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 |
|---|---|---|---|---|---|
Provide a correct Python 3 solution for this coding contest problem.
We have 3N colored balls with IDs from 1 to 3N. A string S of length 3N represents the colors of the balls. The color of Ball i is red if S_i is `R`, green if S_i is `G`, and blue if S_i is `B`. There are N red balls, N green balls, and N blue balls.... | instruction | 0 | 87,340 | 7 | 174,680 |
"Correct Solution:
```
from collections import defaultdict
mod = 998244353
N = int(input())
S = input()
colors = ['R', 'G', 'B']
invs = {'R':'GB', 'G':'BR', 'B':'RG'}
cnt = defaultdict(int)
ans = 1
for i in range(N*3):
s = S[i]
inv = invs[s]
if cnt[inv] != 0:
ans *= cnt[inv]
ans%=mod
... | output | 1 | 87,340 | 7 | 174,681 |
Provide a correct Python 3 solution for this coding contest problem.
We have 3N colored balls with IDs from 1 to 3N. A string S of length 3N represents the colors of the balls. The color of Ball i is red if S_i is `R`, green if S_i is `G`, and blue if S_i is `B`. There are N red balls, N green balls, and N blue balls.... | instruction | 0 | 87,341 | 7 | 174,682 |
"Correct Solution:
```
import sys
from bisect import *
def main():
input = sys.stdin.readline
N = int(input())
S = input().strip()
M = 998244353
ri = []
gi = []
bi = []
for i, c in enumerate(S):
if c=='R':
ri.append(i)
elif c=='G':
gi.append(i)
else:
bi.append(i)
si = []
mi = []
li = []
... | output | 1 | 87,341 | 7 | 174,683 |
Provide a correct Python 3 solution for this coding contest problem.
We have 3N colored balls with IDs from 1 to 3N. A string S of length 3N represents the colors of the balls. The color of Ball i is red if S_i is `R`, green if S_i is `G`, and blue if S_i is `B`. There are N red balls, N green balls, and N blue balls.... | instruction | 0 | 87,342 | 7 | 174,684 |
"Correct Solution:
```
import math
n=int(input())
a=1;c={"R":0,"G":0,"B":0}
m=998244353
for i in input():
s=sorted(c.values())
c[i]+=1
if c[i]>s[2]:pass
elif c[i]>s[1]:a*=s[2]-s[1]
else:a*=s[1]-s[0]
a%=m
print(math.factorial(n)*a%m)
``` | output | 1 | 87,342 | 7 | 174,685 |
Provide a correct Python 3 solution for this coding contest problem.
We have 3N colored balls with IDs from 1 to 3N. A string S of length 3N represents the colors of the balls. The color of Ball i is red if S_i is `R`, green if S_i is `G`, and blue if S_i is `B`. There are N red balls, N green balls, and N blue balls.... | instruction | 0 | 87,343 | 7 | 174,686 |
"Correct Solution:
```
import math
n=int(input())
a=1;c={"R":0,"G":0,"B":0}
m=998244353
for i in input():
f,s,t=sorted(c.values())
c[i]+=1
a*=(s-f,t-s,1)[(c[i]>t)+(c[i]>s)]
a%=m
print(math.factorial(n)*a%m)
``` | output | 1 | 87,343 | 7 | 174,687 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
We have 3N colored balls with IDs from 1 to 3N. A string S of length 3N represents the colors of the balls. The color of Ball i is red if S_i is `R`, green if S_i is `G`, and blue if S_i is `B`.... | instruction | 0 | 87,344 | 7 | 174,688 |
Yes | output | 1 | 87,344 | 7 | 174,689 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
We have 3N colored balls with IDs from 1 to 3N. A string S of length 3N represents the colors of the balls. The color of Ball i is red if S_i is `R`, green if S_i is `G`, and blue if S_i is `B`.... | instruction | 0 | 87,345 | 7 | 174,690 |
Yes | output | 1 | 87,345 | 7 | 174,691 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
We have 3N colored balls with IDs from 1 to 3N. A string S of length 3N represents the colors of the balls. The color of Ball i is red if S_i is `R`, green if S_i is `G`, and blue if S_i is `B`.... | instruction | 0 | 87,346 | 7 | 174,692 |
Yes | output | 1 | 87,346 | 7 | 174,693 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
We have 3N colored balls with IDs from 1 to 3N. A string S of length 3N represents the colors of the balls. The color of Ball i is red if S_i is `R`, green if S_i is `G`, and blue if S_i is `B`.... | instruction | 0 | 87,347 | 7 | 174,694 |
Yes | output | 1 | 87,347 | 7 | 174,695 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
