message stringlengths 2 49.9k | message_type stringclasses 2
values | message_id int64 0 1 | conversation_id int64 446 108k | cluster float64 13 13 | __index_level_0__ int64 892 217k |
|---|---|---|---|---|---|
Provide tags and a correct Python 3 solution for this coding contest problem.
Gildong was hiking a mountain, walking by millions of trees. Inspired by them, he suddenly came up with an interesting idea for trees in data structures: What if we add another edge in a tree?
Then he found that such tree-like graphs are ca... | instruction | 0 | 77,677 | 13 | 155,354 |
Tags: data structures, dfs and similar, shortest paths, trees
Correct Solution:
```
"""
NTC here
"""
import sys
# reader = (s.rstrip() for s in sys.stdin)
# input = reader.__next__
inp = sys.stdin.readline
def input(): return inp().strip()
out = []
# flush = sys.stdout.flush
# import threading
# sys.setrecursionlim... | output | 1 | 77,677 | 13 | 155,355 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Gildong was hiking a mountain, walking by millions of trees. Inspired by them, he suddenly came up with an interesting idea for trees in data structures: What if we add another edge in a tree?
Then he found that such tree-like graphs are ca... | instruction | 0 | 77,678 | 13 | 155,356 |
Tags: data structures, dfs and similar, shortest paths, trees
Correct Solution:
```
# -*- coding: utf-8 -*-
import math
import collections
import bisect
import heapq
import time
import random
import itertools
import sys
from typing import List
from functools import lru_cache
"""
created by shhuan at 2020/3/18 19:28
"... | output | 1 | 77,678 | 13 | 155,357 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Gildong was hiking a mountain, walking by millions of trees. Inspired by them, he suddenly came up with an interesting idea for trees in data structures: What if we add another edge in a tree?
Then he found that such tree-like graphs are ca... | instruction | 0 | 77,679 | 13 | 155,358 |
Tags: data structures, dfs and similar, shortest paths, trees
Correct Solution:
```
import os
import sys
from io import BytesIO, IOBase
# region fastio
BUFSIZE = 8192
class FastIO(IOBase):
newlines = 0
def __init__(self, file):
self._fd = file.fileno()
self.buffer = BytesIO()
self.wri... | output | 1 | 77,679 | 13 | 155,359 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Gildong was hiking a mountain, walking by millions of trees. Inspired by them, he suddenly came up with an interesting idea for trees in data structures: What if we add another edge in a tree?
Then he found that such tree-like graphs are ca... | instruction | 0 | 77,680 | 13 | 155,360 |
Tags: data structures, dfs and similar, shortest paths, trees
Correct Solution:
```
import sys
input = sys.stdin.readline
N = int(input())
G = [set() for _ in range(N+1)]
for _ in range(N-1):
a, b = map(int, input().split())
G[a].add(b)
G[b].add(a)
S = [None]*(2*N-1)
F = [None]*(N+1)
stack = [1]
visited = ... | output | 1 | 77,680 | 13 | 155,361 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Gildong was hiking a mountain, walking by millions of trees. Inspired by them, he suddenly came up with an interesting idea for trees in data structures: What if we add another edge in a tree?
... | instruction | 0 | 77,681 | 13 | 155,362 |
Yes | output | 1 | 77,681 | 13 | 155,363 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Gildong was hiking a mountain, walking by millions of trees. Inspired by them, he suddenly came up with an interesting idea for trees in data structures: What if we add another edge in a tree?
... | instruction | 0 | 77,682 | 13 | 155,364 |
Yes | output | 1 | 77,682 | 13 | 155,365 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Gildong was hiking a mountain, walking by millions of trees. Inspired by them, he suddenly came up with an interesting idea for trees in data structures: What if we add another edge in a tree?
... | instruction | 0 | 77,683 | 13 | 155,366 |
Yes | output | 1 | 77,683 | 13 | 155,367 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Gildong was hiking a mountain, walking by millions of trees. Inspired by them, he suddenly came up with an interesting idea for trees in data structures: What if we add another edge in a tree?
... | instruction | 0 | 77,684 | 13 | 155,368 |
Yes | output | 1 | 77,684 | 13 | 155,369 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Gildong was hiking a mountain, walking by millions of trees. Inspired by them, he suddenly came up with an interesting idea for trees in data structures: What if we add another edge in a tree?
