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 |
|---|---|---|---|---|---|
Provide tags and a correct Python 3 solution for this coding contest problem.
Woken up by the alarm clock Igor the financial analyst hurried up to the work. He ate his breakfast and sat in his car. Sadly, when he opened his GPS navigator, he found that some of the roads in Bankopolis, the city where he lives, are clos... | instruction | 0 | 72,208 | 1 | 144,416 |
Tags: dfs and similar, graphs, implementation, shortest paths
Correct Solution:
```
from typing import List, Set, Dict
def map2home(n: int, m: int, map_in: List[List[str]], turns: int) -> List[list]:
def validate(i, j):
return True if 0 <= i < n and 0 <= j < m and map_in[i][j] != -1 else False
def check(i, j, c... | output | 1 | 72,208 | 1 | 144,417 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Woken up by the alarm clock Igor the financial analyst hurried up to the work. He ate his breakfast and sat in his car. Sadly, when he opened his GPS navigator, he found that some of the roads i... | instruction | 0 | 72,209 | 1 | 144,418 |
Yes | output | 1 | 72,209 | 1 | 144,419 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Woken up by the alarm clock Igor the financial analyst hurried up to the work. He ate his breakfast and sat in his car. Sadly, when he opened his GPS navigator, he found that some of the roads i... | instruction | 0 | 72,210 | 1 | 144,420 |
Yes | output | 1 | 72,210 | 1 | 144,421 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Woken up by the alarm clock Igor the financial analyst hurried up to the work. He ate his breakfast and sat in his car. Sadly, when he opened his GPS navigator, he found that some of the roads i... | instruction | 0 | 72,211 | 1 | 144,422 |
Yes | output | 1 | 72,211 | 1 | 144,423 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Woken up by the alarm clock Igor the financial analyst hurried up to the work. He ate his breakfast and sat in his car. Sadly, when he opened his GPS navigator, he found that some of the roads i... | instruction | 0 | 72,212 | 1 | 144,424 |
Yes | output | 1 | 72,212 | 1 | 144,425 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Woken up by the alarm clock Igor the financial analyst hurried up to the work. He ate his breakfast and sat in his car. Sadly, when he opened his GPS navigator, he found that some of the roads i... | instruction | 0 | 72,213 | 1 | 144,426 |
No | output | 1 | 72,213 | 1 | 144,427 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Woken up by the alarm clock Igor the financial analyst hurried up to the work. He ate his breakfast and sat in his car. Sadly, when he opened his GPS navigator, he found that some of the roads i... | instruction | 0 | 72,214 | 1 | 144,428 |
No | output | 1 | 72,214 | 1 | 144,429 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Woken up by the alarm clock Igor the financial analyst hurried up to the work. He ate his breakfast and sat in his car. Sadly, when he opened his GPS navigator, he found that some of the roads i... | instruction | 0 | 72,215 | 1 | 144,430 |
No | output | 1 | 72,215 | 1 | 144,431 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Woken up by the alarm clock Igor the financial analyst hurried up to the work. He ate his breakfast and sat in his car. Sadly, when he opened his GPS navigator, he found that some of the roads i... | instruction | 0 | 72,216 | 1 | 144,432 |
No | output | 1 | 72,216 | 1 | 144,433 |
Provide a correct Python 3 solution for this coding contest problem.
There are N sightseeing spots on the x-axis, numbered 1, 2, ..., N. Spot i is at the point with coordinate A_i. It costs |a - b| yen (the currency of Japan) to travel from a point with coordinate a to another point with coordinate b along the axis.
... | instruction | 0 | 72,352 | 1 | 144,704 |
"Correct Solution:
```
N = int(input())
a = list(map(int,input().split(" ")))
a.append(0)
a.insert(0,0)
dis = 0
for i in range(N+1):
dis += (abs(a[i+1] - a[i]))
for i in range(N):
ans = dis - abs(a[i+1] - a[i]) - abs(a[i+2] - a[i+1]) + abs(a[i+2] - a[i])
print(ans)
``` | output | 1 | 72,352 | 1 | 144,705 |
Provide a correct Python 3 solution for this coding contest problem.
