nrm = dict()
ss = []
for _ in range(N):
xs = list(map(int, input().split()))
cnd = [tuple(xs[j:]+xs[:j])for j in range(4)]
x = min(cnd)
for item in cnd:
nrm[item] = x
dd[x] += 1
cc... | output | 1 | 21,909 | 7 | 43,819 |
Provide a correct Python 3 solution for this coding contest problem.
AtCoDeer the deer has N square tiles. The tiles are numbered 1 through N, and the number given to each tile is written on one side of the tile. Also, each corner of each tile is painted in one of the 1000 colors, which are represented by the integers... | instruction | 0 | 21,910 | 7 | 43,820 |
"Correct Solution:
```
from collections import defaultdict
N, = map(int, input().split())
def normal(xs):
mnx = min(xs)
xi = xs.index(mnx)
if xs[(xi+3)%4] == mnx:
if xs[(xi+2)%4] == mnx:
xi = (xi+2)%4
else:
xi = (xi+3)%4
if xs[(xi+1)%4] > xs[(xi+3)%4]:
xi... | output | 1 | 21,910 | 7 | 43,821 |
Provide a correct Python 3 solution for this coding contest problem.
AtCoDeer the deer has N square tiles. The tiles are numbered 1 through N, and the number given to each tile is written on one side of the tile. Also, each corner of each tile is painted in one of the 1000 colors, which are represented by the integers... | instruction | 0 | 21,911 | 7 | 43,822 |
"Correct Solution:
```
import sys
input = sys.stdin.readline
from collections import defaultdict, Counter
import itertools
mask = (1 << 10) - 1
symmetry = dict()
decode = dict()
counter = defaultdict(int)
def encode(a,b,c,d):
t = 1 << 40
for x,y,z,w in [(a,b,c,d), (b,c,d,a), (c,d,a,b), (d,a,b,c)]:
u ... | output | 1 | 21,911 | 7 | 43,823 |
Provide a correct Python 3 solution for this coding contest problem.
AtCoDeer the deer has N square tiles. The tiles are numbered 1 through N, and the number given to each tile is written on one side of the tile. Also, each corner of each tile is painted in one of the 1000 colors, which are represented by the integers... | instruction | 0 | 21,912 | 7 | 43,824 |
"Correct Solution:
```
from collections import defaultdict
N, = map(int, input().split())
dd = defaultdict(int)
cc = dict()
norm = dict()
ss = []
for _ in range(N):
xs = list(map(int, input().split()))
cnd = [tuple(xs[j:] + xs[:j]) for j in range(1, 5)]
x = min(cnd)
for item in cnd:
norm[item] ... | output | 1 | 21,912 | 7 | 43,825 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
AtCoDeer the deer has N square tiles. The tiles are numbered 1 through N, and the number given to each tile is written on one side of the tile. Also, each corner of each tile is painted in one o... | instruction | 0 | 21,913 | 7 | 43,826 |
Yes | output | 1 | 21,913 | 7 | 43,827 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
AtCoDeer the deer has N square tiles. The tiles are numbered 1 through N, and the number given to each tile is written on one side of the tile. Also, each corner of each tile is painted in one o... | instruction | 0 | 21,914 | 7 | 43,828 |
Yes | output | 1 | 21,914 | 7 | 43,829 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
AtCoDeer the deer has N square tiles. The tiles are numbered 1 through N, and the number given to each tile is written on one side of the tile. Also, each corner of each tile is painted in one o... | instruction | 0 | 21,915 | 7 | 43,830 |
Yes | output | 1 | 21,915 | 7 | 43,831 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
AtCoDeer the deer has N square tiles. The tiles are numbered 1 through N, and the number given to each tile is written on one side of the tile. Also, each corner of each tile is painted in one o... | instruction | 0 | 21,916 | 7 | 43,832 |
Yes | output | 1 | 21,916 | 7 | 43,833 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
AtCoDeer the deer has N square tiles. The tiles are numbered 1 through N, and the number given to each tile is written on one side of the tile. Also, each corner of each tile is painted in one o... | instruction | 0 | 21,917 | 7 | 43,834 |
No | output | 1 | 21,917 | 7 | 43,835 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
AtCoDeer the deer has N square tiles. The tiles are numbered 1 through N, and the number given to each tile is written on one side of the tile. Also, each corner of each tile is painted in one o... | instruction | 0 | 21,918 | 7 | 43,836 |
No | output | 1 | 21,918 | 7 | 43,837 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
AtCoDeer the deer has N square tiles. The tiles are numbered 1 through N, and the number given to each tile is written on one side of the tile. Also, each corner of each tile is painted in one o... | instruction | 0 | 21,919 | 7 | 43,838 |
No | output | 1 | 21,919 | 7 | 43,839 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
AtCoDeer the deer has N square tiles. The tiles are numbered 1 through N, and the number given to each tile is written on one side of the tile. Also, each corner of each tile is painted in one o... | instruction | 0 | 21,920 | 7 | 43,840 |
No | output | 1 | 21,920 | 7 | 43,841 |
Provide a correct Python 3 solution for this coding contest problem.