... | instruction | 0 | 77,685 | 13 | 155,370 |
No | output | 1 | 77,685 | 13 | 155,371 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Gildong was hiking a mountain, walking by millions of trees. Inspired by them, he suddenly came up with an interesting idea for trees in data structures: What if we add another edge in a tree?
... | instruction | 0 | 77,686 | 13 | 155,372 |
No | output | 1 | 77,686 | 13 | 155,373 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Gildong was hiking a mountain, walking by millions of trees. Inspired by them, he suddenly came up with an interesting idea for trees in data structures: What if we add another edge in a tree?
... | instruction | 0 | 77,687 | 13 | 155,374 |
No | output | 1 | 77,687 | 13 | 155,375 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Gildong was hiking a mountain, walking by millions of trees. Inspired by them, he suddenly came up with an interesting idea for trees in data structures: What if we add another edge in a tree?
... | instruction | 0 | 77,688 | 13 | 155,376 |
No | output | 1 | 77,688 | 13 | 155,377 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Lee tried so hard to make a good div.2 D problem to balance his recent contest, but it still doesn't feel good at all. Lee invented it so tediously slow that he managed to develop a phobia about div.2 D problem setting instead. And now he is... | instruction | 0 | 77,709 | 13 | 155,418 |
Tags: dp, graphs, greedy, math, trees
Correct Solution:
```
from collections import defaultdict as dd
from collections import deque
import bisect
import heapq
def ri():
return int(input())
def rl():
return list(map(int, input().split()))
cache = [0] * (2 * 10**6 + 1)
cache[3] = 4
cache[4] = 4
def solve(last... | output | 1 | 77,709 | 13 | 155,419 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Lee tried so hard to make a good div.2 D problem to balance his recent contest, but it still doesn't feel good at all. Lee invented it so tediously slow that he managed to develop a phobia about div.2 D problem setting instead. And now he is... | instruction | 0 | 77,710 | 13 | 155,420 |
Tags: dp, graphs, greedy, math, trees
Correct Solution:
```
import os
import sys
from io import BytesIO, IOBase
# region fastio
BUFSIZE = 8192
class FastIO(IOBase):
newlines = 0
def __init__(self, file):
self._fd = file.fileno()
self.buffer = BytesIO()
self.writable = "x" in file.mode... | output | 1 | 77,710 | 13 | 155,421 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Lee tried so hard to make a good div.2 D problem to balance his recent contest, but it still doesn't feel good at all. Lee invented it so tediously slow that he managed to develop a phobia about div.2 D problem setting instead. And now he is... | instruction | 0 | 77,711 | 13 | 155,422 |
Tags: dp, graphs, greedy, math, trees
Correct Solution:
```
dp = [0, 0, 0, 4, 4, 12]
for n in range(2000000 // 6):
dp.append(dp[-1] * 2 % (10**9 + 7))
dp.append(dp[-1] * 2 % (10**9 + 7))
dp.append(dp[-1] * 2 % (10**9 + 7))
dp.append((dp[-1] * 2 + 4) % (10**9 + 7))
dp.append((dp[-1] * 2 - 4) % (10**9... | output | 1 | 77,711 | 13 | 155,423 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Lee tried so hard to make a good div.2 D problem to balance his recent contest, but it still doesn't feel good at all. Lee invented it so tediously slow that he managed to develop a phobia about div.2 D problem setting instead. And now he is... | instruction | 0 | 77,712 | 13 | 155,424 |
Tags: dp, graphs, greedy, math, trees
Correct Solution:
```
import sys
def input(): return sys.stdin.readline().strip()
def list2d(a, b, c): return [[c] * b for i in range(a)]
def list3d(a, b, c, d): return [[[d] * c for j in range(b)] for i in range(a)]
def list4d(a, b, c, d, e): return [[[[e] * d for j in range(c)] ... | output | 1 | 77,712 | 13 | 155,425 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Lee tried so hard to make a good div.2 D problem to balance his recent contest, but it still doesn't feel good at all. Lee invented it so tediously slow that he managed to develop a phobia about div.2 D problem setting instead. And now he is... | instruction | 0 | 77,713 | 13 | 155,426 |
Tags: dp, graphs, greedy, math, trees
Correct Solution:
```
def draw(n):
MOD = 10 ** 9 + 7
INV = 47619048
