message stringlengths 2 43.5k | message_type stringclasses 2
values | message_id int64 0 1 | conversation_id int64 853 107k | cluster float64 24 24 | __index_level_0__ int64 1.71k 214k |
|---|---|---|---|---|---|
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The only difference between easy and hard versions is the constraints.
Polycarp has to write a coursework. The coursework consists of m pages.
Polycarp also has n cups of coffee. The coffee in... | instruction | 0 | 82,642 | 24 | 165,284 |
No | output | 1 | 82,642 | 24 | 165,285 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The only difference between easy and hard versions is the constraints.
Polycarp has to write a coursework. The coursework consists of m pages.
Polycarp also has n cups of coffee. The coffee in... | instruction | 0 | 82,643 | 24 | 165,286 |
No | output | 1 | 82,643 | 24 | 165,287 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The only difference between easy and hard versions is the constraints.
Polycarp has to write a coursework. The coursework consists of m pages.
Polycarp also has n cups of coffee. The coffee in... | instruction | 0 | 82,644 | 24 | 165,288 |
No | output | 1 | 82,644 | 24 | 165,289 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Polycarp wants to train before another programming competition. During the first day of his training he should solve exactly 1 problem, during the second day β exactly 2 problems, during the third day β exactly 3 problems, and so on. During ... | instruction | 0 | 83,424 | 24 | 166,848 |
Tags: data structures, greedy, sortings
Correct Solution:
```
n = int(input())
ent = list(map(int,input().split()))[:n]
ent.sort()
res = 0
err = 0
index_trav = 0
for i in range(0, n):
if ent[res + err] > index_trav:
res += 1
index_trav += 1
else:
err += 1
print(res)
... | output | 1 | 83,424 | 24 | 166,849 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Polycarp wants to train before another programming competition. During the first day of his training he should solve exactly 1 problem, during the second day β exactly 2 problems, during the third day β exactly 3 problems, and so on. During ... | instruction | 0 | 83,425 | 24 | 166,850 |
Tags: data structures, greedy, sortings
Correct Solution:
```
n = int(input())
a = list(map(int,input().split(' ')))
a.sort()
reqd=1
days=0
for i in range(len(a)):
if a[i]>=reqd:
reqd+=1
days+=1
print(days)
``` | output | 1 | 83,425 | 24 | 166,851 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Polycarp wants to train before another programming competition. During the first day of his training he should solve exactly 1 problem, during the second day β exactly 2 problems, during the third day β exactly 3 problems, and so on. During ... | instruction | 0 | 83,426 | 24 | 166,852 |
Tags: data structures, greedy, sortings
Correct Solution:
```
n = int(input())
problems = [int(i) for i in input().split()]
problems.sort()
n = len(problems)
myProb = []
j = 1
for i in range(n):
number = problems[i]
if(j<=number):
myProb.append(i+1)
j+=1
print(len(myProb))
``` | output | 1 | 83,426 | 24 | 166,853 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Polycarp wants to train before another programming competition. During the first day of his training he should solve exactly 1 problem, during the second day β exactly 2 problems, during the third day β exactly 3 problems, and so on. During ... | instruction | 0 | 83,427 | 24 | 166,854 |
Tags: data structures, greedy, sortings
Correct Solution:
```
n=int(input())
l=[int(x) for x in input().split()]
l.sort()
j=1
count=0
for i in range(n):
if l[i]>=j:
count+=1
j+=1
print(count)
``` | output | 1 | 83,427 | 24 | 166,855 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Polycarp wants to train before another programming competition. During the first day of his training he should solve exactly 1 problem, during the second day β exactly 2 problems, during the third day β exactly 3 problems, and so on. During ... | instruction | 0 | 83,428 | 24 | 166,856 |
Tags: data structures, greedy, sortings
Correct Solution:
```
import sys, os
f = lambda:list(map(int,input().split()))