There are N sightseeing spots on the x-axis, numbered 1, 2, ..., N. Spot i is at the point with coordinate A_i. It costs |a - b| yen (the currency of Japan) to travel from a point with coordinate a to another point with coordinate b along the axis.
... | instruction | 0 | 72,353 | 1 | 144,706 |
"Correct Solution:
```
n=int(input())
a=list(map(int,input().split()))
cs=abs(a[0])
a.append(0)
for i in range(n):
cs+=abs(a[i]-a[i+1])
print(cs-abs(a[0])-abs(a[0]-a[1])+abs(a[1]))
for i in range(1,n):
print(cs-abs(a[i-1]-a[i])-abs(a[i]-a[i+1])+abs(a[i-1]-a[i+1]))
``` | output | 1 | 72,353 | 1 | 144,707 |
Provide a correct Python 3 solution for this coding contest problem.
There are N sightseeing spots on the x-axis, numbered 1, 2, ..., N. Spot i is at the point with coordinate A_i. It costs |a - b| yen (the currency of Japan) to travel from a point with coordinate a to another point with coordinate b along the axis.
... | instruction | 0 | 72,354 | 1 | 144,708 |
"Correct Solution:
```
n = int(input())
ai = list(map(int,input().split()))
a = [0]
for i in ai:
a.append(i)
al = [0] * (n+1)
for i in range(n+1):
al[i] = abs(a[(i+1)%(n+1)] - a[i])
s = sum(al)
for i in range(1,n+1):
print(s-al[i-1]-al[i]+abs(a[(i+1)%(n+1)]-a[i-1]))
``` | output | 1 | 72,354 | 1 | 144,709 |
Provide a correct Python 3 solution for this coding contest problem.
There are N sightseeing spots on the x-axis, numbered 1, 2, ..., N. Spot i is at the point with coordinate A_i. It costs |a - b| yen (the currency of Japan) to travel from a point with coordinate a to another point with coordinate b along the axis.
... | instruction | 0 | 72,355 | 1 | 144,710 |
"Correct Solution:
```
def i1():
return int(input())
def i2():
return [int(i) for i in input().split()]
n=i1()
a=[0]+i2()+[0]
b=[]
c=0
d=[]
for i in range(n+1):
b.append(abs(a[i]-a[i+1]))
c+=b[-1]
if i<n:d.append(abs(a[i]-a[i+2]))
for i in range(n):
print(c-b[i]-b[i+1]+d[i])
``` | output | 1 | 72,355 | 1 | 144,711 |
Provide a correct Python 3 solution for this coding contest problem.
There are N sightseeing spots on the x-axis, numbered 1, 2, ..., N. Spot i is at the point with coordinate A_i. It costs |a - b| yen (the currency of Japan) to travel from a point with coordinate a to another point with coordinate b along the axis.
... | instruction | 0 | 72,356 | 1 | 144,712 |
"Correct Solution:
```
N = int(input())
A = list(map(int, input().split()))
A = [0] + A + [0]
cost = [abs(A[i+1] - A[i]) for i in range(N+1)]
cost_sum = sum(cost)
for i in range(N):
ans = cost_sum - cost[i] - cost[i+1]
ans += abs(A[i]-A[i+2])
print(ans)
``` | output | 1 | 72,356 | 1 | 144,713 |
Provide a correct Python 3 solution for this coding contest problem.
There are N sightseeing spots on the x-axis, numbered 1, 2, ..., N. Spot i is at the point with coordinate A_i. It costs |a - b| yen (the currency of Japan) to travel from a point with coordinate a to another point with coordinate b along the axis.
... | instruction | 0 | 72,357 | 1 | 144,714 |
"Correct Solution:
```
n = int(input())
a = [0] + list(map(int, input().split())) + [0]
move = [abs(a[i - 1] - a[i]) for i in range(1, n + 2)]
msum = sum(move)
for i in range(1, n + 1):
tmp = - move[i - 1] - move[i] + abs(a[i - 1] - a[i + 1])
print(msum + tmp)
``` | output | 1 | 72,357 | 1 | 144,715 |
Provide a correct Python 3 solution for this coding contest problem.