Folding a Ribbon
Think of repetitively folding a very long and thin ribbon. First, the ribbon is spread out from left to right, then it is creased at its center, and one half of the ribbon is laid over the other. You can either fold it from the left... | instruction | 0 | 21,962 | 7 | 43,924 |
"Correct Solution:
```
while 1:
s = input()
n, i, j = map(int, s.split())
if n==0:
break
updown = [None for _ in range(n+1)];
whole = 2**n
fold = n
from_top = i
while 1:
if whole == 1:
assert fold == 0
break
half = whole // 2
if... | output | 1 | 21,962 | 7 | 43,925 |
Provide a correct Python 3 solution for this coding contest problem.
Folding a Ribbon
Think of repetitively folding a very long and thin ribbon. First, the ribbon is spread out from left to right, then it is creased at its center, and one half of the ribbon is laid over the other. You can either fold it from the left... | instruction | 0 | 21,963 | 7 | 43,926 |
"Correct Solution:
```
while True:
N,I,J = map(int,input().split())
if N == 0:
break
L = [I]*N
for i in range(N-2,-1,-1):
if L[i+1]<=2**(i+1):
L[i] = 2**(i+1) - L[i+1] + 1
else:
L[i] = L[i+1] - 2**(i+1)
ans = ""
for i in range(N):
if L[i] >... | output | 1 | 21,963 | 7 | 43,927 |
Provide a correct Python 3 solution for this coding contest problem.
Folding a Ribbon
Think of repetitively folding a very long and thin ribbon. First, the ribbon is spread out from left to right, then it is creased at its center, and one half of the ribbon is laid over the other. You can either fold it from the left... | instruction | 0 | 21,964 | 7 | 43,928 |
"Correct Solution:
```
#!/usr/bin/env python3
# -*- coding: utf-8 -*-
def rdp_trace(n: int, i: int) -> list:
def loop(n: int, i: int) -> list:
if n == 1:
return []
if i <= n // 2:
rval = loop(n // 2, (n // 2) - i + 1)
rval.append(i)
return rval
... | output | 1 | 21,964 | 7 | 43,929 |
Provide a correct Python 3 solution for this coding contest problem.
Folding a Ribbon
Think of repetitively folding a very long and thin ribbon. First, the ribbon is spread out from left to right, then it is creased at its center, and one half of the ribbon is laid over the other. You can either fold it from the left... | instruction | 0 | 21,965 | 7 | 43,930 |
"Correct Solution:
```
while 1:
n, i, j = map(int, input().split())
if n+i+j == 0:
break
i = 2**n - i
up = [0]*n
for k in range(n):
if 2**(n-1-k) <= i:
up[k] = 1
i = 2**(n-k)-1 - i
up.reverse()
ans = ""
j -= 1
for k in range(n):
if up[k... | output | 1 | 21,965 | 7 | 43,931 |
Provide a correct Python 3 solution for this coding contest problem.