We have 3N colored balls with IDs from 1 to 3N. A string S of length 3N represents the colors of the balls. The color of Ball i is red if S_i is `R`, green if S_i is `G`, and blue if S_i is `B`.... | instruction | 0 | 87,348 | 7 | 174,696 |
No | output | 1 | 87,348 | 7 | 174,697 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
We have 3N colored balls with IDs from 1 to 3N. A string S of length 3N represents the colors of the balls. The color of Ball i is red if S_i is `R`, green if S_i is `G`, and blue if S_i is `B`.... | instruction | 0 | 87,349 | 7 | 174,698 |
No | output | 1 | 87,349 | 7 | 174,699 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
We have 3N colored balls with IDs from 1 to 3N. A string S of length 3N represents the colors of the balls. The color of Ball i is red if S_i is `R`, green if S_i is `G`, and blue if S_i is `B`.... | instruction | 0 | 87,350 | 7 | 174,700 |
No | output | 1 | 87,350 | 7 | 174,701 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
We have 3N colored balls with IDs from 1 to 3N. A string S of length 3N represents the colors of the balls. The color of Ball i is red if S_i is `R`, green if S_i is `G`, and blue if S_i is `B`.... | instruction | 0 | 87,351 | 7 | 174,702 |
No | output | 1 | 87,351 | 7 | 174,703 |
Provide a correct Python 3 solution for this coding contest problem.
A: Find the difference
problem
Given rectangular boards A and B with N squares vertically and M squares horizontally. For each board, each square is painted white or black.
The color of the square in the i-th row and j-th column of the board X is ... | instruction | 0 | 87,490 | 7 | 174,980 |
"Correct Solution:
```
N, M = map(int, input().split())
A = [input() for _ in range(N)]
B = [input() for _ in range(N)]
ans = 0
for a, b in zip(A, B):
for aa, bb in zip(a, b):
if aa != bb:
ans += 1
print(ans)
``` | output | 1 | 87,490 | 7 | 174,981 |
Provide a correct Python 3 solution for this coding contest problem.
A: Find the difference
problem
Given rectangular boards A and B with N squares vertically and M squares horizontally. For each board, each square is painted white or black.
The color of the square in the i-th row and j-th column of the board X is ... | instruction | 0 | 87,491 | 7 | 174,982 |
"Correct Solution:
```
#!usr/bin/env python3
from collections import defaultdict,deque
from heapq import heappush, heappop
import sys
import math
import bisect
import random
def LI(): return [int(x) for x in sys.stdin.readline().split()]
def I(): return int(sys.stdin.readline())
def LS():return [list(x) for x in sys.st... | output | 1 | 87,491 | 7 | 174,983 |
Provide a correct Python 3 solution for this coding contest problem.
A: Find the difference
problem
Given rectangular boards A and B with N squares vertically and M squares horizontally. For each board, each square is painted white or black.
The color of the square in the i-th row and j-th column of the board X is ... | instruction | 0 | 87,492 | 7 | 174,984 |
"Correct Solution:
```
N, M = map(int, input().split())
table1 = ''
table2 = ''
for i in range(2 * N):
if i < N:
table1 += input()
else:
table2 += input()
count = 0
for i, j in zip(table1, table2):
if i != j:
count+=1
print(count)
``` | output | 1 | 87,492 | 7 | 174,985 |
Provide a correct Python 3 solution for this coding contest problem.
A: Find the difference
problem
Given rectangular boards A and B with N squares vertically and M squares horizontally. For each board, each square is painted white or black.
The color of the square in the i-th row and j-th column of the board X is ... | instruction | 0 | 87,493 | 7 | 174,986 |
"Correct Solution:
```
n,m = map(int,input().split())
a = [list(list(input())) for i in range(n)]
b = [list(list(input())) for i in range(n)]
cout = 0
for i in range(n):
for j in range(m):
if a[i][j] != b[i][j]:
cout += 1
print(cout)
``` | output | 1 | 87,493 | 7 | 174,987 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a Young diagram.
Given diagram is a histogram with n columns of lengths a_1, a_2, …, a_n (a_1 ≥ a_2 ≥ … ≥ a_n ≥ 1).
