message stringlengths 2 22.7k | message_type stringclasses 2
values | message_id int64 0 1 | conversation_id int64 145 109k | cluster float64 9 9 | __index_level_0__ int64 290 217k |
|---|---|---|---|---|---|
Provide tags and a correct Python 3 solution for this coding contest problem.
There are some rabbits in Singapore Zoo. To feed them, Zookeeper bought n carrots with lengths a_1, a_2, a_3, …, a_n. However, rabbits are very fertile and multiply very quickly. Zookeeper now has k rabbits and does not have enough carrots t... | instruction | 0 | 104,642 | 9 | 209,284 |
Tags: binary search, data structures, greedy, math, sortings
Correct Solution:
```
import os
import sys
from io import BytesIO, IOBase
from heapq import heappush, heappop
def val(L, P):
if L <= P:
return L
q, r = divmod(L, P)
return q * q * (P - r) + (q + 1) * (q + 1) * r
def main():
n, k, *a ... | output | 1 | 104,642 | 9 | 209,285 |
Provide tags and a correct Python 3 solution for this coding contest problem.
There are some rabbits in Singapore Zoo. To feed them, Zookeeper bought n carrots with lengths a_1, a_2, a_3, …, a_n. However, rabbits are very fertile and multiply very quickly. Zookeeper now has k rabbits and does not have enough carrots t... | instruction | 0 | 104,643 | 9 | 209,286 |
Tags: binary search, data structures, greedy, math, sortings
Correct Solution:
```
#!/usr/bin/env python
import os
import sys
from io import BytesIO, IOBase
import heapq
MOD = 10 ** 5 + 1
def main():
n,k = map(int,input().split())
a = list(map(int,input().split()))
target = max((sum(a) + (k - 1)) // k - 1... | output | 1 | 104,643 | 9 | 209,287 |
Provide tags and a correct Python 3 solution for this coding contest problem.
There are some rabbits in Singapore Zoo. To feed them, Zookeeper bought n carrots with lengths a_1, a_2, a_3, …, a_n. However, rabbits are very fertile and multiply very quickly. Zookeeper now has k rabbits and does not have enough carrots t... | instruction | 0 | 104,644 | 9 | 209,288 |
Tags: binary search, data structures, greedy, math, sortings
Correct Solution:
```
from heapq import heappush, heappop
def f(length, n_piece):
width = length // n_piece
extra = length - width * n_piece
return width ** 2 * (n_piece - extra) + (width + 1) ** 2 * extra
def solve():
N, K = map(int, input... | output | 1 | 104,644 | 9 | 209,289 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are some rabbits in Singapore Zoo. To feed them, Zookeeper bought n carrots with lengths a_1, a_2, a_3, …, a_n. However, rabbits are very fertile and multiply very quickly. Zookeeper now h... | instruction | 0 | 104,645 | 9 | 209,290 |
Yes | output | 1 | 104,645 | 9 | 209,291 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are some rabbits in Singapore Zoo. To feed them, Zookeeper bought n carrots with lengths a_1, a_2, a_3, …, a_n. However, rabbits are very fertile and multiply very quickly. Zookeeper now h... | instruction | 0 | 104,646 | 9 | 209,292 |
Yes | output | 1 | 104,646 | 9 | 209,293 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are some rabbits in Singapore Zoo. To feed them, Zookeeper bought n carrots with lengths a_1, a_2, a_3, …, a_n. However, rabbits are very fertile and multiply very quickly. Zookeeper now h... | instruction | 0 | 104,647 | 9 | 209,294 |
Yes | output | 1 | 104,647 | 9 | 209,295 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are some rabbits in Singapore Zoo. To feed them, Zookeeper bought n carrots with lengths a_1, a_2, a_3, …, a_n. However, rabbits are very fertile and multiply very quickly. Zookeeper now h... | instruction | 0 | 104,648 | 9 | 209,296 |
