message stringlengths 2 65.1k | message_type stringclasses 2
values | message_id int64 0 1 | conversation_id int64 0 108k | cluster float64 14 14 | __index_level_0__ int64 0 217k |
|---|---|---|---|---|---|
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
AquaMoon has n friends. They stand in a row from left to right, and the i-th friend from the left wears a T-shirt with a number a_i written on it. Each friend has a direction (left or right). In... | instruction | 0 | 55,852 | 14 | 111,704 |
Yes | output | 1 | 55,852 | 14 | 111,705 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
AquaMoon has n friends. They stand in a row from left to right, and the i-th friend from the left wears a T-shirt with a number a_i written on it. Each friend has a direction (left or right). In... | instruction | 0 | 55,853 | 14 | 111,706 |
Yes | output | 1 | 55,853 | 14 | 111,707 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
AquaMoon has n friends. They stand in a row from left to right, and the i-th friend from the left wears a T-shirt with a number a_i written on it. Each friend has a direction (left or right). In... | instruction | 0 | 55,854 | 14 | 111,708 |
Yes | output | 1 | 55,854 | 14 | 111,709 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
AquaMoon has n friends. They stand in a row from left to right, and the i-th friend from the left wears a T-shirt with a number a_i written on it. Each friend has a direction (left or right). In... | instruction | 0 | 55,855 | 14 | 111,710 |
Yes | output | 1 | 55,855 | 14 | 111,711 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
AquaMoon has n friends. They stand in a row from left to right, and the i-th friend from the left wears a T-shirt with a number a_i written on it. Each friend has a direction (left or right). In... | instruction | 0 | 55,856 | 14 | 111,712 |
No | output | 1 | 55,856 | 14 | 111,713 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
AquaMoon has n friends. They stand in a row from left to right, and the i-th friend from the left wears a T-shirt with a number a_i written on it. Each friend has a direction (left or right). In... | instruction | 0 | 55,857 | 14 | 111,714 |
No | output | 1 | 55,857 | 14 | 111,715 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
AquaMoon has n friends. They stand in a row from left to right, and the i-th friend from the left wears a T-shirt with a number a_i written on it. Each friend has a direction (left or right). In... | instruction | 0 | 55,858 | 14 | 111,716 |
No | output | 1 | 55,858 | 14 | 111,717 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
AquaMoon has n friends. They stand in a row from left to right, and the i-th friend from the left wears a T-shirt with a number a_i written on it. Each friend has a direction (left or right). In... | instruction | 0 | 55,859 | 14 | 111,718 |
No | output | 1 | 55,859 | 14 | 111,719 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The marmots need to prepare k problems for HC2 over n days. Each problem, once prepared, also has to be printed.
The preparation of a problem on day i (at most one per day) costs ai CHF, and the printing of a problem on day i (also at most ... | instruction | 0 | 56,103 | 14 | 112,206 |
Tags: binary search, flows, graphs
Correct Solution:
```
from itertools import count
from collections import deque
from heapq import heappop, heappush
class Edge(object):
__slots__ = ('x', 'y', 'cap', 'cost', 'inv')
def __repr__(self):
return f'{self.x}-->{self.y} ({self.cap} , {self.cost})'
class MC... | output | 1 | 56,103 | 14 | 112,207 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The marmots need to prepare k problems for HC2 over n days. Each problem, once prepared, also has to be printed.
The preparation of a problem on day i (at most one per day) costs ai CHF, and the printing of a problem on day i (also at most ... | instruction | 0 | 56,104 | 14 | 112,208 |
Tags: binary search, flows, graphs
Correct Solution:
```
from collections import deque
from heapq import heappop, heappush
class Edge(object):
__slots__ = ('x', 'y', 'cap', 'cost', 'inv')
def __repr__(self):
return '{e.x}-->{e.y} ({e.cap} , {e.cost})'.format(e=self)
class MCFP(list):
def add(G, x... | output | 1 | 56,104 | 14 | 112,209 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The only difference between easy and hard versions is the constraints.