<image> Young diagram for a=[3,2,2,2,1].
Your goal is to find the largest number of non-overlapping dominos... | instruction | 0 | 87,685 | 7 | 175,370 |
Tags: dp, greedy, math
Correct Solution:
```
input()
a=[*map(int, input().split())]
b=sum(e//2 for e in a[::2])+sum((e+1)//2 for e in a[1::2])
print(min(sum(a)-b,b))
``` | output | 1 | 87,685 | 7 | 175,371 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a Young diagram.
Given diagram is a histogram with n columns of lengths a_1, a_2, …, a_n (a_1 ≥ a_2 ≥ … ≥ a_n ≥ 1).
<image> Young diagram for a=[3,2,2,2,1].
Your goal is to find the largest number of non-overlapping dominos... | instruction | 0 | 87,686 | 7 | 175,372 |
Tags: dp, greedy, math
Correct Solution:
```
# ---------------------------iye ha aam zindegi---------------------------------------------
import math
import random
import heapq, bisect
import sys
from collections import deque, defaultdict
from fractions import Fraction
import sys
# import threading
from math import inf... | output | 1 | 87,686 | 7 | 175,373 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a Young diagram.
Given diagram is a histogram with n columns of lengths a_1, a_2, …, a_n (a_1 ≥ a_2 ≥ … ≥ a_n ≥ 1).
<image> Young diagram for a=[3,2,2,2,1].
Your goal is to find the largest number of non-overlapping dominos... | instruction | 0 | 87,687 | 7 | 175,374 |
Tags: dp, greedy, math
Correct Solution:
```
# 20200118 19:26 ~ 19:47 ~ 20:20
n = int(input())
arr = list(map(int, input().split()))
ans_1 = 0
ans_2 = 0
for i in range(n):
if i%2 == 1:
ans_1+=int(arr[i]/2) + arr[i]%2
ans_2+=int(arr[i]/2)
else:
ans_1+=int(arr[i]/2)
ans_2+=int(a... | output | 1 | 87,687 | 7 | 175,375 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a Young diagram.
Given diagram is a histogram with n columns of lengths a_1, a_2, …, a_n (a_1 ≥ a_2 ≥ … ≥ a_n ≥ 1).
<image> Young diagram for a=[3,2,2,2,1].
Your goal is to find the largest number of non-overlapping dominos... | instruction | 0 | 87,688 | 7 | 175,376 |
Tags: dp, greedy, math
Correct Solution:
```
n=int(input())
it=list(map(int,input().split()))
a=0
b=0
for i in range(n):
if i%2==0:
a+=it[i]//2
b+=it[i]//2
a+=it[i]%2
else:
b+=it[i]//2
a+=it[i]//2
b+=it[i]%2
print(min(a,b))
``` | output | 1 | 87,688 | 7 | 175,377 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a Young diagram.
Given diagram is a histogram with n columns of lengths a_1, a_2, …, a_n (a_1 ≥ a_2 ≥ … ≥ a_n ≥ 1).
<image> Young diagram for a=[3,2,2,2,1].
Your goal is to find the largest number of non-overlapping dominos... | instruction | 0 | 87,689 | 7 | 175,378 |
Tags: dp, greedy, math
Correct Solution:
```
n = int(input())
l = list(map(int, input().split()))
ch = 0
b = 0
for i in range(n):
if l[i] % 2 == 0:
ch += l[i] // 2
b += l[i] // 2
else:
b += l[i] // 2
ch += l[i] // 2
if i % 2 == 0:
b += 1
else:
... | output | 1 | 87,689 | 7 | 175,379 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a Young diagram.
Given diagram is a histogram with n columns of lengths a_1, a_2, …, a_n (a_1 ≥ a_2 ≥ … ≥ a_n ≥ 1).
<image> Young diagram for a=[3,2,2,2,1].
Your goal is to find the largest number of non-overlapping dominos... | instruction | 0 | 87,690 | 7 | 175,380 |
Tags: dp, greedy, math
Correct Solution:
```
n=int(input())
a=list(map(int,input().split()))
b,c=0,0
for i in range(n):
if i%2==1:
b+=a[i]//2
c+=a[i]//2+a[i]%2
else:
c+=a[i]//2
b+=a[i]//2+a[i]%2
print(min(b,c))
``` | output | 1 | 87,690 | 7 | 175,381 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a Young diagram.