Yes | output | 1 | 104,648 | 9 | 209,297 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are some rabbits in Singapore Zoo. To feed them, Zookeeper bought n carrots with lengths a_1, a_2, a_3, …, a_n. However, rabbits are very fertile and multiply very quickly. Zookeeper now h... | instruction | 0 | 104,649 | 9 | 209,298 |
No | output | 1 | 104,649 | 9 | 209,299 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are some rabbits in Singapore Zoo. To feed them, Zookeeper bought n carrots with lengths a_1, a_2, a_3, …, a_n. However, rabbits are very fertile and multiply very quickly. Zookeeper now h... | instruction | 0 | 104,650 | 9 | 209,300 |
No | output | 1 | 104,650 | 9 | 209,301 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are some rabbits in Singapore Zoo. To feed them, Zookeeper bought n carrots with lengths a_1, a_2, a_3, …, a_n. However, rabbits are very fertile and multiply very quickly. Zookeeper now h... | instruction | 0 | 104,651 | 9 | 209,302 |
No | output | 1 | 104,651 | 9 | 209,303 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are some rabbits in Singapore Zoo. To feed them, Zookeeper bought n carrots with lengths a_1, a_2, a_3, …, a_n. However, rabbits are very fertile and multiply very quickly. Zookeeper now h... | instruction | 0 | 104,652 | 9 | 209,304 |
No | output | 1 | 104,652 | 9 | 209,305 |
Provide a correct Python 3 solution for this coding contest problem.
There are N children, numbered 1,2,\ldots,N. In the next K days, we will give them some cookies. In the i-th day, we will choose a_i children among the N with equal probability, and give one cookie to each child chosen. (We make these K choices indep... | instruction | 0 | 105,059 | 9 | 210,118 |
"Correct Solution:
```
MOD = 10**9 + 7
list_size = 1001
f_list = [1] * list_size
f_r_list = [1] * list_size
for i in range(list_size-1):
f_list[i+1] = (f_list[i] * (i+1)) % MOD
f_r_list[-1] = pow(f_list[-1], MOD - 2, MOD)
for i in range(list_size-2, -1, -1):
f_r_list[i] = (f_r_list[i+1] * (i+1)) % MOD
def comb(n... | output | 1 | 105,059 | 9 | 210,119 |
Provide a correct Python 3 solution for this coding contest problem.
There are N children, numbered 1,2,\ldots,N. In the next K days, we will give them some cookies. In the i-th day, we will choose a_i children among the N with equal probability, and give one cookie to each child chosen. (We make these K choices indep... | instruction | 0 | 105,060 | 9 | 210,120 |
"Correct Solution:
```
import sys
readline = sys.stdin.readline
MOD = 10**9+7
def frac(limit):
frac = [1]*limit
for i in range(2,limit):
frac[i] = i * frac[i-1]%MOD
fraci = [None]*limit
fraci[-1] = pow(frac[-1], MOD -2, MOD)
for i in range(-2, -limit-1, -1):
fraci[i] = fraci[i+1] * ... | output | 1 | 105,060 | 9 | 210,121 |
Provide a correct Python 3 solution for this coding contest problem.
There are N children, numbered 1,2,\ldots,N. In the next K days, we will give them some cookies. In the i-th day, we will choose a_i children among the N with equal probability, and give one cookie to each child chosen. (We make these K choices indep... | instruction | 0 | 105,061 | 9 | 210,122 |
"Correct Solution:
```
from collections import defaultdict, deque, Counter
from heapq import heappush, heappop, heapify
import math
import bisect
import random
from itertools import permutations, accumulate, combinations, product
import sys
from pprint import pprint
from copy import deepcopy
import string
from bisect i... | output | 1 | 105,061 | 9 | 210,123 |
Provide a correct Python 3 solution for this coding contest problem.