if 'local' in os.environ :
sys.stdin = open('./input.txt', 'r')
def solve():
n = f()[0]
a = f()
a = sorted(a)
ans = 0
k = 1
for i in a:
if i >= k:
ans... | output | 1 | 83,428 | 24 | 166,857 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Polycarp wants to train before another programming competition. During the first day of his training he should solve exactly 1 problem, during the second day β exactly 2 problems, during the third day β exactly 3 problems, and so on. During ... | instruction | 0 | 83,429 | 24 | 166,858 |
Tags: data structures, greedy, sortings
Correct Solution:
```
n= int(input())
S= list(map(int,input().split()))
ans=0
S.sort()
i = 0
day=0
while i<n:
if (S[i] >= day+1):
ans+=1
day+=1
i+=1
print(ans)
``` | output | 1 | 83,429 | 24 | 166,859 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Polycarp wants to train before another programming competition. During the first day of his training he should solve exactly 1 problem, during the second day β exactly 2 problems, during the third day β exactly 3 problems, and so on. During ... | instruction | 0 | 83,430 | 24 | 166,860 |
Tags: data structures, greedy, sortings
Correct Solution:
```
s = int(input())
l = list(map(int,input().split(" ")))
l.sort()
p = 1
for x in l:
if p <= x:
p += 1
print(p-1)
``` | output | 1 | 83,430 | 24 | 166,861 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Polycarp wants to train before another programming competition. During the first day of his training he should solve exactly 1 problem, during the second day β exactly 2 problems, during the third day β exactly 3 problems, and so on. During ... | instruction | 0 | 83,431 | 24 | 166,862 |
Tags: data structures, greedy, sortings
Correct Solution:
```
import io, sys, atexit, os
import math as ma
from sys import exit
from decimal import Decimal as dec
from itertools import permutations
from itertools import combinations
def li ():
return list (map (int, input ().split ()))
def num ():
return map (int,... | output | 1 | 83,431 | 24 | 166,863 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Polycarp wants to train before another programming competition. During the first day of his training he should solve exactly 1 problem, during the second day β exactly 2 problems, during the thi... | instruction | 0 | 83,432 | 24 | 166,864 |
Yes | output | 1 | 83,432 | 24 | 166,865 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Polycarp wants to train before another programming competition. During the first day of his training he should solve exactly 1 problem, during the second day β exactly 2 problems, during the thi... | instruction | 0 | 83,433 | 24 | 166,866 |
Yes | output | 1 | 83,433 | 24 | 166,867 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Polycarp wants to train before another programming competition. During the first day of his training he should solve exactly 1 problem, during the second day β exactly 2 problems, during the thi... | instruction | 0 | 83,434 | 24 | 166,868 |
Yes | output | 1 | 83,434 | 24 | 166,869 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Polycarp wants to train before another programming competition. During the first day of his training he should solve exactly 1 problem, during the second day β exactly 2 problems, during the thi... | instruction | 0 | 83,435 | 24 | 166,870 |
Yes | output | 1 | 83,435 | 24 | 166,871 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Polycarp wants to train before another programming competition. During the first day of his training he should solve exactly 1 problem, during the second day β exactly 2 problems, during the thi... | instruction | 0 | 83,436 | 24 | 166,872 |
No | output | 1 | 83,436 | 24 | 166,873 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Polycarp wants to train before another programming competition. During the first day of his training he should solve exactly 1 problem, during the second day β exactly 2 problems, during the thi... | instruction | 0 | 83,437 | 24 | 166,874 |