There are N sightseeing spots on the x-axis, numbered 1, 2, ..., N. Spot i is at the point with coordinate A_i. It costs |a - b| yen (the currency of Japan) to travel from a point with coordinate a to another point with coordinate b along the axis.
... | instruction | 0 | 72,358 | 1 | 144,716 |
"Correct Solution:
```
N = int(input())
A = list(map(int, input().split()))
A = [0] + A + [0]
D = [abs(A[i + 1] - A[i]) for i in range(len(A) - 1)]
total = sum(D)
for i in range(1, N + 1):
res = total + abs(A[i + 1] - A[i - 1])
res -= abs(A[i + 1] - A[i]) + abs(A[i] - A[i - 1])
print(res)
``` | output | 1 | 72,358 | 1 | 144,717 |
Provide a correct Python 3 solution for this coding contest problem.
There are N sightseeing spots on the x-axis, numbered 1, 2, ..., N. Spot i is at the point with coordinate A_i. It costs |a - b| yen (the currency of Japan) to travel from a point with coordinate a to another point with coordinate b along the axis.
... | instruction | 0 | 72,359 | 1 | 144,718 |
"Correct Solution:
```
n = int(input())
a = list(map(int, input().split()))
aa = [0] + a + [0]
d = [0]*(n+1)
for i in range(n+1):
d[i] = abs(aa[i]-aa[i+1])
s = sum(d)
for i in range(n):
print(s - d[i] - d[i+1] + abs(aa[i+2]-aa[i]))
``` | output | 1 | 72,359 | 1 | 144,719 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N sightseeing spots on the x-axis, numbered 1, 2, ..., N. Spot i is at the point with coordinate A_i. It costs |a - b| yen (the currency of Japan) to travel from a point with coordinat... | instruction | 0 | 72,360 | 1 | 144,720 |
Yes | output | 1 | 72,360 | 1 | 144,721 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N sightseeing spots on the x-axis, numbered 1, 2, ..., N. Spot i is at the point with coordinate A_i. It costs |a - b| yen (the currency of Japan) to travel from a point with coordinat... | instruction | 0 | 72,361 | 1 | 144,722 |
Yes | output | 1 | 72,361 | 1 | 144,723 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N sightseeing spots on the x-axis, numbered 1, 2, ..., N. Spot i is at the point with coordinate A_i. It costs |a - b| yen (the currency of Japan) to travel from a point with coordinat... | instruction | 0 | 72,362 | 1 | 144,724 |
Yes | output | 1 | 72,362 | 1 | 144,725 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N sightseeing spots on the x-axis, numbered 1, 2, ..., N. Spot i is at the point with coordinate A_i. It costs |a - b| yen (the currency of Japan) to travel from a point with coordinat... | instruction | 0 | 72,363 | 1 | 144,726 |
Yes | output | 1 | 72,363 | 1 | 144,727 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N sightseeing spots on the x-axis, numbered 1, 2, ..., N. Spot i is at the point with coordinate A_i. It costs |a - b| yen (the currency of Japan) to travel from a point with coordinat... | instruction | 0 | 72,364 | 1 | 144,728 |
No | output | 1 | 72,364 | 1 | 144,729 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N sightseeing spots on the x-axis, numbered 1, 2, ..., N. Spot i is at the point with coordinate A_i. It costs |a - b| yen (the currency of Japan) to travel from a point with coordinat... | instruction | 0 | 72,365 | 1 | 144,730 |
No | output | 1 | 72,365 | 1 | 144,731 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N sightseeing spots on the x-axis, numbered 1, 2, ..., N. Spot i is at the point with coordinate A_i. It costs |a - b| yen (the currency of Japan) to travel from a point with coordinat... | instruction | 0 | 72,366 | 1 | 144,732 |
No | output | 1 | 72,366 | 1 | 144,733 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N sightseeing spots on the x-axis, numbered 1, 2, ..., N. Spot i is at the point with coordinate A_i. It costs |a - b| yen (the currency of Japan) to travel from a point with coordinat... | instruction | 0 | 72,367 | 1 | 144,734 |
No | output | 1 | 72,367 | 1 | 144,735 |
Provide a correct Python 3 solution for this coding contest problem.
