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.
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 | 48,884 | 1 | 97,768 |
Yes | output | 1 | 48,884 | 1 | 97,769 |
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 | 48,885 | 1 | 97,770 |
No | output | 1 | 48,885 | 1 | 97,771 |
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 | 48,886 | 1 | 97,772 |
No | output | 1 | 48,886 | 1 | 97,773 |
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 | 48,887 | 1 | 97,774 |
No | output | 1 | 48,887 | 1 | 97,775 |
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 | 48,888 | 1 | 97,776 |
No | output | 1 | 48,888 | 1 | 97,777 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Koala Land consists of m bidirectional roads connecting n cities. The roads are numbered from 1 to m by order in input. It is guaranteed, that one can reach any city from every other city.
Koal... | instruction | 0 | 48,923 | 1 | 97,846 |
No | output | 1 | 48,923 | 1 | 97,847 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Koala Land consists of m bidirectional roads connecting n cities. The roads are numbered from 1 to m by order in input. It is guaranteed, that one can reach any city from every other city.
Koal... | instruction | 0 | 48,924 | 1 | 97,848 |
No | output | 1 | 48,924 | 1 | 97,849 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Koala Land consists of m bidirectional roads connecting n cities. The roads are numbered from 1 to m by order in input. It is guaranteed, that one can reach any city from every other city.
Koal... | instruction | 0 | 48,925 | 1 | 97,850 |
No | output | 1 | 48,925 | 1 | 97,851 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Koala Land consists of m bidirectional roads connecting n cities. The roads are numbered from 1 to m by order in input. It is guaranteed, that one can reach any city from every other city.
Koal... | instruction | 0 | 48,926 | 1 | 97,852 |
No | output | 1 | 48,926 | 1 | 97,853 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Writing light novels is the most important thing in Linova's life. Last night, Linova dreamed about a fantastic kingdom. She began to write a light novel for the kingdom as soon as she woke up, and of course, she is the queen of it.
<image>... | instruction | 0 | 48,969 | 1 | 97,938 |
Tags: dfs and similar, dp, greedy, sortings, trees
Correct Solution:
```
from sys import stdin
import sys, threading
def Soln(node, parent, depth, depthArr, treeArr, sizeArr):
depthArr[node] = depth
sizeArr[node] = 1
for child in treeArr[node]:
if child != parent:
sizeArr[node] +=... | output | 1 | 48,969 | 1 | 97,939 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Writing light novels is the most important thing in Linova's life. Last night, Linova dreamed about a fantastic kingdom. She began to write a light novel for the kingdom as soon as she woke up, and of course, she is the queen of it.
<image>... | instruction | 0 | 48,970 | 1 | 97,940 |
Tags: dfs and similar, dp, greedy, sortings, trees
Correct Solution:
```
from collections import deque
def process():
q = deque()
q.append(0)
s = []
seen = [0] * n
while len(q) > 0:
node = q.popleft()
s.append(node)
seen[node] = 1
flag = False
for c in con... | output | 1 | 48,970 | 1 | 97,941 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Writing light novels is the most important thing in Linova's life. Last night, Linova dreamed about a fantastic kingdom. She began to write a light novel for the kingdom as soon as she woke up, and of course, she is the queen of it.
<image>... | instruction | 0 | 48,971 | 1 | 97,942 |
Tags: dfs and similar, dp, greedy, sortings, trees
Correct Solution:
```
N,K=map(int,input().split())
graph=[[]for i in range(N+1)]
for i in range(N-1):
a,b=map(int,input().split())
graph[a].append(b)
graph[b].append(a)
from collections import deque
d=deque()
e=deque()
visited=[False for _ in range(N+... | output | 1 | 48,971 | 1 | 97,943 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Writing light novels is the most important thing in Linova's life. Last night, Linova dreamed about a fantastic kingdom. She began to write a light novel for the kingdom as soon as she woke up, and of course, she is the queen of it.
<image>... | instruction | 0 | 48,972 | 1 | 97,944 |
Tags: dfs and similar, dp, greedy, sortings, trees
Correct Solution:
```
import sys
from collections import deque
def bfs_search(adj_list, visited, queue, P, d, bfs):
node = queue.popleft()
if visited[node]:
return
visited[node] = True
for e in adj_list[node]:
if visited[e] == False:
... | output | 1 | 48,972 | 1 | 97,945 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Writing light novels is the most important thing in Linova's life. Last night, Linova dreamed about a fantastic kingdom. She began to write a light novel for the kingdom as soon as she woke up, and of course, she is the queen of it.