There are N children, numbered 1,2,\ldots,N. In the next K days, we will give them some cookies. In the i-th day, we will choose a_i children among the N with equal probability, and give one cookie to each child chosen. (We make these K choices indep... | instruction | 0 | 105,062 | 9 | 210,124 |
"Correct Solution:
```
SIZE=1001; MOD=10**9+7 #998244353 #ここを変更する
SIZE += 1
inv = [0]*SIZE # inv[j] = j^{-1} mod MOD
fac = [0]*SIZE # fac[j] = j! mod MOD
finv = [0]*SIZE # finv[j] = (j!)^{-1} mod MOD
inv[1] = 1
fac[0] = fac[1] = 1
finv[0] = finv[1] = 1
for i in range(2,SIZE):
inv[i] = MOD - (MOD//i)*inv[MOD%i]%M... | output | 1 | 105,062 | 9 | 210,125 |
Provide a correct Python 3 solution for this coding contest problem.
There are N children, numbered 1,2,\ldots,N. In the next K days, we will give them some cookies. In the i-th day, we will choose a_i children among the N with equal probability, and give one cookie to each child chosen. (We make these K choices indep... | instruction | 0 | 105,063 | 9 | 210,126 |
"Correct Solution:
```
N,K = map(int,input().split())
A = list(map(int,input().split()))
s = sum(A)
if s < N:
print(0)
exit()
MOD = 10**9+7
MAXN = N+5
fac = [1,1] + [0]*MAXN
finv = [1,1] + [0]*MAXN
inv = [0,1] + [0]*MAXN
for i in range(2,MAXN+2):
fac[i] = fac[i-1] * i % MOD
inv[i] = -inv[MOD%i] * (MOD... | output | 1 | 105,063 | 9 | 210,127 |
Provide a correct Python 3 solution for this coding contest problem.
There are N children, numbered 1,2,\ldots,N. In the next K days, we will give them some cookies. In the i-th day, we will choose a_i children among the N with equal probability, and give one cookie to each child chosen. (We make these K choices indep... | instruction | 0 | 105,064 | 9 | 210,128 |
"Correct Solution:
```
P = 10**9+7
fa = [1]
for i in range(1, 1010): fa.append(fa[-1] * i % P)
fainv = [pow(fa[-1], P-2, P)]
for i in range(1, 1010)[::-1]: fainv.append(fainv[-1] * i % P)
fainv = fainv[::-1]
k = 70
kk = 1<<k
nu = lambda L: int("".join([bin(kk+a)[-k:] for a in L[::-1]]), 2)
st = lambda n: bin(n)[2:] + ... | output | 1 | 105,064 | 9 | 210,129 |
Provide a correct Python 3 solution for this coding contest problem.
There are N children, numbered 1,2,\ldots,N. In the next K days, we will give them some cookies. In the i-th day, we will choose a_i children among the N with equal probability, and give one cookie to each child chosen. (We make these K choices indep... | instruction | 0 | 105,065 | 9 | 210,130 |
"Correct Solution:
```
# http://drken1215.hatenablog.com/entry/2020/01/12/011700
# 本質的な速度改善の方法は分からない
# dpを二次元配列にするとTLEするので、
# 配列2本で処理した
# 修正点:
# [1]
# enumerate(a) -> a
# 不要なenumerateを消した
# [2]
# counted in range(n + 1) -> enumerate(dp)
# enumerateの方がわずかに速いはず
# [3]
# cmbのif文を消した
def main():
MOD = 10 ** 9 + 7
... | output | 1 | 105,065 | 9 | 210,131 |
Provide a correct Python 3 solution for this coding contest problem.