No | output | 1 | 83,437 | 24 | 166,875 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Polycarp wants to train before another programming competition. During the first day of his training he should solve exactly 1 problem, during the second day β exactly 2 problems, during the thi... | instruction | 0 | 83,438 | 24 | 166,876 |
No | output | 1 | 83,438 | 24 | 166,877 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Polycarp wants to train before another programming competition. During the first day of his training he should solve exactly 1 problem, during the second day β exactly 2 problems, during the thi... | instruction | 0 | 83,439 | 24 | 166,878 |
No | output | 1 | 83,439 | 24 | 166,879 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Polycarp is editing a complicated computer program. First, variable x is declared and assigned to 0. Then there are instructions of two types:
1. set y v β assign x a value y or spend v burl... | instruction | 0 | 83,605 | 24 | 167,210 |
No | output | 1 | 83,605 | 24 | 167,211 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Polycarp is editing a complicated computer program. First, variable x is declared and assigned to 0. Then there are instructions of two types:
1. set y v β assign x a value y or spend v burl... | instruction | 0 | 83,606 | 24 | 167,212 |
No | output | 1 | 83,606 | 24 | 167,213 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Polycarp is editing a complicated computer program. First, variable x is declared and assigned to 0. Then there are instructions of two types:
1. set y v β assign x a value y or spend v burl... | instruction | 0 | 83,607 | 24 | 167,214 |
No | output | 1 | 83,607 | 24 | 167,215 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Polycarp is editing a complicated computer program. First, variable x is declared and assigned to 0. Then there are instructions of two types:
1. set y v β assign x a value y or spend v burl... | instruction | 0 | 83,608 | 24 | 167,216 |
No | output | 1 | 83,608 | 24 | 167,217 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Polycarpus loves hamburgers very much. He especially adores the hamburgers he makes with his own hands. Polycarpus thinks that there are only three decent ingredients to make hamburgers from: a bread, sausage and cheese. He writes down the r... | instruction | 0 | 83,744 | 24 | 167,488 |
Tags: binary search, brute force
Correct Solution:
```
s = input()
h = [0, 0, 0]
for i in s:
if i == "B":
h[0] += 1
elif i == "S":
h[1] += 1
elif i == "C":
h[2] += 1
n = [int(x) for x in input().split()]
p = [int(x) for x in input().split()]
cena = int(input())
l, r = 0, 10 ** 13
whi... | output | 1 | 83,744 | 24 | 167,489 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Polycarpus loves hamburgers very much. He especially adores the hamburgers he makes with his own hands. Polycarpus thinks that there are only three decent ingredients to make hamburgers from: a bread, sausage and cheese. He writes down the r... | instruction | 0 | 83,745 | 24 | 167,490 |
Tags: binary search, brute force
Correct Solution:
```
s=input()
mp=[0]*200
for i in s : mp[ord(i)]+=1
nb,ns,nc=map(int,input().split())
pb,ps,pc=map(int,input().split())
x=int(input())
l=0
r=1000000000000000000
ans=0
while(l<=r):
md=(l+r)//2
temp=x
plusB=0
checkB=1
if(md*mp[ord('B')]>nb):
p... | output | 1 | 83,745 | 24 | 167,491 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Polycarpus loves hamburgers very much. He especially adores the hamburgers he makes with his own hands. Polycarpus thinks that there are only three decent ingredients to make hamburgers from: a bread, sausage and cheese. He writes down the r... | instruction | 0 | 83,746 | 24 | 167,492 |
Tags: binary search, brute force
Correct Solution:
```
recipe = input()
k_lst = [int(x) for x in input().split(" ")]
p_lst = [int(x) for x in input().split(" ")]
r = int(input())
recipe_lst = [recipe.count('B'), recipe.count('S'), recipe.count('C')]
number , cost , test2 = 0 , 0 , 0
test = True
for i in range(3):
... | output | 1 | 83,746 | 24 | 167,493 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Polycarpus loves hamburgers very much. He especially adores the hamburgers he makes with his own hands. Polycarpus thinks that there are only three decent ingredients to make hamburgers from: a bread, sausage and cheese. He writes down the r... | instruction | 0 | 83,747 | 24 | 167,494 |