Given diagram is a histogram with n columns of lengths a_1, a_2, …, a_n (a_1 ≥ a_2 ≥ … ≥ a_n ≥ 1).
<image> Young diagram for a=[3,2,2,2,1].
Your goal is to find the largest number of non-overlapping dominos... | instruction | 0 | 87,691 | 7 | 175,382 |
Tags: dp, greedy, math
Correct Solution:
```
import sys
n = int(sys.stdin.readline().strip())
a = list(map(int,sys.stdin.readline().strip().split()))
d = 0
s = 0
for i in range (0, n):
s = s + a[i]
if i % 2 == 0:
d = d + a[i] % 2
else:
d = d - a[i] % 2
print((s - abs(d)) // 2)
``` | output | 1 | 87,691 | 7 | 175,383 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a Young diagram.
Given diagram is a histogram with n columns of lengths a_1, a_2, …, a_n (a_1 ≥ a_2 ≥ … ≥ a_n ≥ 1).
<image> Young diagram for a=[3,2,2,2,1].
Your goal is to find the largest number of non-overlapping dominos... | instruction | 0 | 87,692 | 7 | 175,384 |
Tags: dp, greedy, math
Correct Solution:
```
n = int(input())
a = list(map(int,input().split()))
counts = [0]*2
for i in range(n):
counts[i&1] += a[i]//2 #use i&1 so it alternates since coloring as checkerboard
counts[i&1^1] += (a[i]+1)//2
print(min(counts))
``` | output | 1 | 87,692 | 7 | 175,385 |
Provide tags and a correct Python 3 solution for this coding contest problem.
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1).
You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ... | instruction | 0 | 87,701 | 7 | 175,402 |
Tags: dfs and similar, dsu, graphs
Correct Solution:
```
import sys
readline = sys.stdin.readline
class UF():
def __init__(self, num):
self.par = [-1]*num
self.weight = [0]*num
def find(self, x):
if self.par[x] < 0:
return x
else:
stack = []
wh... | output | 1 | 87,701 | 7 | 175,403 |
Provide tags and a correct Python 3 solution for this coding contest problem.
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1).
You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ... | instruction | 0 | 87,702 | 7 | 175,404 |
Tags: dfs and similar, dsu, graphs
Correct Solution:
```
import sys
def find(x):
if x == pre[x]:
return x
else:
pre[x]=find(pre[x])
return pre[x]
def merge(x,y):
x = find(x)
y = find(y)
if x != y:
pre[x] = y
siz[y] +=siz[x]
def cal(x):
return min(siz[fi... | output | 1 | 87,702 | 7 | 175,405 |
Provide tags and a correct Python 3 solution for this coding contest problem.
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1).
You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ... | instruction | 0 | 87,703 | 7 | 175,406 |
Tags: dfs and similar, dsu, graphs
Correct Solution:
```
from sys import stdin
class disjoinSet(object):
def __init__(self,n):
self.father = [x for x in range(0,n+1)]
self.rank = [0 for x in range(0,n+1)]
def setOf(self, x):
if(self.father[x] != x):
self.father[x] = self.se... | output | 1 | 87,703 | 7 | 175,407 |
Provide tags and a correct Python 3 solution for this coding contest problem.
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1).
You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ... | instruction | 0 | 87,704 | 7 | 175,408 |
Tags: dfs and similar, dsu, graphs
Correct Solution:
```
from sys import stdin
input = stdin.readline
n , k = [int(i) for i in input().split()]
pairs = [i + k for i in range(k)] + [i for i in range(k)]
initial_condition = list(map(lambda x: x == '1',input().strip()))
data = [i for i in range(2*k)]
constrain = [-1] * ... | output | 1 | 87,704 | 7 | 175,409 |
Provide tags and a correct Python 3 solution for this coding contest problem.
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1).
You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ... | instruction | 0 | 87,705 | 7 | 175,410 |
Tags: dfs and similar, dsu, graphs
Correct Solution:
```
import sys
readline = sys.stdin.readline
class UF():
def __init__(self, num):
self.par = [-1]*num
self.weight = [0]*num
def find(self, x):
stack = []
while self.par[x] >= 0:
stack.append(x)
x = self.... | output | 1 | 87,705 | 7 | 175,411 |
Provide tags and a correct Python 3 solution for this coding contest problem.
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1).