Vova likes pictures with kittens. The news feed in the social network he uses can be represented as an array of n consecutive pictures (with kittens, of course). Vova li... | instruction | 0 | 56,423 | 14 | 112,846 |
Tags: data structures, dp
Correct Solution:
```
n, k, x = map(int, input().split())
a = [None] + list(map(int, input().split()))
lo, hi = 0, 10 ** 9 * 5000
q = [None] * (n + 1)
def get(mid):
f, r = 0, 0
q[0] = 0, 0, 0
for i in range(1, n + 1):
if q[r][2] == i - k - 1: r += 1
cur = q[r][0] ... | output | 1 | 56,423 | 14 | 112,847 |
Provide tags and a correct Python 3 solution for this coding contest problem.
There are n employees in Alternative Cake Manufacturing (ACM). They are now voting on some very important question and the leading world media are trying to predict the outcome of the vote.
Each of the employees belongs to one of two fracti... | instruction | 0 | 56,800 | 14 | 113,600 |
Tags: greedy, implementation, two pointers
Correct Solution:
```
p = input()
a = list(input())
a.append('')
count = 0
while len(set(a)) == 3:
for i in range(len(a)):
if a[i] == 'D':
if count < 0:
a[i] = ''
count+=1
if a[i] == 'R':
if count > 0:
... | output | 1 | 56,800 | 14 | 113,601 |
Provide tags and a correct Python 3 solution for this coding contest problem.
There are n employees in Alternative Cake Manufacturing (ACM). They are now voting on some very important question and the leading world media are trying to predict the outcome of the vote.
Each of the employees belongs to one of two fracti... | instruction | 0 | 56,801 | 14 | 113,602 |
Tags: greedy, implementation, two pointers
Correct Solution:
```
n = int(input())
arr = list(input())
r = arr.count('R')
d = arr.count('D')
i = j = 0
while r > 0 and d > 0:
while arr[j] == arr[i] or arr[j] == 'O':
j = (j + 1) % n
if arr[j] == 'R':
r -= 1
else:
d -= 1
arr[j] = 'O'... | output | 1 | 56,801 | 14 | 113,603 |
Provide tags and a correct Python 3 solution for this coding contest problem.
There are n employees in Alternative Cake Manufacturing (ACM). They are now voting on some very important question and the leading world media are trying to predict the outcome of the vote.
Each of the employees belongs to one of two fracti... | instruction | 0 | 56,802 | 14 | 113,604 |
Tags: greedy, implementation, two pointers
Correct Solution:
```
input()
a = list(input()) + ['']
cnt = 0
while len(set(a)) == 3:
for i, v in enumerate(a):
if v == 'D':
if cnt < 0:
a[i] = ''
cnt += 1
if v == 'R':
if cnt > 0:
a[i] =... | output | 1 | 56,802 | 14 | 113,605 |
Provide tags and a correct Python 3 solution for this coding contest problem.
There are n employees in Alternative Cake Manufacturing (ACM). They are now voting on some very important question and the leading world media are trying to predict the outcome of the vote.
Each of the employees belongs to one of two fracti... | instruction | 0 | 56,803 | 14 | 113,606 |
Tags: greedy, implementation, two pointers
Correct Solution:
```
import collections
n = int(input())
s = input()
R, D = collections.deque(), collections.deque()
for i in range(n):
if s[i] == 'R': R.append(i)
else: D.append(i)
#print(R)
#print(D)
while R and D:
r = R.popleft()
d = D.popleft()
... | output | 1 | 56,803 | 14 | 113,607 |
Provide tags and a correct Python 3 solution for this coding contest problem.
There are n employees in Alternative Cake Manufacturing (ACM). They are now voting on some very important question and the leading world media are trying to predict the outcome of the vote.
Each of the employees belongs to one of two fracti... | instruction | 0 | 56,804 | 14 | 113,608 |
Tags: greedy, implementation, two pointers
Correct Solution:
```
import collections
n=int(input())
s=input()
d,r=collections.deque([]),collections.deque([])
for i in range(n):
if s[i]=='D':
d.append(i+1)
else:
r.append(i+1)
ld=len(d)
lr=len(r)
while(ld!=0 and lr!=0):
if d[0]<r[0]:
lr... | output | 1 | 56,804 | 14 | 113,609 |
Provide tags and a correct Python 3 solution for this coding contest problem.
There are n employees in Alternative Cake Manufacturing (ACM). They are now voting on some very important question and the leading world media are trying to predict the outcome of the vote.