Tags: binary search, brute force
Correct Solution:
```
s=input()
bread=s.count("B")
cheese=s.count("C")
sauce=s.count("S")
b,s,c=map(int,input().split())
pb,ps,pc=map(int,input().split())
amount=int(input())
lo=0
hi=10**14
def bs(m):
r=amount
tempbread=bread*m
tempcheese=cheese*m
tempsauce=sauce*m
i... | output | 1 | 83,747 | 24 | 167,495 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Polycarpus loves hamburgers very much. He especially adores the hamburgers he makes with his own hands. Polycarpus thinks that there are only three decent ingredients to make hamburgers from: a bread, sausage and cheese. He writes down the r... | instruction | 0 | 83,748 | 24 | 167,496 |
Tags: binary search, brute force
Correct Solution:
```
recipe = list(input())
nb, ns, nc = [int(x) for x in input().split()]
pb, ps, pc = [int(x) for x in input().split()]
r = int(input())
b = recipe.count('B')
s = recipe.count('S')
c = recipe.count('C')
rate = []
if b != 0:
rateb = int(nb/b)
rate.append(rateb)... | output | 1 | 83,748 | 24 | 167,497 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Polycarpus loves hamburgers very much. He especially adores the hamburgers he makes with his own hands. Polycarpus thinks that there are only three decent ingredients to make hamburgers from: a bread, sausage and cheese. He writes down the r... | instruction | 0 | 83,749 | 24 | 167,498 |
Tags: binary search, brute force
Correct Solution:
```
from collections import defaultdict
rec = list(input())
d = defaultdict(int)
for elem in rec:
d[elem]+=1
nb , ns, nc = map(int, input().split())
pb, ps ,pc = map(int, input().split())
r = int(input())
b, s, c = d['B'], d['S'], d['C']
l, h = 0, r+3*nb
while h-l>... | output | 1 | 83,749 | 24 | 167,499 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Polycarpus loves hamburgers very much. He especially adores the hamburgers he makes with his own hands. Polycarpus thinks that there are only three decent ingredients to make hamburgers from: a bread, sausage and cheese. He writes down the r... | instruction | 0 | 83,750 | 24 | 167,500 |
Tags: binary search, brute force
Correct Solution:
```
a = input()
br, sr, cr = a.count("B"), a.count("S"), a.count("C")
b, s, c = map(int, input().split())
bc, sc, cc = map(int, input().split())
m = int(input())
def ok(x):
tm = m
tm -= max(0, (br * x - b)) * bc
tm -= max(0, (sr * x - s)) * sc
t... | output | 1 | 83,750 | 24 | 167,501 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Polycarpus loves hamburgers very much. He especially adores the hamburgers he makes with his own hands. Polycarpus thinks that there are only three decent ingredients to make hamburgers from: a bread, sausage and cheese. He writes down the r... | instruction | 0 | 83,751 | 24 | 167,502 |
Tags: binary search, brute force
Correct Solution:
```
def main():
s = input()
x, y, z = map(int, input().split())
p1, p2, p3 = map(int, input().split())
a = s.count('B')
b = s.count('S')
c = s.count('C')
r = int(input())
low = 1
high = 10 ** 18
while low < high:
mid = (l... | output | 1 | 83,751 | 24 | 167,503 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Polycarpus loves hamburgers very much. He especially adores the hamburgers he makes with his own hands. Polycarpus thinks that there are only three decent ingredients to make hamburgers from: a ... | instruction | 0 | 83,752 | 24 | 167,504 |
Yes | output | 1 | 83,752 | 24 | 167,505 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Polycarpus loves hamburgers very much. He especially adores the hamburgers he makes with his own hands. Polycarpus thinks that there are only three decent ingredients to make hamburgers from: a ... | instruction | 0 | 83,753 | 24 | 167,506 |
Yes | output | 1 | 83,753 | 24 | 167,507 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Polycarpus loves hamburgers very much. He especially adores the hamburgers he makes with his own hands. Polycarpus thinks that there are only three decent ingredients to make hamburgers from: a ... | instruction | 0 | 83,754 | 24 | 167,508 |