Folding a Ribbon
Think of repetitively folding a very long and thin ribbon. First, the ribbon is spread out from left to right, then it is creased at its center, and one half of the ribbon is laid over the other. You can either fold it from the left... | instruction | 0 | 21,966 | 7 | 43,932 |
"Correct Solution:
```
# AOJ 1621: Folding a Ribbon
# Python3 2018.7.13 bal4u
ans, low = [0]*62, [0]*62
while True:
n, i, j = map(int, input().split())
if n == 0: break
i -= 1; j -= 1
for k in range(1, n+1):
low[n-k] = (i >> (n-k)) & 1
if low[n-k] == 0: i = ~i
for k in range(1, n+1):
ans[k] = 'L' if ((j >> ... | output | 1 | 21,966 | 7 | 43,933 |
Provide a correct Python 3 solution for this coding contest problem.
Folding a Ribbon
Think of repetitively folding a very long and thin ribbon. First, the ribbon is spread out from left to right, then it is creased at its center, and one half of the ribbon is laid over the other. You can either fold it from the left... | instruction | 0 | 21,967 | 7 | 43,934 |
"Correct Solution:
```
while 1:
n,a,b=map(int,input().split())
if n==0:
break
h_pos=[a]
all=2**n
for i in range(n):
if 1<=h_pos[-1]<=all//4:
h_pos.append(all//4+all//4-h_pos[-1]+1)
elif all//4+1<=h_pos[-1]<=all//2:
h_pos.append(all//2-h_pos[-1]+1)
... | output | 1 | 21,967 | 7 | 43,935 |
Provide a correct Python 3 solution for this coding contest problem.
Folding a Ribbon
Think of repetitively folding a very long and thin ribbon. First, the ribbon is spread out from left to right, then it is creased at its center, and one half of the ribbon is laid over the other. You can either fold it from the left... | instruction | 0 | 21,968 | 7 | 43,936 |
"Correct Solution:
```
while 1:
n, i, j = map(int, input().split())
if n+i+j == 0:
break
i = 2**n - i
up = [0]*n
for k in range(n):
if 2**(n-1-k) <= i:
up[k] = 1
i = 2**(n-k)-1 - i
up.reverse()
ans = ""
j -= 1
for k in range(n):
if up[k... | output | 1 | 21,968 | 7 | 43,937 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You have a large rectangular board which is divided into n × m cells (the board has n rows and m columns). Each cell is either white or black.
You paint each white cell either red or blue. Obviously, the number of different ways to paint th... | instruction | 0 | 22,277 | 7 | 44,554 |
Tags: combinatorics, dp, greedy, math
Correct Solution:
```
import sys
sys.setrecursionlimit(10**5)
int1 = lambda x: int(x)-1
p2D = lambda x: print(*x, sep="\n")
def II(): return int(sys.stdin.buffer.readline())
def MI(): return map(int, sys.stdin.buffer.readline().split())
def LI(): return list(map(int, sys.stdin.buf... | output | 1 | 22,277 | 7 | 44,555 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You have a large rectangular board which is divided into n × m cells (the board has n rows and m columns). Each cell is either white or black.
You paint each white cell either red or blue. Obviously, the number of different ways to paint th... | instruction | 0 | 22,278 | 7 | 44,556 |
Tags: combinatorics, dp, greedy, math
Correct Solution:
```
n, m = map(int, input().split())
s = [input()+"*" for _ in range(n)]+["*"*(m+1)]
cnt = sum(i.count("o") for i in s)
MOD = 998244353
ans = 0
inv4 = pow(4, MOD-2, MOD)
inv2 = pow(2, MOD-2, MOD)
v = pow(2, cnt, MOD)
for i in range(n+1):
cnt = 0
for j in r... | output | 1 | 22,278 | 7 | 44,557 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You have a large rectangular board which is divided into n × m cells (the board has n rows and m columns). Each cell is either white or black.