Each of the employees belongs to one of two fracti... | instruction | 0 | 56,805 | 14 | 113,610 |
Tags: greedy, implementation, two pointers
Correct Solution:
```
from collections import deque
n = int(input())
line = list(input())
D = deque()
R = deque()
for i in range(n):
if line[i] == 'D':
D.append(i)
else:
R.append(i)
while D and R:
d = D.popleft()
r = R.popleft()
if d ... | output | 1 | 56,805 | 14 | 113,611 |
Provide tags and a correct Python 3 solution for this coding contest problem.
There are n employees in Alternative Cake Manufacturing (ACM). They are now voting on some very important question and the leading world media are trying to predict the outcome of the vote.
Each of the employees belongs to one of two fracti... | instruction | 0 | 56,806 | 14 | 113,612 |
Tags: greedy, implementation, two pointers
Correct Solution:
```
#!/usr/bin/env python3
from collections import deque
n = int(input())
p = list(input())
rq = deque()
dq = deque()
for i, e in enumerate(p):
if e == 'D':
dq.append(i)
else:
rq.append(i)
while rq and dq:
d = dq.popleft()
... | output | 1 | 56,806 | 14 | 113,613 |
Provide tags and a correct Python 3 solution for this coding contest problem.
There are n employees in Alternative Cake Manufacturing (ACM). They are now voting on some very important question and the leading world media are trying to predict the outcome of the vote.
Each of the employees belongs to one of two fracti... | instruction | 0 | 56,807 | 14 | 113,614 |
Tags: greedy, implementation, two pointers
Correct Solution:
```
n = int(input())
a = []
for i in input():
a.append(i)
r, d = 0, 0
was_r, was_d = True, True
while True:
if was_r and was_d:
was_r, was_d = False, False
else:
break
for i in range(len(a)):
if a[i] == "R":
... | output | 1 | 56,807 | 14 | 113,615 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are n employees in Alternative Cake Manufacturing (ACM). They are now voting on some very important question and the leading world media are trying to predict the outcome of the vote.
Eac... | instruction | 0 | 56,808 | 14 | 113,616 |
Yes | output | 1 | 56,808 | 14 | 113,617 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are n employees in Alternative Cake Manufacturing (ACM). They are now voting on some very important question and the leading world media are trying to predict the outcome of the vote.
Eac... | instruction | 0 | 56,809 | 14 | 113,618 |
Yes | output | 1 | 56,809 | 14 | 113,619 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are n employees in Alternative Cake Manufacturing (ACM). They are now voting on some very important question and the leading world media are trying to predict the outcome of the vote.
Eac... | instruction | 0 | 56,810 | 14 | 113,620 |
Yes | output | 1 | 56,810 | 14 | 113,621 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are n employees in Alternative Cake Manufacturing (ACM). They are now voting on some very important question and the leading world media are trying to predict the outcome of the vote.
Eac... | instruction | 0 | 56,811 | 14 | 113,622 |
Yes | output | 1 | 56,811 | 14 | 113,623 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are n employees in Alternative Cake Manufacturing (ACM). They are now voting on some very important question and the leading world media are trying to predict the outcome of the vote.
Eac... | instruction | 0 | 56,812 | 14 | 113,624 |
No | output | 1 | 56,812 | 14 | 113,625 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are n employees in Alternative Cake Manufacturing (ACM). They are now voting on some very important question and the leading world media are trying to predict the outcome of the vote.
Eac... | instruction | 0 | 56,813 | 14 | 113,626 |
No | output | 1 | 56,813 | 14 | 113,627 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are n employees in Alternative Cake Manufacturing (ACM). They are now voting on some very important question and the leading world media are trying to predict the outcome of the vote.
Eac... | instruction | 0 | 56,814 | 14 | 113,628 |
No | output | 1 | 56,814 | 14 | 113,629 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are n employees in Alternative Cake Manufacturing (ACM). They are now voting on some very important question and the leading world media are trying to predict the outcome of the vote.
Eac... | instruction | 0 | 56,815 | 14 | 113,630 |
No | output | 1 | 56,815 | 14 | 113,631 |
Provide tags and a correct Python 3 solution for this coding contest problem.