Yes | output | 1 | 83,754 | 24 | 167,509 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Polycarpus loves hamburgers very much. He especially adores the hamburgers he makes with his own hands. Polycarpus thinks that there are only three decent ingredients to make hamburgers from: a ... | instruction | 0 | 83,755 | 24 | 167,510 |
Yes | output | 1 | 83,755 | 24 | 167,511 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Polycarpus loves hamburgers very much. He especially adores the hamburgers he makes with his own hands. Polycarpus thinks that there are only three decent ingredients to make hamburgers from: a ... | instruction | 0 | 83,756 | 24 | 167,512 |
No | output | 1 | 83,756 | 24 | 167,513 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Polycarpus loves hamburgers very much. He especially adores the hamburgers he makes with his own hands. Polycarpus thinks that there are only three decent ingredients to make hamburgers from: a ... | instruction | 0 | 83,757 | 24 | 167,514 |
No | output | 1 | 83,757 | 24 | 167,515 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Polycarpus loves hamburgers very much. He especially adores the hamburgers he makes with his own hands. Polycarpus thinks that there are only three decent ingredients to make hamburgers from: a ... | instruction | 0 | 83,758 | 24 | 167,516 |
No | output | 1 | 83,758 | 24 | 167,517 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Polycarpus loves hamburgers very much. He especially adores the hamburgers he makes with his own hands. Polycarpus thinks that there are only three decent ingredients to make hamburgers from: a ... | instruction | 0 | 83,759 | 24 | 167,518 |
No | output | 1 | 83,759 | 24 | 167,519 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The map of Bertown can be represented as a set of n intersections, numbered from 1 to n and connected by m one-way roads. It is possible to move along the roads from any intersection to any other intersection. The length of some path from on... | instruction | 0 | 84,359 | 24 | 168,718 |
Tags: dfs and similar, graphs, shortest paths
Correct Solution:
```
from collections import deque
from sys import stdin
nV, nE = map(int, stdin.readline().split())
g = [[] for _ in range(nV + 1)]
rev = [[] for _ in range(nV + 1)]
for _ in range(nE):
u, v = map(int, stdin.readline().split())
g[u].append(v)
... | output | 1 | 84,359 | 24 | 168,719 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The map of Bertown can be represented as a set of n intersections, numbered from 1 to n and connected by m one-way roads. It is possible to move along the roads from any intersection to any other intersection. The length of some path from on... | instruction | 0 | 84,360 | 24 | 168,720 |
Tags: dfs and similar, graphs, shortest paths
Correct Solution:
```
''' Testing Python performance @c1729 solution '''
INF = 10 ** 10
from heapq import heappop, heappush
def dijkstra(n, graph, start):
""" Uses Dijkstra's algortihm to find the shortest path between in a graph. """
dist, parents = [float("inf")... | output | 1 | 84,360 | 24 | 168,721 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The map of Bertown can be represented as a set of n intersections, numbered from 1 to n and connected by m one-way roads. It is possible to move along the roads from any intersection to any other intersection. The length of some path from on... | instruction | 0 | 84,361 | 24 | 168,722 |
Tags: dfs and similar, graphs, shortest paths
Correct Solution:
```
import sys
from collections import deque
def bfs(g,src,d,found):
q=deque()
q.append(src)
d[src]=0
while q:
rmv=q.popleft()
for child in g[rmv]:
if d[child]==-1:
d[child]=d[rmv]+1
... | output | 1 | 84,361 | 24 | 168,723 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The map of Bertown can be represented as a set of n intersections, numbered from 1 to n and connected by m one-way roads. It is possible to move along the roads from any intersection to any other intersection. The length of some path from on... | instruction | 0 | 84,362 | 24 | 168,724 |
