message stringlengths 2 22.8k | message_type stringclasses 2
values | message_id int64 0 1 | conversation_id int64 16 109k | cluster float64 1 1 | __index_level_0__ int64 32 217k |
|---|---|---|---|---|---|
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A famous sculptor Cicasso goes to a world tour!
Well, it is not actually a world-wide. But not everyone should have the opportunity to see works of sculptor, shouldn't he? Otherwise there will ... | instruction | 0 | 48,398 | 1 | 96,796 |
No | output | 1 | 48,398 | 1 | 96,797 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A famous sculptor Cicasso goes to a world tour!
Well, it is not actually a world-wide. But not everyone should have the opportunity to see works of sculptor, shouldn't he? Otherwise there will ... | instruction | 0 | 48,399 | 1 | 96,798 |
No | output | 1 | 48,399 | 1 | 96,799 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A famous sculptor Cicasso goes to a world tour!
Well, it is not actually a world-wide. But not everyone should have the opportunity to see works of sculptor, shouldn't he? Otherwise there will ... | instruction | 0 | 48,400 | 1 | 96,800 |
No | output | 1 | 48,400 | 1 | 96,801 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A famous sculptor Cicasso goes to a world tour!
Well, it is not actually a world-wide. But not everyone should have the opportunity to see works of sculptor, shouldn't he? Otherwise there will ... | instruction | 0 | 48,401 | 1 | 96,802 |
No | output | 1 | 48,401 | 1 | 96,803 |
Provide a correct Python 3 solution for this coding contest problem.
On an xy plane, in an area satisfying 0 ≤ x ≤ W, 0 ≤ y ≤ H, there is one house at each and every point where both x and y are integers.
There are unpaved roads between every pair of points for which either the x coordinates are equal and the differe... | instruction | 0 | 48,686 | 1 | 97,372 |
"Correct Solution:
```
import sys
input = sys.stdin.readline
W, H = map(int, input().split())
costs = []
for _ in range(W):
costs.append((int(input()), 0))
for _ in range(H):
costs.append((int(input()), 1))
costs.sort(key=lambda x: x[0])
h = H+1
w = W+1
ans = 0
for cost, flg in costs:
if flg == 0:
... | output | 1 | 48,686 | 1 | 97,373 |
Provide a correct Python 3 solution for this coding contest problem.
On an xy plane, in an area satisfying 0 ≤ x ≤ W, 0 ≤ y ≤ H, there is one house at each and every point where both x and y are integers.
There are unpaved roads between every pair of points for which either the x coordinates are equal and the differe... | instruction | 0 | 48,687 | 1 | 97,374 |
"Correct Solution:
```
import sys
input = sys.stdin.readline
W, H = map(int, input().split())
p = [int(input()) for i in range(W)]
q = [int(input()) for i in range(H)]
p.sort()
q.sort()
row = H + 1
col = W + 1
i = j = 0
ans = 0
while row > 1 or col > 1:
if i < W and (j == H or p[i] < q[j]):
ans += p[i] * r... | output | 1 | 48,687 | 1 | 97,375 |
Provide a correct Python 3 solution for this coding contest problem.
On an xy plane, in an area satisfying 0 ≤ x ≤ W, 0 ≤ y ≤ H, there is one house at each and every point where both x and y are integers.
There are unpaved roads between every pair of points for which either the x coordinates are equal and the differe... | instruction | 0 | 48,688 | 1 | 97,376 |
"Correct Solution:
```
import sys
input = lambda : sys.stdin.readline().rstrip()
sys.setrecursionlimit(max(1000, 10**9))
write = lambda x: sys.stdout.write(x+"\n")
w,h = list(map(int, input().split()))
p = [None]*(w+h)
for i in range(w):
p[i] = (int(input()), 0)
for j in range(h):
p[w+j] = (int(input()), 1)
p... | output | 1 | 48,688 | 1 | 97,377 |
Provide a correct Python 3 solution for this coding contest problem.
On an xy plane, in an area satisfying 0 ≤ x ≤ W, 0 ≤ y ≤ H, there is one house at each and every point where both x and y are integers.
There are unpaved roads between every pair of points for which either the x coordinates are equal and the differe... | instruction | 0 | 48,689 | 1 | 97,378 |
"Correct Solution:
```
def main():
import sys
input = sys.stdin.readline
from bisect import bisect_left, bisect_right
W, H = map(int, input().split())
P = [int(input()) for _ in range(W)]
P.sort()
Q = [int(input()) for _ in range(H)]
Q.sort()
ans = 0
for q in Q:
tmp =... | output | 1 | 48,689 | 1 | 97,379 |
Provide a correct Python 3 solution for this coding contest problem.