At the big break Nastya came to the school dining room. There are n pupils in the school, numbered from 1 to n. Unfortunately, Nastya came pretty late, so that all pupils had already stood in the queue, i.e. Nastya took the last place in the... | instruction | 0 | 57,196 | 14 | 114,392 |
Tags: greedy
Correct Solution:
```
n,m=map(int,input().split())
l=[int(x) for x in input().split()]
pairs=[[] for i in range(n+1)]
ans=0
N=[0 for i in range(n+1)]
for i in range(m):
a,b=map(int,input().split())
pairs[b].append(a)
for i in range(n-1,-1,-1):
if N[l[i]]==n-1-i-ans and i!=n-1:
ans+=1
... | output | 1 | 57,196 | 14 | 114,393 |
Provide tags and a correct Python 3 solution for this coding contest problem.
At the big break Nastya came to the school dining room. There are n pupils in the school, numbered from 1 to n. Unfortunately, Nastya came pretty late, so that all pupils had already stood in the queue, i.e. Nastya took the last place in the... | instruction | 0 | 57,197 | 14 | 114,394 |
Tags: greedy
Correct Solution:
```
n, m = map(int, input().split())
p = list([int(s)-1 for s in input().split()])
nastya = p[-1]
good = [False] * n
swaps = [[] for _ in range(n)]
counts = [0] * n
for _ in range(m):
u, v = map(int, input().split())
u-=1
v-=1
if v==nastya:
good[u] = True
else:
swaps[v].appen... | output | 1 | 57,197 | 14 | 114,395 |
Provide tags and a correct Python 3 solution for this coding contest problem.
At the big break Nastya came to the school dining room. There are n pupils in the school, numbered from 1 to n. Unfortunately, Nastya came pretty late, so that all pupils had already stood in the queue, i.e. Nastya took the last place in the... | instruction | 0 | 57,198 | 14 | 114,396 |
Tags: greedy
Correct Solution:
```
#Code by Sounak, IIESTS
#------------------------------warmup----------------------------
import os
import sys
import math
from io import BytesIO, IOBase
from fractions import Fraction
from collections import defaultdict
from itertools import permutations
BUFSIZE = 8192
class ... | output | 1 | 57,198 | 14 | 114,397 |
Provide tags and a correct Python 3 solution for this coding contest problem.
At the big break Nastya came to the school dining room. There are n pupils in the school, numbered from 1 to n. Unfortunately, Nastya came pretty late, so that all pupils had already stood in the queue, i.e. Nastya took the last place in the... | instruction | 0 | 57,199 | 14 | 114,398 |
Tags: greedy
Correct Solution:
```
# Testing
# https://codeforces.com/contest/1136/submission/51182491
# with quick input
import os
from io import BytesIO
input = BytesIO(os.read(0, os.fstat(0).st_size)).readline
ii = lambda: int(input())
mi = lambda: map(int, input().split())
li = lambda: list(mi())
n, m = mi()
a = ... | output | 1 | 57,199 | 14 | 114,399 |
Provide tags and a correct Python 3 solution for this coding contest problem.
At the big break Nastya came to the school dining room. There are n pupils in the school, numbered from 1 to n. Unfortunately, Nastya came pretty late, so that all pupils had already stood in the queue, i.e. Nastya took the last place in the... | instruction | 0 | 57,200 | 14 | 114,400 |
Tags: greedy
Correct Solution:
```
import sys
input = sys.stdin.readline
print = sys.stdout.write
n,m=map(int,input().split())
q=list(map(int,input().split()))
pos={}
for i in range(n):
pos[q[i]-1]=i
drt={}
for i in range(n):
drt[i]=0
part=set()
for i in range(m):
u,v=map(int,input().split())
if pos[u-1]<pos[v-1]:
... | output | 1 | 57,200 | 14 | 114,401 |
Provide tags and a correct Python 3 solution for this coding contest problem.
At the big break Nastya came to the school dining room. There are n pupils in the school, numbered from 1 to n. Unfortunately, Nastya came pretty late, so that all pupils had already stood in the queue, i.e. Nastya took the last place in the... | instruction | 0 | 57,201 | 14 | 114,402 |
Tags: greedy
Correct Solution:
```
def readLine():
a = input()
return [int(i) for i in a.split(' ')]
nm = readLine()
n, m = nm[0], nm[1]
a = readLine()
pos = [0 for _ in range(n + 1)]
for i, val in enumerate(a):
pos[val] = i
g = [[] for _ in range(n + 1)]
for i in range(m):
xy = readLine()
x, y = xy[0], xy[1]
g[... | output | 1 | 57,201 | 14 | 114,403 |
Provide tags and a correct Python 3 solution for this coding contest problem.