Tags: dfs and similar, graphs, shortest paths
Correct Solution:
```
from collections import deque
n, m = [int(x) for x in input().split()]
adj = [[] for _ in range(n)]
for _ in range(m):
a, b = [int(x) for x in input().split()]
a -= 1
b -= 1
adj[b].append(a)
k = int(input())
path = [int(x)-1 for x i... | output | 1 | 84,362 | 24 | 168,725 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The map of Bertown can be represented as a set of n intersections, numbered from 1 to n and connected by m one-way roads. It is possible to move along the roads from any intersection to any other intersection. The length of some path from on... | instruction | 0 | 84,363 | 24 | 168,726 |
Tags: dfs and similar, graphs, shortest paths
Correct Solution:
```
from sys import stdin, stdout
import math, sys
import os
import sys
from io import BytesIO, IOBase
from collections import defaultdict,deque
BUFSIZE = 8192
# input = io.BytesIO(os.read(0,os.fstat(0).st_size)).readline
sys.setrecursionlimit(10 ** 5)
... | output | 1 | 84,363 | 24 | 168,727 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The map of Bertown can be represented as a set of n intersections, numbered from 1 to n and connected by m one-way roads. It is possible to move along the roads from any intersection to any other intersection. The length of some path from on... | instruction | 0 | 84,364 | 24 | 168,728 |
Tags: dfs and similar, graphs, shortest paths
Correct Solution:
```
n, m = list(map(int, input().split()))
roads = [[] for _ in range(n)]
in_roads = [[] for _ in range(n)]
def change(x):
return int(x)-1
for _ in range(m):
a, b = list(map(change, input().split()))
roads[a].append(b)
in_roads[b].append(a)... | output | 1 | 84,364 | 24 | 168,729 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The map of Bertown can be represented as a set of n intersections, numbered from 1 to n and connected by m one-way roads. It is possible to move along the roads from any intersection to any other intersection. The length of some path from on... | instruction | 0 | 84,365 | 24 | 168,730 |
Tags: dfs and similar, graphs, shortest paths
Correct Solution:
```
# ------------------- fast io --------------------
import os
import sys
from io import BytesIO, IOBase
BUFSIZE = 8192
class FastIO(IOBase):
newlines = 0
def __init__(self, file):
self._fd = file.fileno()
self.buffer = BytesI... | output | 1 | 84,365 | 24 | 168,731 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The map of Bertown can be represented as a set of n intersections, numbered from 1 to n and connected by m one-way roads. It is possible to move along the roads from any intersection to any other intersection. The length of some path from on... | instruction | 0 | 84,366 | 24 | 168,732 |
Tags: dfs and similar, graphs, shortest paths
Correct Solution:
```
from collections import deque
n,m = map(int,input().split())
g = [list() for _ in range(n)]
for _ in range(m):
u,v = map(int,input().split())
u,v = u-1,v-1
g[v].append(u)
k = int(input())
path = list(map(int,input().split()))
for i in range... | output | 1 | 84,366 | 24 | 168,733 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The map of Bertown can be represented as a set of n intersections, numbered from 1 to n and connected by m one-way roads. It is possible to move along the roads from any intersection to any othe... | instruction | 0 | 84,367 | 24 | 168,734 |
Yes | output | 1 | 84,367 | 24 | 168,735 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The map of Bertown can be represented as a set of n intersections, numbered from 1 to n and connected by m one-way roads. It is possible to move along the roads from any intersection to any othe... | instruction | 0 | 84,368 | 24 | 168,736 |
Yes | output | 1 | 84,368 | 24 | 168,737 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The map of Bertown can be represented as a set of n intersections, numbered from 1 to n and connected by m one-way roads. It is possible to move along the roads from any intersection to any othe... | instruction | 0 | 84,369 | 24 | 168,738 |
Yes | output | 1 | 84,369 | 24 | 168,739 |
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