ADD = [6, -30, -18]
def fpow(x, n):
r = 1
while n > 1:
if n & 1:
r = r * x % MOD
x = x * x % MOD
n >>= 1
re... | output | 1 | 77,713 | 13 | 155,427 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Lee tried so hard to make a good div.2 D problem to balance his recent contest, but it still doesn't feel good at all. Lee invented it so tediously slow that he managed to develop a phobia about... | instruction | 0 | 77,714 | 13 | 155,428 |
No | output | 1 | 77,714 | 13 | 155,429 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Lee tried so hard to make a good div.2 D problem to balance his recent contest, but it still doesn't feel good at all. Lee invented it so tediously slow that he managed to develop a phobia about... | instruction | 0 | 77,715 | 13 | 155,430 |
No | output | 1 | 77,715 | 13 | 155,431 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Lee tried so hard to make a good div.2 D problem to balance his recent contest, but it still doesn't feel good at all. Lee invented it so tediously slow that he managed to develop a phobia about... | instruction | 0 | 77,716 | 13 | 155,432 |
No | output | 1 | 77,716 | 13 | 155,433 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Lee tried so hard to make a good div.2 D problem to balance his recent contest, but it still doesn't feel good at all. Lee invented it so tediously slow that he managed to develop a phobia about... | instruction | 0 | 77,717 | 13 | 155,434 |
No | output | 1 | 77,717 | 13 | 155,435 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Consider an infinite triangle made up of layers. Let's number the layers, starting from one, from the top of the triangle (from top to bottom). The k-th layer of the triangle contains k points, numbered from left to right. Each point of an i... | instruction | 0 | 77,737 | 13 | 155,474 |
Tags: constructive algorithms, graphs, math, shortest paths, sortings
Correct Solution:
```
import sys
input = sys.stdin.buffer.readline
for _ in range(int(input())):
n = int(input())
p = [(1,1)] + sorted(list(zip(map(int,input().split()), map(int,input().split()))))
cost = 0
for i in range(n):
... | output | 1 | 77,737 | 13 | 155,475 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Consider an infinite triangle made up of layers. Let's number the layers, starting from one, from the top of the triangle (from top to bottom). The k-th layer of the triangle contains k points, numbered from left to right. Each point of an i... | instruction | 0 | 77,738 | 13 | 155,476 |
Tags: constructive algorithms, graphs, math, shortest paths, sortings
Correct Solution:
```
import sys
input = sys.stdin.readline
t = int(input().strip())
for __ in range(t):
n = int(input().strip())
rarr = [int(val) for val in input().strip().split(' ')]
carr = [int(val) for val in input().strip().split('... | output | 1 | 77,738 | 13 | 155,477 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Consider an infinite triangle made up of layers. Let's number the layers, starting from one, from the top of the triangle (from top to bottom). The k-th layer of the triangle contains k points, numbered from left to right. Each point of an i... | instruction | 0 | 77,739 | 13 | 155,478 |
Tags: constructive algorithms, graphs, math, shortest paths, sortings
Correct Solution:
```
from sys import stdin, stdout
def triangular_paths(n, r_a, c_a):
rc_a = [[1, 1]]
for i in range(n):
rc_a.append([r_a[i], c_a[i]])
rc_a.sort(key=lambda x: x[0])
res = 0
for i in range(1, n+1):
... | output | 1 | 77,739 | 13 | 155,479 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Consider an infinite triangle made up of layers. Let's number the layers, starting from one, from the top of the triangle (from top to bottom). The k-th layer of the triangle contains k points, numbered from left to right. Each point of an i... | instruction | 0 | 77,740 | 13 | 155,480 |
Tags: constructive algorithms, graphs, math, shortest paths, sortings
Correct Solution:
```
from os import path;import sys,time
mod = int(1e9 + 7)
from math import ceil, floor,gcd,log,log2 ,factorial,sqrt
from collections import defaultdict ,Counter , OrderedDict , deque;from itertools import combinations,permutations