There are N children, numbered 1,2,\ldots,N. In the next K days, we will give them some cookies. In the i-th day, we will choose a_i children among the N with equal probability, and give one cookie to each child chosen. (We make these K choices indep... | instruction | 0 | 105,066 | 9 | 210,132 |
"Correct Solution:
```
M=10**9+7;n,k,*A=map(int,open(0).read().split());C=[[0]*(n+1)for _ in"_"*(n+1)]
for i in range(n+1):
for j in range(i+1):C[i][j]=(1,C[i-1][j-1]+C[i-1][j])[j!=0]%M
F=[[0]*(n+1)for _ in"_"*(k+1)];F[0][0]=1
for i in range(k):
for j in range(n+1):
for m in range(j+1):F[i+1][j]+=C[j][m]*F[i][m]*C[... | output | 1 | 105,066 | 9 | 210,133 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N children, numbered 1,2,\ldots,N. In the next K days, we will give them some cookies. In the i-th day, we will choose a_i children among the N with equal probability, and give one coo... | instruction | 0 | 105,067 | 9 | 210,134 |
Yes | output | 1 | 105,067 | 9 | 210,135 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N children, numbered 1,2,\ldots,N. In the next K days, we will give them some cookies. In the i-th day, we will choose a_i children among the N with equal probability, and give one coo... | instruction | 0 | 105,068 | 9 | 210,136 |
Yes | output | 1 | 105,068 | 9 | 210,137 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N children, numbered 1,2,\ldots,N. In the next K days, we will give them some cookies. In the i-th day, we will choose a_i children among the N with equal probability, and give one coo... | instruction | 0 | 105,069 | 9 | 210,138 |
Yes | output | 1 | 105,069 | 9 | 210,139 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N children, numbered 1,2,\ldots,N. In the next K days, we will give them some cookies. In the i-th day, we will choose a_i children among the N with equal probability, and give one coo... | instruction | 0 | 105,070 | 9 | 210,140 |
Yes | output | 1 | 105,070 | 9 | 210,141 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N children, numbered 1,2,\ldots,N. In the next K days, we will give them some cookies. In the i-th day, we will choose a_i children among the N with equal probability, and give one coo... | instruction | 0 | 105,071 | 9 | 210,142 |
No | output | 1 | 105,071 | 9 | 210,143 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N children, numbered 1,2,\ldots,N. In the next K days, we will give them some cookies. In the i-th day, we will choose a_i children among the N with equal probability, and give one coo... | instruction | 0 | 105,072 | 9 | 210,144 |
No | output | 1 | 105,072 | 9 | 210,145 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N children, numbered 1,2,\ldots,N. In the next K days, we will give them some cookies. In the i-th day, we will choose a_i children among the N with equal probability, and give one coo... | instruction | 0 | 105,073 | 9 | 210,146 |
No | output | 1 | 105,073 | 9 | 210,147 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N children, numbered 1,2,\ldots,N. In the next K days, we will give them some cookies. In the i-th day, we will choose a_i children among the N with equal probability, and give one coo... | instruction | 0 | 105,074 | 9 | 210,148 |
No | output | 1 | 105,074 | 9 | 210,149 |
Provide a correct Python 3 solution for this coding contest problem.
"Teishi-zushi", a Japanese restaurant, is a plain restaurant with only one round counter. The outer circumference of the counter is C meters. Customers cannot go inside the counter.
Nakahashi entered Teishi-zushi, and he was guided to the counter. N... | instruction | 0 | 105,100 | 9 | 210,200 |
"Correct Solution:
```
N, C = map(int, input().split())
xv = [[int(i) for i in input().split()] for _ in range(N)]
av = 0
fa1 = 0
bv = 0
fb1 = 0
fa = []
fb = []
ga = []
gb = []
for i in range(N):
ax = xv[i][0]
av += xv[i][1]
bx = C - xv[-(i+1)][0]
bv += xv[-(i+1)][1]
fa1 = max(fa1, av-ax)
fa.ap... | output | 1 | 105,100 | 9 | 210,201 |
Provide a correct Python 3 solution for this coding contest problem.
"Teishi-zushi", a Japanese restaurant, is a plain restaurant with only one round counter. The outer circumference of the counter is C meters. Customers cannot go inside the counter.