You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ... | instruction | 0 | 87,706 | 7 | 175,412 |
Tags: dfs and similar, dsu, graphs
Correct Solution:
```
import sys
input = sys.stdin.readline
n,k=map(int,input().split())
S=[1]+list(map(int,list(input().strip())))
C=[]
for i in range(k):
c=int(input())
C.append(list(map(int,input().split())))
NUM=[[] for i in range(n+1)]
for i in range(k):
for c in ... | output | 1 | 87,706 | 7 | 175,413 |
Provide tags and a correct Python 3 solution for this coding contest problem.
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1).
You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ... | instruction | 0 | 87,707 | 7 | 175,414 |
Tags: dfs and similar, dsu, graphs
Correct Solution:
```
from sys import stdin
class disjoinSet(object):
def __init__(self,n):
self.father = [x for x in range(0,n+1)]
self.rank = [0 for x in range(0,n+1)]
def setOf(self, x):
if(self.father[x] != x):
self.father[x] = self.se... | output | 1 | 87,707 | 7 | 175,415 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1).
You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any thr... | instruction | 0 | 87,708 | 7 | 175,416 |
No | output | 1 | 87,708 | 7 | 175,417 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1).
You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any thr... | instruction | 0 | 87,709 | 7 | 175,418 |
No | output | 1 | 87,709 | 7 | 175,419 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1).
You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any thr... | instruction | 0 | 87,710 | 7 | 175,420 |
No | output | 1 | 87,710 | 7 | 175,421 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1).
You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any thr... | instruction | 0 | 87,711 | 7 | 175,422 |
No | output | 1 | 87,711 | 7 | 175,423 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a garland consisting of n lamps. States of the lamps are represented by the string s of length n. The i-th character of the string s_i equals '0' if the i-th lamp is turned off or '1' if the i-th lamp is turned on. You are also... | instruction | 0 | 87,732 | 7 | 175,464 |
Tags: brute force, dp, greedy
Correct Solution:
```
t = int(input())
def dp(l):
dp = [[float("INF")]*3 for m in range(len(l)+1)]
dp[0][0] = 0
dp[0][1] = 0
c = 0
for m in range(len(l)):
x = l[m]
c += x
dp[m+1][0] = dp[m][0] + x
dp[m+1][1] = min(dp[m][0],dp[m][1])+abs(... | output | 1 | 87,732 | 7 | 175,465 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a garland consisting of n lamps. States of the lamps are represented by the string s of length n. The i-th character of the string s_i equals '0' if the i-th lamp is turned off or '1' if the i-th lamp is turned on. You are also... | instruction | 0 | 87,733 | 7 | 175,466 |
Tags: brute force, dp, greedy
Correct Solution:
```
import os, sys
from io import BytesIO, IOBase
from types import GeneratorType
from bisect import bisect_left, bisect_right
from collections import defaultdict as dd, deque as dq, Counter as dc
import math, string
import heapq as h, time
BUFSIZE = 8192
class FastIO(IO... | output | 1 | 87,733 | 7 | 175,467 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a garland consisting of n lamps. States of the lamps are represented by the string s of length n. The i-th character of the string s_i equals '0' if the i-th lamp is turned off or '1' if the i-th lamp is turned on. You are also... | instruction | 0 | 87,734 | 7 | 175,468 |
Tags: brute force, dp, greedy
Correct Solution:
```
T = int(input())
for kase in range(T):
n, k = map(int, input().split())
s = input()
one, ans = s.count('1'), n
for i in range(0, k):
d = 0
for j in range(i, n, k):
d = max(0, d-1) if s[j] == '0' else d+1
ans = mi... | output | 1 | 87,734 | 7 | 175,469 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a garland consisting of n lamps. States of the lamps are represented by the string s of length n. The i-th character of the string s_i equals '0' if the i-th lamp is turned off or '1' if the i-th lamp is turned on. You are also... | instruction | 0 | 87,735 | 7 | 175,470 |
Tags: brute force, dp, greedy
Correct Solution:
```
#gaalt sochliya
#jald baazi
#time out ho raha hai order n hote hue bhi
import sys
input = lambda: sys.stdin.readline().strip() #input method from shiv_99
t = int(input())
answers = []
for _ in range(t):
n, k = [int(i) for i in input().split()]
s = input()
vals ... | output | 1 | 87,735 | 7 | 175,471 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a garland consisting of n lamps. States of the lamps are represented by the string s of length n. The i-th character of the string s_i equals '0' if the i-th lamp is turned off or '1' if the i-th lamp is turned on. You are also... | instruction | 0 | 87,736 | 7 | 175,472 |