You paint each white cell either red or blue. Obviously, the number of different ways to paint th... | instruction | 0 | 22,279 | 7 | 44,558 |
Tags: combinatorics, dp, greedy, math
Correct Solution:
```
n,m = map(int,input().split())
S = [input() for i in range(n)]
mod = 998244353
ans = 0
count = 0
for i in range(n):
for j in range(m):
if S[i][j] == "o":
count += 1
pow2 = 1
N = [0]
for i in range(n):
N.append((pow2-N[-1])%mod)
... | output | 1 | 22,279 | 7 | 44,559 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You have a large rectangular board which is divided into n × m cells (the board has n rows and m columns). Each cell is either white or black.
You paint each white cell either red or blue. Obviously, the number of different ways to paint th... | instruction | 0 | 22,280 | 7 | 44,560 |
Tags: combinatorics, dp, greedy, math
Correct Solution:
```
mod = 998244353
def qpow(n, k):
res = 1
while k:
if k&1: res=res*n%mod
n = n*n%mod
k>>=1
return res
n, m = map(int, input().split())
mp = []
cnt = 0
for i in range(n):
mp.append(input())
for j in mp[-1]:
if... | output | 1 | 22,280 | 7 | 44,561 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You have a large rectangular board which is divided into n × m cells (the board has n rows and m columns). Each cell is either white or black.
You paint each white cell either red or blue. Obviously, the number of different ways to paint th... | instruction | 0 | 22,281 | 7 | 44,562 |
Tags: combinatorics, dp, greedy, math
Correct Solution:
```
import sys
from math import gcd
input = sys.stdin.readline
def rec1(a, i, p, z):
if i == len(a):
return z
if a[i] == '*':
return rec1(a, i+1, i, z)
else:
if p == i-2:
return rec1(a, i+1, i, z+1)+rec1(a, i+1, i, z)
else:
return rec1(a, i+1, p... | output | 1 | 22,281 | 7 | 44,563 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You have a large rectangular board which is divided into n × m cells (the board has n rows and m columns). Each cell is either white or black.
You paint each white cell either red or blue. Obviously, the number of different ways to paint th... | instruction | 0 | 22,282 | 7 | 44,564 |
Tags: combinatorics, dp, greedy, math
Correct Solution:
```
def pot2mod(blancos,memo=[1]):
if blancos < 0:
return 0.5
if blancos < len(memo):
return memo[blancos]
global NUMMOD
for i in range(len(memo),blancos+1):
memo.append((memo[i-1]*2)%NUMMOD)
return memo[b... | output | 1 | 22,282 | 7 | 44,565 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You have a large rectangular board which is divided into n × m cells (the board has n rows and m columns). Each cell is either white or black.
You paint each white cell either red or blue. Obviously, the number of different ways to paint th... | instruction | 0 | 22,283 | 7 | 44,566 |
Tags: combinatorics, dp, greedy, math
Correct Solution:
```
# thanks for explaining this DP solution to me moo.
import sys
input = sys.stdin.readline
mod = 998244353
n,m = map(int,input().split())
board = [input().strip() for i in range(n)]
ans = 0
tot_c = 0
tot_h = []
tot_v = []
for i in range(n):
for j in ra... | output | 1 | 22,283 | 7 | 44,567 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You have a large rectangular board which is divided into n × m cells (the board has n rows and m columns). Each cell is either white or black.
You paint each white cell either red or blue. Obviously, the number of different ways to paint th... | instruction | 0 | 22,284 | 7 | 44,568 |
Tags: combinatorics, dp, greedy, math
Correct Solution:
```
import sys
input=sys.stdin.readline
n,m=map(int,input().split())
grid=[]
for i in range(n):
grid.append(input())
ans=0
MOD=998244353
count=0
for i in range(n):
for j in range(m):
if grid[i][j]=='o':
count+=1
if count<2:
print(0)
exit()
s=pow(... | output | 1 | 22,284 | 7 | 44,569 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You have a large rectangular board which is divided into n × m cells (the board has n rows and m columns). Each cell is either white or black.