On an xy plane, in an area satisfying 0 ≤ x ≤ W, 0 ≤ y ≤ H, there is one house at each and every point where both x and y are integers.
There are unpaved roads between every pair of points for which either the x coordinates are equal and the differe... | instruction | 0 | 48,690 | 1 | 97,380 |
"Correct Solution:
```
import sys
input = sys.stdin.readline
from bisect import bisect_left, bisect_right
W, H = map(int, input().split())
P = [int(input()) for _ in range(W)]
P.sort()
Q = [int(input()) for _ in range(H)]
Q.sort()
ans = 0
for q in Q:
tmp = bisect_right(P, q)
# print ('tmp=', tmp)
ans +=... | output | 1 | 48,690 | 1 | 97,381 |
Provide a correct Python 3 solution for this coding contest problem.
On an xy plane, in an area satisfying 0 ≤ x ≤ W, 0 ≤ y ≤ H, there is one house at each and every point where both x and y are integers.
There are unpaved roads between every pair of points for which either the x coordinates are equal and the differe... | instruction | 0 | 48,691 | 1 | 97,382 |
"Correct Solution:
```
import sys
import heapq
from collections import defaultdict as dd
input = sys.stdin.readline
W, H = map(int, input().split())
pq = []
for _ in range(W): pq.append((int(input()), 0))
for _ in range(H): pq.append((int(input()), 1))
pq.sort(key = lambda x: -x[0])
a = W + 1
b = H + 1
res = 0
for _ in... | output | 1 | 48,691 | 1 | 97,383 |
Provide a correct Python 3 solution for this coding contest problem.
On an xy plane, in an area satisfying 0 ≤ x ≤ W, 0 ≤ y ≤ H, there is one house at each and every point where both x and y are integers.
There are unpaved roads between every pair of points for which either the x coordinates are equal and the differe... | instruction | 0 | 48,692 | 1 | 97,384 |
"Correct Solution:
```
W, H = map(int, input().split())
P = []
Q = []
for i in range(W):
P.append(int(input()))
for i in range(H):
Q.append(int(input()))
edges = []
for p in P:
edges.append((p, 0))
for q in Q:
edges.append((q, 1))
edges.sort()
def r(xy):
if xy == 0:
return 1
return 0
... | output | 1 | 48,692 | 1 | 97,385 |
Provide a correct Python 3 solution for this coding contest problem.
On an xy plane, in an area satisfying 0 ≤ x ≤ W, 0 ≤ y ≤ H, there is one house at each and every point where both x and y are integers.
There are unpaved roads between every pair of points for which either the x coordinates are equal and the differe... | instruction | 0 | 48,693 | 1 | 97,386 |
"Correct Solution:
```
W,H=map(int,input().split())
from heapq import heappush,heappop,heapify
p,q=[int(input()) for i in range(W)],[int(input()) for i in range(H)]
heapify(p),heapify(q)
r,i,j=0,W+1,H+1
while i>1 and j>1:
if p[0]<q[0]:
r+=heappop(p)*j
i-=1
else:
r+=heappop(q)*i
j... | output | 1 | 48,693 | 1 | 97,387 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
On an xy plane, in an area satisfying 0 ≤ x ≤ W, 0 ≤ y ≤ H, there is one house at each and every point where both x and y are integers.
There are unpaved roads between every pair of points for ... | instruction | 0 | 48,694 | 1 | 97,388 |
Yes | output | 1 | 48,694 | 1 | 97,389 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
On an xy plane, in an area satisfying 0 ≤ x ≤ W, 0 ≤ y ≤ H, there is one house at each and every point where both x and y are integers.
There are unpaved roads between every pair of points for ... | instruction | 0 | 48,695 | 1 | 97,390 |
Yes | output | 1 | 48,695 | 1 | 97,391 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
On an xy plane, in an area satisfying 0 ≤ x ≤ W, 0 ≤ y ≤ H, there is one house at each and every point where both x and y are integers.
There are unpaved roads between every pair of points for ... | instruction | 0 | 48,696 | 1 | 97,392 |
Yes | output | 1 | 48,696 | 1 | 97,393 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
On an xy plane, in an area satisfying 0 ≤ x ≤ W, 0 ≤ y ≤ H, there is one house at each and every point where both x and y are integers.