Nakahashi entered Teishi-zushi, and he was guided to the counter. N... | instruction | 0 | 105,101 | 9 | 210,202 |
"Correct Solution:
```
n, c = map(int, input().split())
xv = [list(map(int, input().split())) for i in range(n)]
dx = []
dy = []
for i in range(n):
if i == 0:
dx.append(xv[i][0])
dy.append(c - xv[-i-1][0])
else:
dx.append(xv[i][0]-xv[i-1][0])
dy.append(-xv[-i-1][0] + xv[-i][0])
r... | output | 1 | 105,101 | 9 | 210,203 |
Provide a correct Python 3 solution for this coding contest problem.
"Teishi-zushi", a Japanese restaurant, is a plain restaurant with only one round counter. The outer circumference of the counter is C meters. Customers cannot go inside the counter.
Nakahashi entered Teishi-zushi, and he was guided to the counter. N... | instruction | 0 | 105,102 | 9 | 210,204 |
"Correct Solution:
```
import random
def slv(N, C, X, V):
ans_l = [(0, 0)]
ans_l_ = [0]
for x, v in zip(X, V):
ans_l_.append(max(ans_l_[-1], ans_l[-1][1] + v - x))
ans_l.append((x, ans_l[-1][1] + v))
ans_l_.pop(0)
ans_l.pop(0)
ans_r = [(0, 0)]
ans_r_ = [0]
for x, v in ... | output | 1 | 105,102 | 9 | 210,205 |
Provide a correct Python 3 solution for this coding contest problem.
"Teishi-zushi", a Japanese restaurant, is a plain restaurant with only one round counter. The outer circumference of the counter is C meters. Customers cannot go inside the counter.
Nakahashi entered Teishi-zushi, and he was guided to the counter. N... | instruction | 0 | 105,103 | 9 | 210,206 |
"Correct Solution:
```
n,c=map(int,input().split())
rl=[[0]*2 for _ in range(n+1)]
ls,rs=0,0
xv=[[0,0]]+[list(map(int,input().split())) for _ in range(n)]
for i in range(1,n+1):
j,k=xv[i]
rs+=k
rl[i][0],rl[i][1]=max(rl[i-1][0],rs-j),max(rl[i-1][1],rs-2*j)
ans=rl[n][0]
for i in range(n):
ls+=xv[n-i][1]
... | output | 1 | 105,103 | 9 | 210,207 |
Provide a correct Python 3 solution for this coding contest problem.
"Teishi-zushi", a Japanese restaurant, is a plain restaurant with only one round counter. The outer circumference of the counter is C meters. Customers cannot go inside the counter.
Nakahashi entered Teishi-zushi, and he was guided to the counter. N... | instruction | 0 | 105,104 | 9 | 210,208 |
"Correct Solution:
```
N, C = [int(_) for _ in input().split()]
xv = [[int(_) for _ in input().split()] for i in range(N)]
def solve(N, C, xv):
from itertools import accumulate
xs = [0] + [_[0] for _ in xv] + [C]
vs = [0] + [_[1] for _ in xv] + [0]
xs_rev = [C - x for x in xs[::-1]]
vs_rev = ... | output | 1 | 105,104 | 9 | 210,209 |
Provide a correct Python 3 solution for this coding contest problem.
"Teishi-zushi", a Japanese restaurant, is a plain restaurant with only one round counter. The outer circumference of the counter is C meters. Customers cannot go inside the counter.
Nakahashi entered Teishi-zushi, and he was guided to the counter. N... | instruction | 0 | 105,105 | 9 | 210,210 |
"Correct Solution:
```
N, C = map(int, input().split())
sushi = []
for i in range(N):
sushi.append(list(map(int, input().split())))
right_turn_sum = [0]
for i in range(N):
right_turn_sum.append(sushi[i][1]+right_turn_sum[i])
for i in range(N):
right_turn_sum[i+1] -= sushi[i][0]
right_turn_to_zero = [0]
for... | output | 1 | 105,105 | 9 | 210,211 |
Provide a correct Python 3 solution for this coding contest problem.
"Teishi-zushi", a Japanese restaurant, is a plain restaurant with only one round counter. The outer circumference of the counter is C meters. Customers cannot go inside the counter.
