message stringlengths 2 39.6k | message_type stringclasses 2
values | message_id int64 0 1 | conversation_id int64 219 108k | cluster float64 11 11 | __index_level_0__ int64 438 217k |
|---|---|---|---|---|---|
Provide tags and a correct Python 3 solution for this coding contest problem.
An online contest will soon be held on ForceCoders, a large competitive programming platform. The authors have prepared n problems; and since the platform is very popular, 998244351 coder from all over the world is going to solve them.
For ... | instruction | 0 | 66,565 | 11 | 133,130 |
Tags: combinatorics, dp, probabilities
Correct Solution:
```
import sys
from itertools import chain
readline = sys.stdin.readline
MOD = 998244353
def compress(L):
L2 = list(set(L))
L2.sort()
C = {v : k for k, v in enumerate(L2)}
return L2, C
N = int(readline())
LR = [tuple(map(int, readline().split()... | output | 1 | 66,565 | 11 | 133,131 |
Provide tags and a correct Python 3 solution for this coding contest problem.
An online contest will soon be held on ForceCoders, a large competitive programming platform. The authors have prepared n problems; and since the platform is very popular, 998244351 coder from all over the world is going to solve them.
For ... | instruction | 0 | 66,566 | 11 | 133,132 |
Tags: combinatorics, dp, probabilities
Correct Solution:
```
from bisect import bisect_left
M = 998244353
def pw(x, y):
if y == 0:
return 1
res = pw(x, y//2)
res = res * res % M
if y % 2 == 1:
res = res * x % M
return res
def cal(x, y):
y += x - 1
res = 1
for i in rang... | output | 1 | 66,566 | 11 | 133,133 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
An online contest will soon be held on ForceCoders, a large competitive programming platform. The authors have prepared n problems; and since the platform is very popular, 998244351 coder from a... | instruction | 0 | 66,567 | 11 | 133,134 |
No | output | 1 | 66,567 | 11 | 133,135 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
An online contest will soon be held on ForceCoders, a large competitive programming platform. The authors have prepared n problems; and since the platform is very popular, 998244351 coder from a... | instruction | 0 | 66,568 | 11 | 133,136 |
No | output | 1 | 66,568 | 11 | 133,137 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
An online contest will soon be held on ForceCoders, a large competitive programming platform. The authors have prepared n problems; and since the platform is very popular, 998244351 coder from a... | instruction | 0 | 66,569 | 11 | 133,138 |
No | output | 1 | 66,569 | 11 | 133,139 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
An online contest will soon be held on ForceCoders, a large competitive programming platform. The authors have prepared n problems; and since the platform is very popular, 998244351 coder from a... | instruction | 0 | 66,570 | 11 | 133,140 |
No | output | 1 | 66,570 | 11 | 133,141 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
In the 2050 Conference, some people from the competitive programming community meet together and are going to take a photo. The n people form a line. They are numbered from 1 to n from left to r... | instruction | 0 | 66,683 | 11 | 133,366 |
No | output | 1 | 66,683 | 11 | 133,367 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
In the 2050 Conference, some people from the competitive programming community meet together and are going to take a photo. The n people form a line. They are numbered from 1 to n from left to r... | instruction | 0 | 66,684 | 11 | 133,368 |
No | output | 1 | 66,684 | 11 | 133,369 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
In the 2050 Conference, some people from the competitive programming community meet together and are going to take a photo. The n people form a line. They are numbered from 1 to n from left to r... | instruction | 0 | 66,685 | 11 | 133,370 |
No | output | 1 | 66,685 | 11 | 133,371 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
In the 2050 Conference, some people from the competitive programming community meet together and are going to take a photo. The n people form a line. They are numbered from 1 to n from left to r... | instruction | 0 | 66,686 | 11 | 133,372 |
No | output | 1 | 66,686 | 11 | 133,373 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
In this problem you will have to deal with a real algorithm that is used in the VK social network.
As in any other company that creates high-loaded websites, the VK developers have to deal with... | instruction | 0 | 66,779 | 11 | 133,558 |
Yes | output | 1 | 66,779 | 11 | 133,559 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
In this problem you will have to deal with a real algorithm that is used in the VK social network.
As in any other company that creates high-loaded websites, the VK developers have to deal with... | instruction | 0 | 66,780 | 11 | 133,560 |
No | output | 1 | 66,780 | 11 | 133,561 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
In this problem you will have to deal with a real algorithm that is used in the VK social network.
As in any other company that creates high-loaded websites, the VK developers have to deal with... | instruction | 0 | 66,781 | 11 | 133,562 |
No | output | 1 | 66,781 | 11 | 133,563 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
In this problem you will have to deal with a real algorithm that is used in the VK social network.