In the year 2168, AtCoder Inc., which is much larger than now, is starting a limited express train service called AtCoder Express.
In the plan developed by the president Takahashi, the trains will run as follows:
* A train will run for (t_1 + t_2 +... | instruction | 0 | 72,368 | 1 | 144,736 |
"Correct Solution:
```
n = int(input())
t = list(map(int, input().split()))
v = list(map(int, input().split()))
runtime = sum(t)
speed = [0] * (runtime*2+1)
now_t, now_v = 0,0
for ti,vi in zip(t,v):
for i in range(now_t*2+1,now_t*2+ti*2+1):
next_v = min(now_v+0.5, vi)
speed[i] = next_v
now_v = next_v
no... | output | 1 | 72,368 | 1 | 144,737 |
Provide a correct Python 3 solution for this coding contest problem.
In the year 2168, AtCoder Inc., which is much larger than now, is starting a limited express train service called AtCoder Express.
In the plan developed by the president Takahashi, the trains will run as follows:
* A train will run for (t_1 + t_2 +... | instruction | 0 | 72,369 | 1 | 144,738 |
"Correct Solution:
```
N = int(input())
T = [int(i) for i in input().split()]
V = [int(i) for i in input().split()]
T_p = [0,0]
temp = 0
for tt in T:
temp += tt
T_p.append(temp)
T_p.append(temp)
Tmax = temp
def vv(i,tt):
a = T_p[i]
b = T_p[i + 1]
if i == 0 or i == N + 1:
vmax = 0
else... | output | 1 | 72,369 | 1 | 144,739 |
Provide a correct Python 3 solution for this coding contest problem.
In the year 2168, AtCoder Inc., which is much larger than now, is starting a limited express train service called AtCoder Express.
In the plan developed by the president Takahashi, the trains will run as follows:
* A train will run for (t_1 + t_2 +... | instruction | 0 | 72,370 | 1 | 144,740 |
"Correct Solution:
```
N = int(input())
tli = [ int(it)*2 for it in input().split() ]
vli = [ int(it)*2 for it in input().split() ]
vmax = [0]
for i in range(len(tli)):
tmp = vmax.pop()
vmax.append( min(tmp,vli[i]) )
vmax.extend( [vli[i]]*(tli[i]) )
vmax[-1]=(0)
vmax[0]=0
T = len( vmax ) - 1
for j in range( 10... | output | 1 | 72,370 | 1 | 144,741 |
Provide a correct Python 3 solution for this coding contest problem.
In the year 2168, AtCoder Inc., which is much larger than now, is starting a limited express train service called AtCoder Express.
In the plan developed by the president Takahashi, the trains will run as follows:
* A train will run for (t_1 + t_2 +... | instruction | 0 | 72,371 | 1 | 144,742 |
"Correct Solution:
```
import sys
sys.setrecursionlimit(10000000)
MOD = 10 ** 9 + 7
INF = 10 ** 15
N = int(input())
T = list(map(int,input().split()))
V = list(map(int,input().split()))
def calc_area(v1,v2,t,lim):
if v1 > v2:
v1,v2 = v2,v1
if v2 == lim:
if lim - v1 < t:
return t*li... | output | 1 | 72,371 | 1 | 144,743 |
Provide a correct Python 3 solution for this coding contest problem.
In the year 2168, AtCoder Inc., which is much larger than now, is starting a limited express train service called AtCoder Express.