... | output | 1 | 77,740 | 13 | 155,481 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Consider an infinite triangle made up of layers. Let's number the layers, starting from one, from the top of the triangle (from top to bottom). The k-th layer of the triangle contains k points, numbered from left to right. Each point of an i... | instruction | 0 | 77,741 | 13 | 155,482 |
Tags: constructive algorithms, graphs, math, shortest paths, sortings
Correct Solution:
```
import sys
sys.setrecursionlimit(10**5)
int1 = lambda x: int(x)-1
p2D = lambda x: print(*x, sep="\n")
def II(): return int(sys.stdin.buffer.readline())
def LI(): return list(map(int, sys.stdin.buffer.readline().split()))
def LI... | output | 1 | 77,741 | 13 | 155,483 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Consider an infinite triangle made up of layers. Let's number the layers, starting from one, from the top of the triangle (from top to bottom). The k-th layer of the triangle contains k points, numbered from left to right. Each point of an i... | instruction | 0 | 77,742 | 13 | 155,484 |
Tags: constructive algorithms, graphs, math, shortest paths, sortings
Correct Solution:
```
def helper(a, b):
if a == b: return 0
x0, y0 = a; x1, y1 = b
if (x0+y0) % 2 == 0: x0 += 1
y0 += x1-x0
if y1 > y0: return x1-x0+1
elif y1 == y0: return 0
else: ret... | output | 1 | 77,742 | 13 | 155,485 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Consider an infinite triangle made up of layers. Let's number the layers, starting from one, from the top of the triangle (from top to bottom). The k-th layer of the triangle contains k points, numbered from left to right. Each point of an i... | instruction | 0 | 77,743 | 13 | 155,486 |
Tags: constructive algorithms, graphs, math, shortest paths, sortings
Correct Solution:
```
import heapq
import sys
input = sys.stdin.readline
t = int(input())
for _ in range(t):
n = int(input())
r = list(map(int, input().split()))
c = list(map(int, input().split()))
h = []
for i in range(n):
... | output | 1 | 77,743 | 13 | 155,487 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Consider an infinite triangle made up of layers. Let's number the layers, starting from one, from the top of the triangle (from top to bottom). The k-th layer of the triangle contains k points, numbered from left to right. Each point of an i... | instruction | 0 | 77,744 | 13 | 155,488 |
Tags: constructive algorithms, graphs, math, shortest paths, sortings
Correct Solution:
```
import math
for _ in range(int(input())):
n = int(input())
a = list(map(int, input().split()))
b = list(map(int, input().split()))
c = []
for i in range(n):
c.append((a[i], b[i]))
c.sort()
if ... | output | 1 | 77,744 | 13 | 155,489 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a complete undirected graph. For each pair of vertices you are given the length of the edge that connects them. Find the shortest paths between each pair of vertices in the graph and return the length of the longest of them.
I... | instruction | 0 | 77,905 | 13 | 155,810 |
Tags: *special
Correct Solution:
```
rof = "f" + "o" + "r" #0
fi = "i" + "f" #1
code = """
def floyd(n, c):
{0} k in range(n):
{0} j in range(n):
{0} i in range(n):
c[i][j] = min(c[i][j], c[i][k] + c[k][j])
def array(s, v = 0, i = 0):
{1} i >= len(s) - 1:
return [v] * s[i]
r = array(s, v, i + 1)
return... | output | 1 | 77,905 | 13 | 155,811 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a complete undirected graph. For each pair of vertices you are given the length of the edge that connects them. Find the shortest paths between each pair of vertices in the graph and return the length of the longest of them.
I... | instruction | 0 | 77,906 | 13 | 155,812 |
Tags: *special
Correct Solution:
```
asd=''
asd+=chr(102)
asd+=chr(114)
asd+=chr(111)
asd+=chr(109)
asd+=chr(32)
asd+=chr(113)
asd+=chr(117)
asd+=chr(101)
asd+=chr(117)
asd+=chr(101)
asd+=chr(32)
asd+=chr(105)
asd+=chr(109)
asd+=chr(112)
asd+=chr(111)
asd+=chr(114)
asd+=chr(116)
asd+=chr(32)
asd+=chr(80)
asd+=chr(114)
... | output | 1 | 77,906 | 13 | 155,813 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a complete undirected graph. For each pair of vertices you are given the length of the edge that connects them. Find the shortest paths between each pair of vertices in the graph and return the length of the longest of them.