There are unpaved roads between every pair of points for ... | instruction | 0 | 48,697 | 1 | 97,394 |
Yes | output | 1 | 48,697 | 1 | 97,395 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
On an xy plane, in an area satisfying 0 ≤ x ≤ W, 0 ≤ y ≤ H, there is one house at each and every point where both x and y are integers.
There are unpaved roads between every pair of points for ... | instruction | 0 | 48,698 | 1 | 97,396 |
No | output | 1 | 48,698 | 1 | 97,397 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
On an xy plane, in an area satisfying 0 ≤ x ≤ W, 0 ≤ y ≤ H, there is one house at each and every point where both x and y are integers.
There are unpaved roads between every pair of points for ... | instruction | 0 | 48,699 | 1 | 97,398 |
No | output | 1 | 48,699 | 1 | 97,399 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
On an xy plane, in an area satisfying 0 ≤ x ≤ W, 0 ≤ y ≤ H, there is one house at each and every point where both x and y are integers.
There are unpaved roads between every pair of points for ... | instruction | 0 | 48,700 | 1 | 97,400 |
No | output | 1 | 48,700 | 1 | 97,401 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
On an xy plane, in an area satisfying 0 ≤ x ≤ W, 0 ≤ y ≤ H, there is one house at each and every point where both x and y are integers.
There are unpaved roads between every pair of points for ... | instruction | 0 | 48,701 | 1 | 97,402 |
No | output | 1 | 48,701 | 1 | 97,403 |
Provide a correct Python 3 solution for this coding contest problem.
There are various parking lots such as three-dimensional type and tower type in the city to improve the utilization efficiency of the parking lot. In some parking lots, a "two-stage parking device" as shown in the figure is installed in one parking s... | instruction | 0 | 48,718 | 1 | 97,436 |
"Correct Solution:
```
from collections import deque
def out(time, parking):
x = len(parking)
outs = []
for i in range(x):
for j in range(2):
if parking[i][j] != None:
parking[i][j][0] -= time
for i in range(x):
c1 = parking[i][0]
c2 = parking[i][1]
if c1 != None and c2 != None... | output | 1 | 48,718 | 1 | 97,437 |
Provide a correct Python 3 solution for this coding contest problem.
There are various parking lots such as three-dimensional type and tower type in the city to improve the utilization efficiency of the parking lot. In some parking lots, a "two-stage parking device" as shown in the figure is installed in one parking s... | instruction | 0 | 48,719 | 1 | 97,438 |
"Correct Solution:
```
from collections import deque
class Car:
def __init__(self, rem, ind):
self.ind = ind
self.rem = rem
class Part:
def __init__(self, i):
self.ind = i
self.top = None
self.und = None
self.sta = 0
self.rem = -1
def prog(self, time):
if self.top != None:
... | output | 1 | 48,719 | 1 | 97,439 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are n houses in a row. They are numbered from 1 to n in order from left to right. Initially you are in the house 1.
You have to perform k moves to other house. In one move you go from you... | instruction | 0 | 48,825 | 1 | 97,650 |
Yes | output | 1 | 48,825 | 1 | 97,651 |
Provide tags and a correct Python 3 solution for this coding contest problem.
This is an interactive problem.
In the Wonderful Metropolis of the Future, there is no need in subway train drivers. Due to the technological progress, they were replaced by the Artificial Intelligence (AI). Unfortunately, one day the predi... | instruction | 0 | 48,831 | 1 | 97,662 |
Tags: binary search, interactive, probabilities
Correct Solution:
```
import sys
import random
def ria():
return [int(i) for i in input().split()]
def ask(l, r):
print(l, r)
sys.stdout.flush()
return str(input()).startswith('Y')
def shrink():
global l, r, n
if (r - l <= 42):
return... | output | 1 | 48,831 | 1 | 97,663 |
Provide tags and a correct Python 3 solution for this coding contest problem.
This is an interactive problem.
In the Wonderful Metropolis of the Future, there is no need in subway train drivers. Due to the technological progress, they were replaced by the Artificial Intelligence (AI). Unfortunately, one day the predi... | instruction | 0 | 48,832 | 1 | 97,664 |
Tags: binary search, interactive, probabilities
Correct Solution:
```
#
import collections, atexit, math, sys, bisect
sys.setrecursionlimit(1000000)
def getIntList():
return list(map(int, input().split()))
try :
#raise ModuleNotFoundError
import numpy
def dprint(*args, **kwargs):
pr... | output | 1 | 48,832 | 1 | 97,665 |
Provide tags and a correct Python 3 solution for this coding contest problem.