As in any other company that creates high-loaded websites, the VK developers have to deal with... | instruction | 0 | 66,782 | 11 | 133,564 |
No | output | 1 | 66,782 | 11 | 133,565 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
In this problem you will have to deal with a real algorithm that is used in the VK social network.
As in any other company that creates high-loaded websites, the VK developers have to deal with... | instruction | 0 | 66,783 | 11 | 133,566 |
No | output | 1 | 66,783 | 11 | 133,567 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Bob watches TV every day. He always sets the volume of his TV to b. However, today he is angry to find out someone has changed the volume to a. Of course, Bob has a remote control that can chang... | instruction | 0 | 67,402 | 11 | 134,804 |
No | output | 1 | 67,402 | 11 | 134,805 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Bob watches TV every day. He always sets the volume of his TV to b. However, today he is angry to find out someone has changed the volume to a. Of course, Bob has a remote control that can chang... | instruction | 0 | 67,404 | 11 | 134,808 |
No | output | 1 | 67,404 | 11 | 134,809 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Let's consider an n × n square matrix, consisting of digits one and zero.
We'll consider a matrix good, if it meets the following condition: in each row of the matrix all ones go in one group. ... | instruction | 0 | 67,579 | 11 | 135,158 |
No | output | 1 | 67,579 | 11 | 135,159 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Let's consider an n × n square matrix, consisting of digits one and zero.
We'll consider a matrix good, if it meets the following condition: in each row of the matrix all ones go in one group. ... | instruction | 0 | 67,580 | 11 | 135,160 |
No | output | 1 | 67,580 | 11 | 135,161 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Not so long ago the Codecraft-17 contest was held on Codeforces. The top 25 participants, and additionally random 25 participants out of those who got into top 500, will receive a Codeforces T-shirt.
Unfortunately, you didn't manage to get ... | instruction | 0 | 67,797 | 11 | 135,594 |
Tags: brute force, implementation
Correct Solution:
```
p, x, y = map(int, input().split())
def check(s):
i = (s // 50) % 475
for t in range(25):
i = (i * 96 + 42) % 475
if 26 + i == p:
return True
return False
for up in range(500):
for down in range(500):
if x + 10... | output | 1 | 67,797 | 11 | 135,595 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Not so long ago the Codecraft-17 contest was held on Codeforces. The top 25 participants, and additionally random 25 participants out of those who got into top 500, will receive a Codeforces T-shirt.
Unfortunately, you didn't manage to get ... | instruction | 0 | 67,798 | 11 | 135,596 |
Tags: brute force, implementation
Correct Solution:
```
p, x, y = map(int, input().split())
k = (x - y) // 50
d = x // 50 - k
n = 1 - k
while 1:
i = d % 475
for j in range(25):
i = (i * 96 + 42) % 475
if i == p - 26:
print((n > 0) * n // 2)
exit()
n += 1
d += 1
``... | output | 1 | 67,798 | 11 | 135,597 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Not so long ago the Codecraft-17 contest was held on Codeforces. The top 25 participants, and additionally random 25 participants out of those who got into top 500, will receive a Codeforces T-shirt.
Unfortunately, you didn't manage to get ... | instruction | 0 | 67,799 | 11 | 135,598 |
Tags: brute force, implementation
Correct Solution:
```
import itertools
p, x, y = map(int, input().split())
d = (x - y) // 50
p -= 26
i0 = x // 50 % 475
for k in itertools.count(-d):
i = (i0 + k) % 475
for _ in range(25):
i = (i * 96 + 42) % 475
if i == p:
print(max(0, (k + 1) // 2... | output | 1 | 67,799 | 11 | 135,599 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Not so long ago the Codecraft-17 contest was held on Codeforces. The top 25 participants, and additionally random 25 participants out of those who got into top 500, will receive a Codeforces T-shirt.
Unfortunately, you didn't manage to get ... | instruction | 0 | 67,800 | 11 | 135,600 |
Tags: brute force, implementation
Correct Solution:
```
def f(n):
i = (n // 50) % 475
for j in range(25):
i = (i * 96 + 42) % 475
if i + 26 == p:
return True
return False
p, x, y = map(int, input().split())
k = 0
can = False
i = x
while i - 50 >= y:
i -= 50
if ... | output | 1 | 67,800 | 11 | 135,601 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Not so long ago the Codecraft-17 contest was held on Codeforces. The top 25 participants, and additionally random 25 participants out of those who got into top 500, will receive a Codeforces T-shirt.