Nakahashi entered Teishi-zushi, and he was guided to the counter. N... | instruction | 0 | 105,106 | 9 | 210,212 |
"Correct Solution:
```
import sys
read = sys.stdin.buffer.read
N,C, *XV = map(int, read().split())#全部
X=XV[::2]
V=XV[1::2]
m1=[0]
m2=[0]
s=0
ans=0
for x,v in zip(X,V):
s+=v
ans=max(ans,s-x)
m1.append(max(m1[-1],s-x))
m2.append(max(m2[-1],s-2*x))
s=0
i=0
for x,v in reversed(list(zip(X,V))):
s+=v
... | output | 1 | 105,106 | 9 | 210,213 |
Provide a correct Python 3 solution for this coding contest problem.
"Teishi-zushi", a Japanese restaurant, is a plain restaurant with only one round counter. The outer circumference of the counter is C meters. Customers cannot go inside the counter.
Nakahashi entered Teishi-zushi, and he was guided to the counter. N... | instruction | 0 | 105,107 | 9 | 210,214 |
"Correct Solution:
```
# python template for atcoder1
import sys
sys.setrecursionlimit(10**9)
input = sys.stdin.readline
N, C = map(int, input().split())
sushis = [list(map(int, input().split())) for _ in range(N)]
# Aを時計回り,Bを反時計回りとする
# O->Aと0->A->Oのコストを計算
valA = []
valArev = []
sumV = 0
tmpMax = -float('inf')
for d,... | output | 1 | 105,107 | 9 | 210,215 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
"Teishi-zushi", a Japanese restaurant, is a plain restaurant with only one round counter. The outer circumference of the counter is C meters. Customers cannot go inside the counter.
Nakahashi e... | instruction | 0 | 105,108 | 9 | 210,216 |
Yes | output | 1 | 105,108 | 9 | 210,217 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
"Teishi-zushi", a Japanese restaurant, is a plain restaurant with only one round counter. The outer circumference of the counter is C meters. Customers cannot go inside the counter.
Nakahashi e... | instruction | 0 | 105,109 | 9 | 210,218 |
Yes | output | 1 | 105,109 | 9 | 210,219 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
"Teishi-zushi", a Japanese restaurant, is a plain restaurant with only one round counter. The outer circumference of the counter is C meters. Customers cannot go inside the counter.
Nakahashi e... | instruction | 0 | 105,110 | 9 | 210,220 |
Yes | output | 1 | 105,110 | 9 | 210,221 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
"Teishi-zushi", a Japanese restaurant, is a plain restaurant with only one round counter. The outer circumference of the counter is C meters. Customers cannot go inside the counter.
Nakahashi e... | instruction | 0 | 105,111 | 9 | 210,222 |
Yes | output | 1 | 105,111 | 9 | 210,223 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
"Teishi-zushi", a Japanese restaurant, is a plain restaurant with only one round counter. The outer circumference of the counter is C meters. Customers cannot go inside the counter.
Nakahashi e... | instruction | 0 | 105,112 | 9 | 210,224 |
No | output | 1 | 105,112 | 9 | 210,225 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
"Teishi-zushi", a Japanese restaurant, is a plain restaurant with only one round counter. The outer circumference of the counter is C meters. Customers cannot go inside the counter.
Nakahashi e... | instruction | 0 | 105,113 | 9 | 210,226 |
No | output | 1 | 105,113 | 9 | 210,227 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
"Teishi-zushi", a Japanese restaurant, is a plain restaurant with only one round counter. The outer circumference of the counter is C meters. Customers cannot go inside the counter.
Nakahashi e... | instruction | 0 | 105,114 | 9 | 210,228 |
No | output | 1 | 105,114 | 9 | 210,229 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
"Teishi-zushi", a Japanese restaurant, is a plain restaurant with only one round counter. The outer circumference of the counter is C meters. Customers cannot go inside the counter.