In the plan developed by the president Takahashi, the trains will run as follows:
* A train will run for (t_1 + t_2 +... | instruction | 0 | 72,372 | 1 | 144,744 |
"Correct Solution:
```
'''
38分あたり
https://www.youtube.com/watch?v=T1zXzsoK268
'''
def input_num_list(): return list(map(int, input().split()))
n = int(input())
t = input_num_list()
T = sum(t)
v = input_num_list()
maxv = [100 for _ in range(2 * T + 1)]
maxv[0] = 0
maxv[2 * T] = 0
t_l, t_r = 0, 0
for i in range(n):
... | output | 1 | 72,372 | 1 | 144,745 |
Provide a correct Python 3 solution for this coding contest problem.
In the year 2168, AtCoder Inc., which is much larger than now, is starting a limited express train service called AtCoder Express.
In the plan developed by the president Takahashi, the trains will run as follows:
* A train will run for (t_1 + t_2 +... | instruction | 0 | 72,373 | 1 | 144,746 |
"Correct Solution:
```
# -*- coding: utf-8 -*-
from itertools import accumulate
N = int(input())
T = list(map(int, input().split()))
V = list(map(int, input().split()))
clock = [0] + list(accumulate(T))
t_sum = sum(T)
mn_f = 0
ans = 0
for t in range(2 * t_sum):
t /= 2
mn = min(t, t_sum - t)
for i in rang... | output | 1 | 72,373 | 1 | 144,747 |
Provide a correct Python 3 solution for this coding contest problem.
In the year 2168, AtCoder Inc., which is much larger than now, is starting a limited express train service called AtCoder Express.
In the plan developed by the president Takahashi, the trains will run as follows:
* A train will run for (t_1 + t_2 +... | instruction | 0 | 72,374 | 1 | 144,748 |
"Correct Solution:
```
N = int(input())
T = list(map(lambda t: int(t) * 10, input().split()))
V = list(map(int, input().split())) + [0]
R = sum(T)
maxSpeed = [10**18] * (R + 1)
maxSpeed[0] = 0
maxSpeed[R] = 0
now = 0
for i, t in enumerate(T):
now += t
maxSpeed[now] = min(V[i], V[i + 1])
now = 0
for v, t in zi... | output | 1 | 72,374 | 1 | 144,749 |
Provide a correct Python 3 solution for this coding contest problem.
In the year 2168, AtCoder Inc., which is much larger than now, is starting a limited express train service called AtCoder Express.
In the plan developed by the president Takahashi, the trains will run as follows:
* A train will run for (t_1 + t_2 +... | instruction | 0 | 72,375 | 1 | 144,750 |
"Correct Solution:
```
N = int(input())
T = list(map(int, input().split()))
V = list(map(int, input().split()))
V = [0] + V + [0]
# 0.前処理
# N+2個の条件をつくる
left = [0]
right = [0]
for i in range(N):
left.append(right[i])
right.append(left[-1]+T[i])
left.append(right[-1])
right.append(right[-1])
INF = float(... | output | 1 | 72,375 | 1 | 144,751 |
Provide a correct Python 3 solution for this coding contest problem.
Bridge Removal
ICPC islands once had been a popular tourist destination. For nature preservation, however, the government decided to prohibit entrance to the islands, and to remove all the man-made structures there. The hardest part of the project i... | instruction | 0 | 72,445 | 1 | 144,890 |
"Correct Solution:
```
from sys import setrecursionlimit
setrecursionlimit(10 ** 8)
while True:
n = int(input())
if n == 0:
break
P = [int(i) for i in input().split()]
D = [int(i) for i in input().split()]
E = [list() for i in range(n + 1)]
for i, (p, c) in enumerate(zip(P, D), 2):
... | output | 1 | 72,445 | 1 | 144,891 |
Provide a correct Python 3 solution for this coding contest problem.