This is an interactive problem.
In the Wonderful Metropolis of the Future, there is no need in subway train drivers. Due to the technological progress, they were replaced by the Artificial Intelligence (AI). Unfortunately, one day the predi... | instruction | 0 | 48,833 | 1 | 97,666 |
Tags: binary search, interactive, probabilities
Correct Solution:
```
import sys
input = sys.stdin.readline
from random import randint
def solve():
n, k = map(int, input().split())
l = 1
r = n
while True:
c = (l+r)//2
w1 = min(c+k,n)-max(l-k,1)
w2 = min(r+k,n)-max(c+1-k,1)
if max(w1, w2) + 1 >= r-l+1:
... | output | 1 | 48,833 | 1 | 97,667 |
Provide tags and a correct Python 3 solution for this coding contest problem.
This is an interactive problem.
In the Wonderful Metropolis of the Future, there is no need in subway train drivers. Due to the technological progress, they were replaced by the Artificial Intelligence (AI). Unfortunately, one day the predi... | instruction | 0 | 48,834 | 1 | 97,668 |
Tags: binary search, interactive, probabilities
Correct Solution:
```
import random
from sys import stdout
flus = stdout.flush
n,k = map(int, input().split())
l,r = 1,n
try1 = 50
while True:
if r-l>try1:
st = (l + r)//2
print(l,st)
flus
judge = input()
if judge == 'Bad':
... | output | 1 | 48,834 | 1 | 97,669 |
Provide tags and a correct Python 3 solution for this coding contest problem.
This is an interactive problem.
In the Wonderful Metropolis of the Future, there is no need in subway train drivers. Due to the technological progress, they were replaced by the Artificial Intelligence (AI). Unfortunately, one day the predi... | instruction | 0 | 48,835 | 1 | 97,670 |
Tags: binary search, interactive, probabilities
Correct Solution:
```
from random import randint
n, k = map(int, input().split())
MAX_TRIAL = 4500
left, right, mid = 1, n, max(1, n // 2)
inLeft = True
guessing, guess = False, -1
while True:
if not guessing:
if inLeft:
print(left, mid)
el... | output | 1 | 48,835 | 1 | 97,671 |
Provide tags and a correct Python 3 solution for this coding contest problem.
This is an interactive problem.
In the Wonderful Metropolis of the Future, there is no need in subway train drivers. Due to the technological progress, they were replaced by the Artificial Intelligence (AI). Unfortunately, one day the predi... | instruction | 0 | 48,836 | 1 | 97,672 |
Tags: binary search, interactive, probabilities
Correct Solution:
```
import random
def inside(l, r):
print(l, r)
return input() == 'Yes'
def solve():
num_stations, k = (int(x) for x in input().split())
end = num_stations
threshold = 5 * k + 2
a = 1
b = end
while True:
if b ... | output | 1 | 48,836 | 1 | 97,673 |
Provide tags and a correct Python 3 solution for this coding contest problem.
This is an interactive problem.
In the Wonderful Metropolis of the Future, there is no need in subway train drivers. Due to the technological progress, they were replaced by the Artificial Intelligence (AI). Unfortunately, one day the predi... | instruction | 0 | 48,837 | 1 | 97,674 |
Tags: binary search, interactive, probabilities
Correct Solution:
```
import random, sys
n,k=map(int,input().split(' '))
def ask(l, r):
print(l,r)
sys.stdout.flush()
ans=input()
if ans=="Bad":
sys.exit(0)
return ans=="Yes"
def f(l, r):
while r-l>5*max(1,k):
mid=(l+r)//2
if ask(l,mid):
l=max(1,l-k)
r... | output | 1 | 48,837 | 1 | 97,675 |
Provide tags and a correct Python 3 solution for this coding contest problem.
This is an interactive problem.
In the Wonderful Metropolis of the Future, there is no need in subway train drivers. Due to the technological progress, they were replaced by the Artificial Intelligence (AI). Unfortunately, one day the predi... | instruction | 0 | 48,838 | 1 | 97,676 |
Tags: binary search, interactive, probabilities
Correct Solution:
```
import random
n, k = map(int, input().split())
l, r = 1, n
while True:
if l+200 < r:
c = (l+r)//2
print(l, c, flush=True)
v = str(input())
if v == 'Yes':
l = max(1, l-k)
r = min(c+k, n)
... | output | 1 | 48,838 | 1 | 97,677 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
This is an interactive problem.