Tags: brute force, dp, greedy
Correct Solution:
```
T = int(input())
while T != 0:
T -= 1
ans = 10 ** 9
n, k = map(int, input().split())
s = input()
tot = s.count('1');
for i in range(k):
sum = 0; maxn = 0
for j in range(i, n, k):
sum = max(0, sum - 1) if s[j] == '0' ... | output | 1 | 87,736 | 7 | 175,473 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a garland consisting of n lamps. States of the lamps are represented by the string s of length n. The i-th character of the string s_i equals '0' if the i-th lamp is turned off or '1' if the i-th lamp is turned on. You are also... | instruction | 0 | 87,737 | 7 | 175,474 |
Tags: brute force, dp, greedy
Correct Solution:
```
t=int(input())
for tt in range(t):
global positions
global total_ones
global n
global k
global s
n,k=[int(x) for x in input().split(' ')]
s=input()
total_ones=0
for x in s:
total_ones+=int(x)
positions=[]
def changes_req(positions):
summ=[]
sum_upto... | output | 1 | 87,737 | 7 | 175,475 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a garland consisting of n lamps. States of the lamps are represented by the string s of length n. The i-th character of the string s_i equals '0' if the i-th lamp is turned off or '1' if the i-th lamp is turned on. You are also... | instruction | 0 | 87,738 | 7 | 175,476 |
Tags: brute force, dp, greedy
Correct Solution:
```
import sys
input = sys.stdin.readline
t = int(input())
out = []
for i in range(t):
n,k = map(int,input().split())
s = list(input())
count = [0]
for j in s:
if j == "1":
count.append(count[-1]+1)
else:
count.... | output | 1 | 87,738 | 7 | 175,477 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a garland consisting of n lamps. States of the lamps are represented by the string s of length n. The i-th character of the string s_i equals '0' if the i-th lamp is turned off or '1' if the i-th lamp is turned on. You are also... | instruction | 0 | 87,739 | 7 | 175,478 |
Tags: brute force, dp, greedy
Correct Solution:
```
for _ in range(int(input())):
n, k = map(int, input().split())
s = input()
ones = s.count('1')
best = 0
for i in range(k):
count = 0
for j in range(i, n, k):
if s[j] == '1':
count += 1
else:
... | output | 1 | 87,739 | 7 | 175,479 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a garland consisting of n lamps. States of the lamps are represented by the string s of length n. The i-th character of the string s_i equals '0' if the i-th lamp is turned off or ... | instruction | 0 | 87,740 | 7 | 175,480 |
Yes | output | 1 | 87,740 | 7 | 175,481 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a garland consisting of n lamps. States of the lamps are represented by the string s of length n. The i-th character of the string s_i equals '0' if the i-th lamp is turned off or ... | instruction | 0 | 87,741 | 7 | 175,482 |
Yes | output | 1 | 87,741 | 7 | 175,483 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a garland consisting of n lamps. States of the lamps are represented by the string s of length n. The i-th character of the string s_i equals '0' if the i-th lamp is turned off or ... | instruction | 0 | 87,742 | 7 | 175,484 |
Yes | output | 1 | 87,742 | 7 | 175,485 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a garland consisting of n lamps. States of the lamps are represented by the string s of length n. The i-th character of the string s_i equals '0' if the i-th lamp is turned off or ... | instruction | 0 | 87,743 | 7 | 175,486 |
Yes | output | 1 | 87,743 | 7 | 175,487 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a garland consisting of n lamps. States of the lamps are represented by the string s of length n. The i-th character of the string s_i equals '0' if the i-th lamp is turned off or ... | instruction | 0 | 87,744 | 7 | 175,488 |
No | output | 1 | 87,744 | 7 | 175,489 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a garland consisting of n lamps. States of the lamps are represented by the string s of length n. The i-th character of the string s_i equals '0' if the i-th lamp is turned off or ... | instruction | 0 | 87,745 | 7 | 175,490 |
No | output | 1 | 87,745 | 7 | 175,491 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a garland consisting of n lamps. States of the lamps are represented by the string s of length n. The i-th character of the string s_i equals '0' if the i-th lamp is turned off or ... | instruction | 0 | 87,746 | 7 | 175,492 |
No | output | 1 | 87,746 | 7 | 175,493 |
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