Bridge Removal
ICPC islands once had been a popular tourist destination. For nature preservation, however, the government decided to prohibit entrance to the islands, and to remove all the man-made structures there. The hardest part of the project i... | instruction | 0 | 72,446 | 1 | 144,892 |
"Correct Solution:
```
def solve():
from collections import deque
def dfs(start, turn=False):
path = deque()
path.append(start)
bridge_lengths = deque()
bridge_lengths.append(0)
unvisited = [True] * (n + 1)
unvisited[start] = False
r... | output | 1 | 72,446 | 1 | 144,893 |
Provide a correct Python 3 solution for this coding contest problem.
Bridge Removal
ICPC islands once had been a popular tourist destination. For nature preservation, however, the government decided to prohibit entrance to the islands, and to remove all the man-made structures there. The hardest part of the project i... | instruction | 0 | 72,447 | 1 | 144,894 |
"Correct Solution:
```
import math,string,itertools,fractions,heapq,collections,re,array,bisect,sys,random,time,copy,functools
sys.setrecursionlimit(10**7)
inf = 10**20
eps = 1.0 / 10**13
mod = 10**9+7
dd = [(-1,0),(0,1),(1,0),(0,-1)]
ddn = [(-1,0),(-1,1),(0,1),(1,1),(1,0),(1,-1),(0,-1),(-1,-1)]
def LI(): return [int... | output | 1 | 72,447 | 1 | 144,895 |
Provide a correct Python 3 solution for this coding contest problem.
Bridge Removal
ICPC islands once had been a popular tourist destination. For nature preservation, however, the government decided to prohibit entrance to the islands, and to remove all the man-made structures there. The hardest part of the project i... | instruction | 0 | 72,448 | 1 | 144,896 |
"Correct Solution:
```
while True:
n = int(input())
if n == 0:break
plst = list(map(int, input().split()))
dlst = list(map(int, input().split()))
edges = [[] for _ in range(n)]
for i in range(1, n):
edges[i].append((plst[i - 1] - 1, dlst[i - 1]))
edges[plst[i - 1] - 1].append((i,... | output | 1 | 72,448 | 1 | 144,897 |
Provide a correct Python 3 solution for this coding contest problem.
Bridge Removal
ICPC islands once had been a popular tourist destination. For nature preservation, however, the government decided to prohibit entrance to the islands, and to remove all the man-made structures there. The hardest part of the project i... | instruction | 0 | 72,449 | 1 | 144,898 |
"Correct Solution:
```
def solve():
from collections import deque
def bfs(start):
q = deque()
q.append(start)
unvisited = [True] * (n + 1)
unvisited[start] = False
distances = [0] * (n + 1)
while q:
x = q.popleft()
... | output | 1 | 72,449 | 1 | 144,899 |
Provide a correct Python 3 solution for this coding contest problem.
Bridge Removal
ICPC islands once had been a popular tourist destination. For nature preservation, however, the government decided to prohibit entrance to the islands, and to remove all the man-made structures there. The hardest part of the project i... | instruction | 0 | 72,450 | 1 | 144,900 |
"Correct Solution:
```
from collections import defaultdict, deque
while 1:
n = int(input())
if n == 0:
break
p = list(map(int, input().split()))
d = list(map(int, input().split()))
dic = defaultdict(int)
tree = [[] for i in range(n)]
for i in range(n - 1):
tree[i + 1].appe... | output | 1 | 72,450 | 1 | 144,901 |
Provide a correct Python 3 solution for this coding contest problem.