At the big break Nastya came to the school dining room. There are n pupils in the school, numbered from 1 to n. Unfortunately, Nastya came pretty late, so that all pupils had already stood in the queue, i.e. Nastya took the last place in the... | instruction | 0 | 57,202 | 14 | 114,404 |
Tags: greedy
Correct Solution:
```
import sys
import heapq
import math
from enum import Enum
lines = sys.stdin.read().splitlines()
n, m = map(int, lines[0].split(' '))
positionToNumber = [int(x)-1 for x in lines[1].split(' ')]
numberToPosition = [0]*n
for i in range(0, len(positionToNumber)):
numberToPosition[pos... | output | 1 | 57,202 | 14 | 114,405 |
Provide tags and a correct Python 3 solution for this coding contest problem.
At the big break Nastya came to the school dining room. There are n pupils in the school, numbered from 1 to n. Unfortunately, Nastya came pretty late, so that all pupils had already stood in the queue, i.e. Nastya took the last place in the... | instruction | 0 | 57,203 | 14 | 114,406 |
Tags: greedy
Correct Solution:
```
# SHRi GANESHA author: Kunal Verma #
import os
import sys
from bisect import bisect_left, bisect_right
from collections import Counter, defaultdict
from functools import reduce
from io import BytesIO, IOBase
from itertools import combinations
from math import gcd, inf, sqrt, ceil... | output | 1 | 57,203 | 14 | 114,407 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
At the big break Nastya came to the school dining room. There are n pupils in the school, numbered from 1 to n. Unfortunately, Nastya came pretty late, so that all pupils had already stood in th... | instruction | 0 | 57,204 | 14 | 114,408 |
Yes | output | 1 | 57,204 | 14 | 114,409 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
At the big break Nastya came to the school dining room. There are n pupils in the school, numbered from 1 to n. Unfortunately, Nastya came pretty late, so that all pupils had already stood in th... | instruction | 0 | 57,205 | 14 | 114,410 |
Yes | output | 1 | 57,205 | 14 | 114,411 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
At the big break Nastya came to the school dining room. There are n pupils in the school, numbered from 1 to n. Unfortunately, Nastya came pretty late, so that all pupils had already stood in th... | instruction | 0 | 57,206 | 14 | 114,412 |
Yes | output | 1 | 57,206 | 14 | 114,413 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
At the big break Nastya came to the school dining room. There are n pupils in the school, numbered from 1 to n. Unfortunately, Nastya came pretty late, so that all pupils had already stood in th... | instruction | 0 | 57,207 | 14 | 114,414 |
Yes | output | 1 | 57,207 | 14 | 114,415 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
At the big break Nastya came to the school dining room. There are n pupils in the school, numbered from 1 to n. Unfortunately, Nastya came pretty late, so that all pupils had already stood in th... | instruction | 0 | 57,208 | 14 | 114,416 |
No | output | 1 | 57,208 | 14 | 114,417 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
At the big break Nastya came to the school dining room. There are n pupils in the school, numbered from 1 to n. Unfortunately, Nastya came pretty late, so that all pupils had already stood in th... | instruction | 0 | 57,209 | 14 | 114,418 |
No | output | 1 | 57,209 | 14 | 114,419 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
At the big break Nastya came to the school dining room. There are n pupils in the school, numbered from 1 to n. Unfortunately, Nastya came pretty late, so that all pupils had already stood in th... | instruction | 0 | 57,210 | 14 | 114,420 |
No | output | 1 | 57,210 | 14 | 114,421 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
At the big break Nastya came to the school dining room. There are n pupils in the school, numbered from 1 to n. Unfortunately, Nastya came pretty late, so that all pupils had already stood in th... | instruction | 0 | 57,211 | 14 | 114,422 |
No | output | 1 | 57,211 | 14 | 114,423 |
Provide tags and a correct Python 3 solution for this coding contest problem.
In the rush of modern life, people often forget how beautiful the world is. The time to enjoy those around them is so little that some even stand in queues to several rooms at the same time in the clinic, running from one queue to another.