Unfortunately, you didn't manage to get ... | instruction | 0 | 67,801 | 11 | 135,602 |
Tags: brute force, implementation
Correct Solution:
```
#Problem: https://codeforces.com/contest/807/problem/B
p, x, y = map(int, input().split())
def check(s):
i = (s // 50) % 475
for t in range(25):
i = (i * 96 + 42) % 475
if 26 + i == p:
return True
return False
for up in ra... | output | 1 | 67,801 | 11 | 135,603 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Not so long ago the Codecraft-17 contest was held on Codeforces. The top 25 participants, and additionally random 25 participants out of those who got into top 500, will receive a Codeforces T-shirt.
Unfortunately, you didn't manage to get ... | instruction | 0 | 67,802 | 11 | 135,604 |
Tags: brute force, implementation
Correct Solution:
```
p, x, y = map(int, input().split())
cur = x
while cur - 50 >= y:
cur -= 50
def gen(s):
i = (s // 50) % 475
res = []
for _ in range(25):
i = (i * 96 + 42) % 475
res.append(26 + i)
return res
while p not in gen(cur):
cur +=... | output | 1 | 67,802 | 11 | 135,605 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Not so long ago the Codecraft-17 contest was held on Codeforces. The top 25 participants, and additionally random 25 participants out of those who got into top 500, will receive a Codeforces T-shirt.
Unfortunately, you didn't manage to get ... | instruction | 0 | 67,803 | 11 | 135,606 |
Tags: brute force, implementation
Correct Solution:
```
p, x, y = map(int, input().split())
z = (x - y) // 50
d = x // 50 - z
n = 1 - z
while 1:
i = d % 475
for j in range(25):
i = (i * 96 + 42) % 475
if i == p - 26:
print((n > 0) * n // 2)
exit()
n += 1
d += 1
``... | output | 1 | 67,803 | 11 | 135,607 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Not so long ago the Codecraft-17 contest was held on Codeforces. The top 25 participants, and additionally random 25 participants out of those who got into top 500, will receive a Codeforces T-shirt.
Unfortunately, you didn't manage to get ... | instruction | 0 | 67,804 | 11 | 135,608 |
Tags: brute force, implementation
Correct Solution:
```
def calc_T_shirt_winner_places(s):
"""
i := (s div 50) mod 475
repeat 25 times:
i := (i * 96 + 42) mod 475
print (26 + i)
"""
i = (s // 50) % 475
i_indices = set()
for j in range(25):
i = (i * 96 + 42) % 475
i_indice... | output | 1 | 67,804 | 11 | 135,609 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Not so long ago the Codecraft-17 contest was held on Codeforces. The top 25 participants, and additionally random 25 participants out of those who got into top 500, will receive a Codeforces T-s... | instruction | 0 | 67,805 | 11 | 135,610 |
Yes | output | 1 | 67,805 | 11 | 135,611 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Not so long ago the Codecraft-17 contest was held on Codeforces. The top 25 participants, and additionally random 25 participants out of those who got into top 500, will receive a Codeforces T-s... | instruction | 0 | 67,806 | 11 | 135,612 |
Yes | output | 1 | 67,806 | 11 | 135,613 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Not so long ago the Codecraft-17 contest was held on Codeforces. The top 25 participants, and additionally random 25 participants out of those who got into top 500, will receive a Codeforces T-s... | instruction | 0 | 67,807 | 11 | 135,614 |
Yes | output | 1 | 67,807 | 11 | 135,615 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Not so long ago the Codecraft-17 contest was held on Codeforces. The top 25 participants, and additionally random 25 participants out of those who got into top 500, will receive a Codeforces T-s... | instruction | 0 | 67,808 | 11 | 135,616 |
Yes | output | 1 | 67,808 | 11 | 135,617 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Not so long ago the Codecraft-17 contest was held on Codeforces. The top 25 participants, and additionally random 25 participants out of those who got into top 500, will receive a Codeforces T-s... | instruction | 0 | 67,809 | 11 | 135,618 |
No | output | 1 | 67,809 | 11 | 135,619 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Not so long ago the Codecraft-17 contest was held on Codeforces. The top 25 participants, and additionally random 25 participants out of those who got into top 500, will receive a Codeforces T-s... | instruction | 0 | 67,810 | 11 | 135,620 |
No | output | 1 | 67,810 | 11 | 135,621 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Not so long ago the Codecraft-17 contest was held on Codeforces. The top 25 participants, and additionally random 25 participants out of those who got into top 500, will receive a Codeforces T-s... | instruction | 0 | 67,811 | 11 | 135,622 |
No | output | 1 | 67,811 | 11 | 135,623 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Not so long ago the Codecraft-17 contest was held on Codeforces. The top 25 participants, and additionally random 25 participants out of those who got into top 500, will receive a Codeforces T-s... | instruction | 0 | 67,812 | 11 | 135,624 |