Bridge Removal
ICPC islands once had been a popular tourist destination. For nature preservation, however, the government decided to prohibit entrance to the islands, and to remove all the man-made structures there. The hardest part of the project i... | instruction | 0 | 72,451 | 1 | 144,902 |
"Correct Solution:
```
from heapq import heappush, heappop
def dijkstra(s):
d = [float("inf") for i in range(n)]
d[s] = 0
q = [(0,s)]
while q:
dx,x = heappop(q)
for y,c in v[x]:
if f[y] > 1:
if dx+c < d[y]:
d[y] = dx+c
h... | output | 1 | 72,451 | 1 | 144,903 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Bridge Removal
ICPC islands once had been a popular tourist destination. For nature preservation, however, the government decided to prohibit entrance to the islands, and to remove all the man-... | instruction | 0 | 72,452 | 1 | 144,904 |
No | output | 1 | 72,452 | 1 | 144,905 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Bridge Removal
ICPC islands once had been a popular tourist destination. For nature preservation, however, the government decided to prohibit entrance to the islands, and to remove all the man-... | instruction | 0 | 72,453 | 1 | 144,906 |
No | output | 1 | 72,453 | 1 | 144,907 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Bridge Removal
ICPC islands once had been a popular tourist destination. For nature preservation, however, the government decided to prohibit entrance to the islands, and to remove all the man-... | instruction | 0 | 72,454 | 1 | 144,908 |
No | output | 1 | 72,454 | 1 | 144,909 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Bridge Removal
ICPC islands once had been a popular tourist destination. For nature preservation, however, the government decided to prohibit entrance to the islands, and to remove all the man-... | instruction | 0 | 72,455 | 1 | 144,910 |
No | output | 1 | 72,455 | 1 | 144,911 |
Provide a correct Python 3 solution for this coding contest problem.
Convex polygon pillar industrial city
The Industrial Convex Pillar City (ICPC) is a city of buildings in the shape of several convex polygonal columns. You are about to walk through this city from your current location S to your destination T. The s... | instruction | 0 | 72,458 | 1 | 144,916 |
"Correct Solution:
```
from math import sin, cos, tan, radians
from heapq import heappush, heappop
import sys
readline = sys.stdin.readline
write = sys.stdout.write
def dot3(O, A, B):
ox, oy = O; ax, ay = A; bx, by = B
return (ax - ox) * (bx - ox) + (ay - oy) * (by - oy)
def cross3(O, A, B):
ox, oy = O; ax... | output | 1 | 72,458 | 1 | 144,917 |
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 | 72,535 | 1 | 145,070 |
Tags: brute force, greedy
Correct Solution:
```
import sys
from collections import defaultdict,deque
n,m=map(int,sys.stdin.readline().split())
dist=defaultdict(list)
sweet=defaultdict(list)
for i in range(m):
u,v=map(int,sys.stdin.readline().split())
sweet[u].append(v)
dist[u].append(0)
for i in sweet:
... | output | 1 | 72,535 | 1 | 145,071 |
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 | 72,536 | 1 | 145,072 |
Tags: brute force, greedy
Correct Solution:
```
from sys import stdin
from collections import deque
import heapq
def realDist(n,long):
out = []
dists = [x[0] + x[1] for x in long]
#print(dists)
d2 = [(-1, -1)] + sorted([(dists[x], long[x][0]) for x in range(len(long))])
before = 0
after ... | output | 1 | 72,536 | 1 | 145,073 |
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 | 72,537 | 1 | 145,074 |
Tags: brute force, greedy
Correct Solution:
```
n,m=map(int,input().split())
stations=[]
for i in range(n):
stations.append([])
for i in range(m):
a,b=map(int,input().split())
stations[a-1].append((b-a)%n)
maxes=[]
for i in range(n):
if len(stations[i])>0:
big=min(stations[i])
else:
... | output | 1 | 72,537 | 1 | 145,075 |
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 | 72,538 | 1 | 145,076 |
Tags: brute force, greedy
Correct Solution:
```
# import numpy as np
def dist(a, b):
return (b - a) % n
n, m = list(map(int, input().split(" ")))
sweets = {i: [] for i in range(n)}
for i in range(m):
s, t = list(map(int, input().split(" ")))
sweets[s - 1].append(t - 1)
t = {i: -1e6 for i in range(n)}
f... | output | 1 | 72,538 | 1 | 145,077 |
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 | 72,539 | 1 | 145,078 |
Tags: brute force, greedy
Correct Solution:
```
#Code by Sounak, IIESTS
#------------------------------warmup----------------------------
import os
import sys
import math
from io import BytesIO, IOBase
from fractions import Fraction
import collections
from itertools import permutations
BUFSIZE = 8192
class Fast... | output | 1 | 72,539 | 1 | 145,079 |
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