You paint each white cell either red or blue. Obvi... | instruction | 0 | 22,285 | 7 | 44,570 |
Yes | output | 1 | 22,285 | 7 | 44,571 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You have a large rectangular board which is divided into n × m cells (the board has n rows and m columns). Each cell is either white or black.
You paint each white cell either red or blue. Obvi... | instruction | 0 | 22,286 | 7 | 44,572 |
Yes | output | 1 | 22,286 | 7 | 44,573 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You have a large rectangular board which is divided into n × m cells (the board has n rows and m columns). Each cell is either white or black.
You paint each white cell either red or blue. Obvi... | instruction | 0 | 22,287 | 7 | 44,574 |
Yes | output | 1 | 22,287 | 7 | 44,575 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You have a large rectangular board which is divided into n × m cells (the board has n rows and m columns). Each cell is either white or black.
You paint each white cell either red or blue. Obvi... | instruction | 0 | 22,288 | 7 | 44,576 |
Yes | output | 1 | 22,288 | 7 | 44,577 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You have a large rectangular board which is divided into n × m cells (the board has n rows and m columns). Each cell is either white or black.
You paint each white cell either red or blue. Obvi... | instruction | 0 | 22,289 | 7 | 44,578 |
No | output | 1 | 22,289 | 7 | 44,579 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You have a large rectangular board which is divided into n × m cells (the board has n rows and m columns). Each cell is either white or black.
You paint each white cell either red or blue. Obvi... | instruction | 0 | 22,290 | 7 | 44,580 |
No | output | 1 | 22,290 | 7 | 44,581 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You have a large rectangular board which is divided into n × m cells (the board has n rows and m columns). Each cell is either white or black.
You paint each white cell either red or blue. Obvi... | instruction | 0 | 22,291 | 7 | 44,582 |
No | output | 1 | 22,291 | 7 | 44,583 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You have a large rectangular board which is divided into n × m cells (the board has n rows and m columns). Each cell is either white or black.
You paint each white cell either red or blue. Obvi... | instruction | 0 | 22,292 | 7 | 44,584 |
No | output | 1 | 22,292 | 7 | 44,585 |
Provide a correct Python 3 solution for this coding contest problem.
User ainta has a stack of n red and blue balls. He can apply a certain operation which changes the colors of the balls inside the stack.
* While the top ball inside the stack is red, pop the ball from the top of the stack.
* Then replace the bl... | instruction | 0 | 22,402 | 7 | 44,804 |
"Correct Solution:
```
n = int(input())
s = input()
print(sum(map(lambda i: (2 ** i) * (s[i] == 'B'), range(n))))
``` | output | 1 | 22,402 | 7 | 44,805 |
Provide a correct Python 3 solution for this coding contest problem.
User ainta has a stack of n red and blue balls. He can apply a certain operation which changes the colors of the balls inside the stack.
* While the top ball inside the stack is red, pop the ball from the top of the stack.
* Then replace the bl... | instruction | 0 | 22,403 | 7 | 44,806 |
"Correct Solution:
```
n = int(input())
rb = input()
res = 0
def b_to_dec(rb):
c = 0
res = 0
for i in rb:
if i == 'B':
res += 2**c * 1
c += 1
return res
res = b_to_dec(rb)
print(res)
``` | output | 1 | 22,403 | 7 | 44,807 |
Provide a correct Python 3 solution for this coding contest problem.
User ainta has a stack of n red and blue balls. He can apply a certain operation which changes the colors of the balls inside the stack.
* While the top ball inside the stack is red, pop the ball from the top of the stack.
* Then replace the bl... | instruction | 0 | 22,404 | 7 | 44,808 |
"Correct Solution:
```
n = int(input())
balls = list(input())
balls.reverse()
stack = []
c = 0
pred = balls[0]
for b in balls:
if b==pred:
c += 1
else:
stack.append([pred, c])
c = 1
pred = b
else:
stack.append([pred, c])
#print(stack)
cnt = 0
l = len(balls)
while True:
if sta... | output | 1 | 22,404 | 7 | 44,809 |
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