In the Wonderful Metropolis of the Future, there is no need in subway train drivers. Due to the technological progress, they were replaced by the Artificial Inte... | instruction | 0 | 48,839 | 1 | 97,678 |
Yes | output | 1 | 48,839 | 1 | 97,679 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
This is an interactive problem.
In the Wonderful Metropolis of the Future, there is no need in subway train drivers. Due to the technological progress, they were replaced by the Artificial Inte... | instruction | 0 | 48,840 | 1 | 97,680 |
Yes | output | 1 | 48,840 | 1 | 97,681 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
This is an interactive problem.
In the Wonderful Metropolis of the Future, there is no need in subway train drivers. Due to the technological progress, they were replaced by the Artificial Inte... | instruction | 0 | 48,841 | 1 | 97,682 |
Yes | output | 1 | 48,841 | 1 | 97,683 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
This is an interactive problem.
In the Wonderful Metropolis of the Future, there is no need in subway train drivers. Due to the technological progress, they were replaced by the Artificial Inte... | instruction | 0 | 48,842 | 1 | 97,684 |
Yes | output | 1 | 48,842 | 1 | 97,685 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
This is an interactive problem.
In the Wonderful Metropolis of the Future, there is no need in subway train drivers. Due to the technological progress, they were replaced by the Artificial Inte... | instruction | 0 | 48,843 | 1 | 97,686 |
No | output | 1 | 48,843 | 1 | 97,687 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
This is an interactive problem.
In the Wonderful Metropolis of the Future, there is no need in subway train drivers. Due to the technological progress, they were replaced by the Artificial Inte... | instruction | 0 | 48,844 | 1 | 97,688 |
No | output | 1 | 48,844 | 1 | 97,689 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
This is an interactive problem.
In the Wonderful Metropolis of the Future, there is no need in subway train drivers. Due to the technological progress, they were replaced by the Artificial Inte... | instruction | 0 | 48,845 | 1 | 97,690 |
No | output | 1 | 48,845 | 1 | 97,691 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
This is an interactive problem.
In the Wonderful Metropolis of the Future, there is no need in subway train drivers. Due to the technological progress, they were replaced by the Artificial Inte... | instruction | 0 | 48,846 | 1 | 97,692 |
No | output | 1 | 48,846 | 1 | 97,693 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Alice received a set of Toy Train™ from Bob. It consists of one train and a connected railway network of n stations, enumerated from 1 through n. The train occupies one station at a time and travels around the network of stations in a circul... | instruction | 0 | 48,873 | 1 | 97,746 |
Tags: brute force, greedy
Correct Solution:
```
n, m = [int(i) for i in input().split()]
A = [[int(i) for i in input().split()] for j in range(m)]
INF = 10 ** 9
mi = [INF] * (n+1)
cnt = [0] * (n+1)
for a, b in A:
cnt[a] += 1
mi[a] = min(mi[a], (b - a) % n)
ANS = []
for i in range(1, n+1):
ans = 0
for... | output | 1 | 48,873 | 1 | 97,747 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Alice received a set of Toy Train™ from Bob. It consists of one train and a connected railway network of n stations, enumerated from 1 through n. The train occupies one station at a time and travels around the network of stations in a circul... | instruction | 0 | 48,874 | 1 | 97,748 |
Tags: brute force, greedy
Correct Solution:
```
# -*- coding: utf-8 -*-
# @Time : 2019/2/27 12:04
# @Author : LunaFire
# @Email : gilgemesh2012@gmail.com
# @File : D2. Toy Train.py
from collections import defaultdict
def main():
n, m = map(int, input().split())
dest_dict = defaultdict(list)
for ... | output | 1 | 48,874 | 1 | 97,749 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Alice received a set of Toy Train™ from Bob. It consists of one train and a connected railway network of n stations, enumerated from 1 through n. The train occupies one station at a time and travels around the network of stations in a circul... | instruction | 0 | 48,875 | 1 | 97,750 |
Tags: brute force, greedy
Correct Solution:
```
MOD = 10**9 + 7
I = lambda:list(map(int,input().split()))
n, m = I()
ans = [0 for i in range(n)]
l = [[] for i in range(5001)]
for i in range(m):
a, b = I()
a -= 1