No | output | 1 | 67,812 | 11 | 135,625 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
'Jeopardy!' is an intellectual game where players answer questions and earn points. Company Q conducts a simplified 'Jeopardy!' tournament among the best IT companies. By a lucky coincidence, th... | instruction | 0 | 68,486 | 11 | 136,972 |
Yes | output | 1 | 68,486 | 11 | 136,973 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
'Jeopardy!' is an intellectual game where players answer questions and earn points. Company Q conducts a simplified 'Jeopardy!' tournament among the best IT companies. By a lucky coincidence, th... | instruction | 0 | 68,487 | 11 | 136,974 |
Yes | output | 1 | 68,487 | 11 | 136,975 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
'Jeopardy!' is an intellectual game where players answer questions and earn points. Company Q conducts a simplified 'Jeopardy!' tournament among the best IT companies. By a lucky coincidence, th... | instruction | 0 | 68,488 | 11 | 136,976 |
Yes | output | 1 | 68,488 | 11 | 136,977 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
'Jeopardy!' is an intellectual game where players answer questions and earn points. Company Q conducts a simplified 'Jeopardy!' tournament among the best IT companies. By a lucky coincidence, th... | instruction | 0 | 68,489 | 11 | 136,978 |
Yes | output | 1 | 68,489 | 11 | 136,979 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
'Jeopardy!' is an intellectual game where players answer questions and earn points. Company Q conducts a simplified 'Jeopardy!' tournament among the best IT companies. By a lucky coincidence, th... | instruction | 0 | 68,490 | 11 | 136,980 |
No | output | 1 | 68,490 | 11 | 136,981 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
'Jeopardy!' is an intellectual game where players answer questions and earn points. Company Q conducts a simplified 'Jeopardy!' tournament among the best IT companies. By a lucky coincidence, th... | instruction | 0 | 68,491 | 11 | 136,982 |
No | output | 1 | 68,491 | 11 | 136,983 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
'Jeopardy!' is an intellectual game where players answer questions and earn points. Company Q conducts a simplified 'Jeopardy!' tournament among the best IT companies. By a lucky coincidence, th... | instruction | 0 | 68,492 | 11 | 136,984 |
No | output | 1 | 68,492 | 11 | 136,985 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
'Jeopardy!' is an intellectual game where players answer questions and earn points. Company Q conducts a simplified 'Jeopardy!' tournament among the best IT companies. By a lucky coincidence, th... | instruction | 0 | 68,493 | 11 | 136,986 |
No | output | 1 | 68,493 | 11 | 136,987 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The All-Berland National Olympiad in Informatics has just ended! Now Vladimir wants to upload the contest from the Olympiad as a gym to a popular Codehorses website.
Unfortunately, the archive ... | instruction | 0 | 68,634 | 11 | 137,268 |
No | output | 1 | 68,634 | 11 | 137,269 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The All-Berland National Olympiad in Informatics has just ended! Now Vladimir wants to upload the contest from the Olympiad as a gym to a popular Codehorses website.
Unfortunately, the archive ... | instruction | 0 | 68,635 | 11 | 137,270 |
No | output | 1 | 68,635 | 11 | 137,271 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The All-Berland National Olympiad in Informatics has just ended! Now Vladimir wants to upload the contest from the Olympiad as a gym to a popular Codehorses website.
Unfortunately, the archive ... | instruction | 0 | 68,636 | 11 | 137,272 |
No | output | 1 | 68,636 | 11 | 137,273 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The All-Berland National Olympiad in Informatics has just ended! Now Vladimir wants to upload the contest from the Olympiad as a gym to a popular Codehorses website.
Unfortunately, the archive ... | instruction | 0 | 68,637 | 11 | 137,274 |
No | output | 1 | 68,637 | 11 | 137,275 |
Provide a correct Python 3 solution for this coding contest problem.
Example
Input
3
()(()((
))()()(()
)())(())
Output
Yes | instruction | 0 | 68,889 | 11 | 137,778 |
"Correct Solution:
```
def solve():
N = int(input())
T0 = []
T1 = []
su = 0
for i in range(N):
s = input()
a = 0
for c in s:
if c == '(':
a += 1
elif a > 0:
a -= 1
b = 0
for c in reversed(s):
... | output | 1 | 68,889 | 11 | 137,779 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and th... | instruction | 0 | 69,337 | 11 | 138,674 |
Yes | output | 1 | 69,337 | 11 | 138,675 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and th... | instruction | 0 | 69,338 | 11 | 138,676 |
Yes | output | 1 | 69,338 | 11 | 138,677 |
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