I... | instruction | 0 | 77,907 | 13 | 155,814 |
Tags: *special
Correct Solution:
```
exec("""
from queue import PriorityQueue
INF = 1000000
n = int(input())
g = [[int(x) fo"""+"""r x in input().split()] fo"""+"""r _ in range(n)]
diam = 0
fo"""+"""r start in range(n):
d = [INF fo"""+"""r i in range(n)]
q = PriorityQueue()
q.put((0, start))
whi"""+"""le not q.... | output | 1 | 77,907 | 13 | 155,815 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a complete undirected graph. For each pair of vertices you are given the length of the edge that connects them. Find the shortest paths between each pair of vertices in the graph and return the length of the longest of them.
I... | instruction | 0 | 77,908 | 13 | 155,816 |
Tags: *special
Correct Solution:
```
exec("""
n = i@nt(in@put())
a = [li@st(m@ap(in@t, in@put().s@plit())) f@or i i@n ra@nge(n)]
f@or k i@n r@ange(n):
f@or i i@n ra@nge(n):
fo@r j i@n ra@nge(n):
a[i][j] = m@in(a[i][j], a[i][k] + a[k][j])
an@s = 0
fo@r i i@n ra@nge(n):
f@or j i@n ra@nge(n):
... | output | 1 | 77,908 | 13 | 155,817 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a complete undirected graph. For each pair of vertices you are given the length of the edge that connects them. Find the shortest paths between each pair of vertices in the graph and return the length of the longest of them.
I... | instruction | 0 | 77,909 | 13 | 155,818 |
Tags: *special
Correct Solution:
```
n = int(input())
a = []
exec("f"+"or i in range(n): a.append(list(map(int, input().split())))")
exec("""
f"""+"""or k in range(n):
f"""+"""or i in range(n):
f"""+"""or j in range(n):
a[i][j] = min(a[i][j], a[i][k] + a[k][j])
print(max([max(x) f"""+"""or x in... | output | 1 | 77,909 | 13 | 155,819 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a complete undirected graph. For each pair of vertices you are given the length of the edge that connects them. Find the shortest paths between each pair of vertices in the graph and return the length of the longest of them.
I... | instruction | 0 | 77,910 | 13 | 155,820 |
Tags: *special
Correct Solution:
```
from itertools import product
def relax(D, t):
k, i, j = t
D[i][j] = min(D[i][j], D[i][k] + D[k][j])
N = int(input())
D = list(map(lambda i:list(map(int, input().split())), range(N)))
list(map(lambda t: relax(D, t), product(range(N), range(N), range(N))))
print(max(map(max... | output | 1 | 77,910 | 13 | 155,821 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a complete undirected graph. For each pair of vertices you are given the length of the edge that connects them. Find the shortest paths between each pair of vertices in the graph and return the length of the longest of them.
I... | instruction | 0 | 77,911 | 13 | 155,822 |
Tags: *special
Correct Solution:
```
n, g = int(input()), []
exec('g.append(list(map(int, input().split())));'*n)
def boom(_k, _g):
pass
def go(k, g):
i = 0
exec("j = 0;exec('g[i][j] = min(g[i][j], g[i][k] + g[k][j]);j+=1;'*n);i+=1;"*n)
(go, boom)[k + 1 >= n](k + 1, g)
go(0, g)
ans, i = 0, 0
exec('ans = max(ans... | output | 1 | 77,911 | 13 | 155,823 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a complete undirected graph. For each pair of vertices you are given the length of the edge that connects them. Find the shortest paths between each pair of vertices in the graph and return the length of the longest of them.