... | instruction | 0 | 57,428 | 14 | 114,856 |
Tags: dfs and similar, dp
Correct Solution:
```
import math
import sys
from bisect import bisect_right, bisect_left, insort_right
from collections import Counter, defaultdict
from heapq import heappop, heappush
from itertools import accumulate, permutations
from sys import stdout
R = lambda: map(int, input().split())
... | output | 1 | 57,428 | 14 | 114,857 |
Provide tags and a correct Python 3 solution for this coding contest problem.
In the rush of modern life, people often forget how beautiful the world is. The time to enjoy those around them is so little that some even stand in queues to several rooms at the same time in the clinic, running from one queue to another.
... | instruction | 0 | 57,429 | 14 | 114,858 |
Tags: dfs and similar, dp
Correct Solution:
```
def put(): return map(int, input().split())
n,x = put()
a = list(put())
parent = list(range(n+1))
for i in range(n):
if a[i]!=0:
parent[a[i]] = i+1
cnt = []
z = 0
#print(parent)
for i in range(n):
if a[i]==0:
j = i+1
c = 1
found ... | output | 1 | 57,429 | 14 | 114,859 |
Provide tags and a correct Python 3 solution for this coding contest problem.
In the rush of modern life, people often forget how beautiful the world is. The time to enjoy those around them is so little that some even stand in queues to several rooms at the same time in the clinic, running from one queue to another.
... | instruction | 0 | 57,430 | 14 | 114,860 |
Tags: dfs and similar, dp
Correct Solution:
```
def f(x, p):
q = []
while x:
q.append(x)
x = p[x]
return q
from collections import defaultdict
n, k = map(int, input().split())
t = list(map(int, input().split()))
p = [0] * (n + 1)
for i, j in enumerate(t, 1):
p[j] = i
p = [f(i, p) for i, ... | output | 1 | 57,430 | 14 | 114,861 |
Provide tags and a correct Python 3 solution for this coding contest problem.
In the rush of modern life, people often forget how beautiful the world is. The time to enjoy those around them is so little that some even stand in queues to several rooms at the same time in the clinic, running from one queue to another.
... | instruction | 0 | 57,431 | 14 | 114,862 |
Tags: dfs and similar, dp
Correct Solution:
```
import sys
sys.setrecursionlimit(100000)
def solve():
n, x, = rv()
x -= 1
a, = rl(1)
a = [val - 1 for val in a]
nxt = [True] * n
index = [-1] * n
for i in range(len(a)):
index[i] = get(i, a, nxt)
curindex = index[x] - 1
others =... | output | 1 | 57,431 | 14 | 114,863 |
Provide tags and a correct Python 3 solution for this coding contest problem.
In the rush of modern life, people often forget how beautiful the world is. The time to enjoy those around them is so little that some even stand in queues to several rooms at the same time in the clinic, running from one queue to another.
... | instruction | 0 | 57,432 | 14 | 114,864 |
Tags: dfs and similar, dp
Correct Solution:
```
#!/usr/bin/env python3
# -*- coding: utf-8 -*-
import collections
def find(parents, i):
if parents[i] == i:
return i
result = find(parents, parents[i])
parents[i] = result
return result
def union(parents, i, j):
i, j = find(parents, i), f... | output | 1 | 57,432 | 14 | 114,865 |
Provide tags and a correct Python 3 solution for this coding contest problem.
In the rush of modern life, people often forget how beautiful the world is. The time to enjoy those around them is so little that some even stand in queues to several rooms at the same time in the clinic, running from one queue to another.
... | instruction | 0 | 57,433 | 14 | 114,866 |
Tags: dfs and similar, dp
Correct Solution:
```
import sys
sys.setrecursionlimit(100000)
def solve():
n, x, = rv()
x -= 1
a, = rl(1)
a = [val - 1 for val in a]
nxt = [True] * n
index = [-1] * n
for i in range(len(a)):
index[i] = get(i, a, nxt)
curindex = index[x] - 1
others =... | output | 1 | 57,433 | 14 | 114,867 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
In the rush of modern life, people often forget how beautiful the world is. The time to enjoy those around them is so little that some even stand in queues to several rooms at the same time in t... | instruction | 0 | 57,434 | 14 | 114,868 |
No | output | 1 | 57,434 | 14 | 114,869 |
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