Nakahashi e... | instruction | 0 | 105,115 | 9 | 210,230 |
No | output | 1 | 105,115 | 9 | 210,231 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The Bubble Cup hypothesis stood unsolved for 130 years. Who ever proves the hypothesis will be regarded as one of the greatest mathematicians of our time! A famous mathematician Jerry Mao managed to reduce the hypothesis to this problem:
Gi... | instruction | 0 | 105,473 | 9 | 210,946 |
Tags: bitmasks, constructive algorithms, dp, math
Correct Solution:
```
import os
import sys
from io import BytesIO, IOBase
def main():
pass
# region fastio
BUFSIZE = 8192
class FastIO(IOBase):
newlines = 0
def __init__(self, file):
self._fd = file.fileno()
self.buffer = BytesIO()
... | output | 1 | 105,473 | 9 | 210,947 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The Bubble Cup hypothesis stood unsolved for 130 years. Who ever proves the hypothesis will be regarded as one of the greatest mathematicians of our time! A famous mathematician Jerry Mao manage... | instruction | 0 | 105,475 | 9 | 210,950 |
No | output | 1 | 105,475 | 9 | 210,951 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The Bubble Cup hypothesis stood unsolved for 130 years. Who ever proves the hypothesis will be regarded as one of the greatest mathematicians of our time! A famous mathematician Jerry Mao manage... | instruction | 0 | 105,476 | 9 | 210,952 |
No | output | 1 | 105,476 | 9 | 210,953 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The Bubble Cup hypothesis stood unsolved for 130 years. Who ever proves the hypothesis will be regarded as one of the greatest mathematicians of our time! A famous mathematician Jerry Mao manage... | instruction | 0 | 105,477 | 9 | 210,954 |
No | output | 1 | 105,477 | 9 | 210,955 |
Provide tags and a correct Python 3 solution for this coding contest problem.
After a hard day Vitaly got very hungry and he wants to eat his favorite potato pie. But it's not that simple. Vitaly is in the first room of the house with n room located in a line and numbered starting from one from left to right. You can ... | instruction | 0 | 105,656 | 9 | 211,312 |
Tags: greedy, hashing, strings
Correct Solution:
```
room = int(input())
desc = input().lower()
keys = desc[0::2]
way = desc[1::2]
keys_on_hands = ''
keys_to_buy = 0
for i in range(len(way)):
keys_on_hands += keys[i]
pos = keys_on_hands.find(way[i])
if pos == -1:
keys_to_buy += 1
else:
... | output | 1 | 105,656 | 9 | 211,313 |
Provide tags and a correct Python 3 solution for this coding contest problem.
After a hard day Vitaly got very hungry and he wants to eat his favorite potato pie. But it's not that simple. Vitaly is in the first room of the house with n room located in a line and numbered starting from one from left to right. You can ... | instruction | 0 | 105,657 | 9 | 211,314 |
Tags: greedy, hashing, strings
Correct Solution:
```
#_________________ Mukul Mohan Varshney _______________#
#Template
import sys
import os
import math
import copy
from math import gcd
from bisect import bisect
from io import BytesIO, IOBase
from math import sqrt,floor,factorial,gcd,log,ceil
from collections import ... | output | 1 | 105,657 | 9 | 211,315 |
Provide tags and a correct Python 3 solution for this coding contest problem.
After a hard day Vitaly got very hungry and he wants to eat his favorite potato pie. But it's not that simple. Vitaly is in the first room of the house with n room located in a line and numbered starting from one from left to right. You can ... | instruction | 0 | 105,658 | 9 | 211,316 |
Tags: greedy, hashing, strings
Correct Solution:
```
n = int(input())
b = input()
a = set()
d = dict()
count = 0
for i in range(2 * n - 2):
if i % 2 == 0:
if b[i] not in a:
a.add(b[i])
d[b[i]] = 1
else:
d[b[i]] += 1
else:
if b[i].lower() in a:
... | output | 1 | 105,658 | 9 | 211,317 |
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