I... | instruction | 0 | 77,912 | 13 | 155,824 |
Tags: *special
Correct Solution:
```
#!/usr/bin/python3
import sys
sys.setrecursionlimit(10000)
n = int(input())
a = []
def read(i):
try:
1 / (n - i)
a.append(list(map(int, input().split())))
read(i + 1);
except:
pass
def f(i, j, k):
try:
1 / (n - i)
1 / ... | output | 1 | 77,912 | 13 | 155,825 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a complete undirected graph. For each pair of vertices you are given the length of the edge that connects them. Find the shortest paths between each pair of vertices in the graph a... | instruction | 0 | 77,913 | 13 | 155,826 |
Yes | output | 1 | 77,913 | 13 | 155,827 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a complete undirected graph. For each pair of vertices you are given the length of the edge that connects them. Find the shortest paths between each pair of vertices in the graph a... | instruction | 0 | 77,914 | 13 | 155,828 |
Yes | output | 1 | 77,914 | 13 | 155,829 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a complete undirected graph. For each pair of vertices you are given the length of the edge that connects them. Find the shortest paths between each pair of vertices in the graph a... | instruction | 0 | 77,915 | 13 | 155,830 |
Yes | output | 1 | 77,915 | 13 | 155,831 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a complete undirected graph. For each pair of vertices you are given the length of the edge that connects them. Find the shortest paths between each pair of vertices in the graph a... | instruction | 0 | 77,916 | 13 | 155,832 |
Yes | output | 1 | 77,916 | 13 | 155,833 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a complete undirected graph. For each pair of vertices you are given the length of the edge that connects them. Find the shortest paths between each pair of vertices in the graph a... | instruction | 0 | 77,917 | 13 | 155,834 |
No | output | 1 | 77,917 | 13 | 155,835 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a complete undirected graph. For each pair of vertices you are given the length of the edge that connects them. Find the shortest paths between each pair of vertices in the graph a... | instruction | 0 | 77,918 | 13 | 155,836 |
No | output | 1 | 77,918 | 13 | 155,837 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a complete undirected graph. For each pair of vertices you are given the length of the edge that connects them. Find the shortest paths between each pair of vertices in the graph a... | instruction | 0 | 77,919 | 13 | 155,838 |
No | output | 1 | 77,919 | 13 | 155,839 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a complete undirected graph. For each pair of vertices you are given the length of the edge that connects them. Find the shortest paths between each pair of vertices in the graph a... | instruction | 0 | 77,920 | 13 | 155,840 |
No | output | 1 | 77,920 | 13 | 155,841 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a functional graph. It is a directed graph, in which from each vertex goes exactly one arc. The vertices are numerated from 0 to n - 1.
Graph is given as the array f0, f1, ..., fn - 1, where fi — the number of vertex to which ... | instruction | 0 | 77,922 | 13 | 155,844 |
Tags: data structures, graphs
Correct Solution:
```
import sys
n, k = map(int, sys.stdin.buffer.readline().decode('utf-8').split())
a = list(map(int, sys.stdin.buffer.readline().decode('utf-8').split()))
b = list(map(int, sys.stdin.buffer.readline().decode('utf-8').split()))
logk = len(bin(k)) - 2
sum_w, sum_w_p = b[:... | output | 1 | 77,922 | 13 | 155,845 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a functional graph. It is a directed graph, in which from each vertex goes exactly one arc. The vertices are numerated from 0 to n - 1.
Graph is given as the array f0, f1, ..., fn - 1, where fi — the number of vertex to which ... | instruction | 0 | 77,923 | 13 | 155,846 |
Tags: data structures, graphs
Correct Solution:
```
g = {}
def push(u, v, w):
g[u] = [v, w]
n, pos = map(int, input().split())
V = list(map(int, input().split()))
W = list(map(int, input().split()))
for _ in range(n):
push(_, V[_], W[_])
max_log = 35
next_n = [[-1] * n for _ in range(max_log)]
next_m =... | output | 1 | 77,923 | 13 | 155,847 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a functional graph. It is a directed graph, in which from each vertex goes exactly one arc. The vertices are numerated from 0 to n - 1.
Graph is given as the array f0, f1, ..., fn... | instruction | 0 | 77,924 | 13 | 155,848 |
No | output | 1 | 77,924 | 13 | 155,849 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a functional graph. It is a directed graph, in which from each vertex goes exactly one arc. The vertices are numerated from 0 to n - 1.
Graph is given as the array f0, f1, ..., fn... | instruction | 0 | 77,925 | 13 | 155,850 |
No | output | 1 | 77,925 | 13 | 155,851 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a functional graph. It is a directed graph, in which from each vertex goes exactly one arc. The vertices are numerated from 0 to n - 1.
Graph is given as the array f0, f1, ..., fn... | instruction | 0 | 77,926 | 13 | 155,852 |
No | output | 1 | 77,926 | 13 | 155,853 |
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