b -= 1
l[a].append(b)
# print(l[1])
for i in range(n):
l[i].sort(key = lambda x:(x - i)%n, reverse = T... | output | 1 | 48,875 | 1 | 97,751 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Alice received a set of Toy Train™ from Bob. It consists of one train and a connected railway network of n stations, enumerated from 1 through n. The train occupies one station at a time and travels around the network of stations in a circul... | instruction | 0 | 48,876 | 1 | 97,752 |
Tags: brute force, greedy
Correct Solution:
```
import typing
def _ceil_pow2(n: int) -> int:
x = 0
while (1 << x) < n:
x += 1
return x
def _bsf(n: int) -> int:
x = 0
while n % 2 == 0:
x += 1
n //= 2
return x
class SegTree:
def __init__(self,
op:... | output | 1 | 48,876 | 1 | 97,753 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Alice received a set of Toy Train™ from Bob. It consists of one train and a connected railway network of n stations, enumerated from 1 through n. The train occupies one station at a time and travels around the network of stations in a circul... | instruction | 0 | 48,877 | 1 | 97,754 |
Tags: brute force, greedy
Correct Solution:
```
n, m = map(int, input().split())
d = dict()
for i in range(m):
a, b = map(int, input().split())
a -= 1
b -= 1
if a in d:
d[a].append(b)
else:
d[a] = [b]
for i in d.keys():
d[i].sort()
times = [0 for i in range(n)]
for i in d.keys(... | output | 1 | 48,877 | 1 | 97,755 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Alice received a set of Toy Train™ from Bob. It consists of one train and a connected railway network of n stations, enumerated from 1 through n. The train occupies one station at a time and travels around the network of stations in a circul... | instruction | 0 | 48,878 | 1 | 97,756 |
Tags: brute force, greedy
Correct Solution:
```
import sys
n, m = map(int, input().split())
dist = [n]*n
candy_cnt = [0]*n
for a, b in (map(int, l.split()) for l in sys.stdin):
if a > b:
b += n
if dist[a-1] > b-a:
dist[a-1] = b-a
candy_cnt[a-1] += 1
dist *= 2
candy_cnt *= 2
ans = [0]*n
fo... | output | 1 | 48,878 | 1 | 97,757 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Alice received a set of Toy Train™ from Bob. It consists of one train and a connected railway network of n stations, enumerated from 1 through n. The train occupies one station at a time and travels around the network of stations in a circul... | instruction | 0 | 48,879 | 1 | 97,758 |
Tags: brute force, greedy
Correct Solution:
```
import sys
input = sys.stdin.readline
import bisect
n,m=map(int,input().split())
AB=[list(map(int,input().split())) for i in range(m)]
C=[[] for i in range(n+1)]
for a,b in AB:
C[a].append(b)
C2=[0]*(n+1)#初めてたどり着いた後にかかる時間
for i in range(1,n+1):
if C[i]==[]:... | output | 1 | 48,879 | 1 | 97,759 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Alice received a set of Toy Train™ from Bob. It consists of one train and a connected railway network of n stations, enumerated from 1 through n. The train occupies one station at a time and travels around the network of stations in a circul... | instruction | 0 | 48,880 | 1 | 97,760 |
Tags: brute force, greedy
Correct Solution:
```
N, M = map(int, input().split())
X = [0] * N
Y = [-N] * N
Z = [0] * N
for _ in range(M):
a, b = map(int, input().split())
a -= 1
b -= 1
X[a] += 1
if Y[a] < 0:
Y[a] = (b-a)%N
else:
Y[a] = min((b-a)%N, Y[a])
for i in range(N):
... | output | 1 | 48,880 | 1 | 97,761 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Alice received a set of Toy Train™ from Bob. It consists of one train and a connected railway network of n stations, enumerated from 1 through n. The train occupies one station at a time and tra... | instruction | 0 | 48,881 | 1 | 97,762 |
Yes | output | 1 | 48,881 | 1 | 97,763 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Alice received a set of Toy Train™ from Bob. It consists of one train and a connected railway network of n stations, enumerated from 1 through n. The train occupies one station at a time and tra... | instruction | 0 | 48,882 | 1 | 97,764 |
Yes | output | 1 | 48,882 | 1 | 97,765 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Alice received a set of Toy Train™ from Bob. It consists of one train and a connected railway network of n stations, enumerated from 1 through n. The train occupies one station at a time and tra... | instruction | 0 | 48,883 | 1 | 97,766 |
Yes | output | 1 | 48,883 | 1 | 97,767 |
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