<image>... | instruction | 0 | 48,973 | 1 | 97,946 |
Tags: dfs and similar, dp, greedy, sortings, trees
Correct Solution:
```
import sys
from collections import defaultdict,deque
input=sys.stdin.readline
def bfs(node):
depth[node]=1
q=deque([node])
vis[node]=1
arr=[]
while q:
x=q.popleft()
arr.append(x)
for j in edge[x]:
... | output | 1 | 48,973 | 1 | 97,947 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Writing light novels is the most important thing in Linova's life. Last night, Linova dreamed about a fantastic kingdom. She began to write a light novel for the kingdom as soon as she woke up, and of course, she is the queen of it.
<image>... | instruction | 0 | 48,974 | 1 | 97,948 |
Tags: dfs and similar, dp, greedy, sortings, trees
Correct Solution:
```
import heapq
import io,os
input = io.BytesIO(os.read(0, os.fstat(0).st_size)).readline
n, k = map(int,input().split())
neigh = [[] for i in range(n)]
for i in range(n-1):
u,v = map(int,input().split())
neigh[u-1].append(v-1)
neigh[v-... | output | 1 | 48,974 | 1 | 97,949 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Writing light novels is the most important thing in Linova's life. Last night, Linova dreamed about a fantastic kingdom. She began to write a light novel for the kingdom as soon as she woke up, and of course, she is the queen of it.
<image>... | instruction | 0 | 48,975 | 1 | 97,950 |
Tags: dfs and similar, dp, greedy, sortings, trees
Correct Solution:
```
from collections import defaultdict, deque
import os
def get_neighbors(edges):
neighbors = defaultdict(set, {})
for v1, v2 in edges:
if v1 != v2:
neighbors[v1].add(v2)
neighbors[v2].add(v1)
return dic... | output | 1 | 48,975 | 1 | 97,951 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Writing light novels is the most important thing in Linova's life. Last night, Linova dreamed about a fantastic kingdom. She began to write a light novel for the kingdom as soon as she woke up, and of course, she is the queen of it.
<image>... | instruction | 0 | 48,976 | 1 | 97,952 |
Tags: dfs and similar, dp, greedy, sortings, trees
Correct Solution:
```
import sys
input = sys.stdin.readline
n, k = map(int, input().split())
# n, k = 2 * 10**5, 1
g = [[] for _ in range(n)]
for i in range(n - 1):
u, v = map(lambda x: int(x) - 1, input().split())
# u, v = i, i + 1
g[u].append(v)
g[v]... | output | 1 | 48,976 | 1 | 97,953 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Writing light novels is the most important thing in Linova's life. Last night, Linova dreamed about a fantastic kingdom. She began to write a light novel for the kingdom as soon as she woke up, ... | instruction | 0 | 48,977 | 1 | 97,954 |
Yes | output | 1 | 48,977 | 1 | 97,955 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Writing light novels is the most important thing in Linova's life. Last night, Linova dreamed about a fantastic kingdom. She began to write a light novel for the kingdom as soon as she woke up, ... | instruction | 0 | 48,978 | 1 | 97,956 |
Yes | output | 1 | 48,978 | 1 | 97,957 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Writing light novels is the most important thing in Linova's life. Last night, Linova dreamed about a fantastic kingdom. She began to write a light novel for the kingdom as soon as she woke up, ... | instruction | 0 | 48,979 | 1 | 97,958 |
Yes | output | 1 | 48,979 | 1 | 97,959 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Writing light novels is the most important thing in Linova's life. Last night, Linova dreamed about a fantastic kingdom. She began to write a light novel for the kingdom as soon as she woke up, ... | instruction | 0 | 48,980 | 1 | 97,960 |
Yes | output | 1 | 48,980 | 1 | 97,961 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Writing light novels is the most important thing in Linova's life. Last night, Linova dreamed about a fantastic kingdom. She began to write a light novel for the kingdom as soon as she woke up, ... | instruction | 0 | 48,981 | 1 | 97,962 |
No | output | 1 | 48,981 | 1 | 97,963 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Writing light novels is the most important thing in Linova's life. Last night, Linova dreamed about a fantastic kingdom. She began to write a light novel for the kingdom as soon as she woke up, ... | instruction | 0 | 48,982 | 1 | 97,964 |
No | output | 1 | 48,982 | 1 | 97,965 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Writing light novels is the most important thing in Linova's life. Last night, Linova dreamed about a fantastic kingdom. She began to write a light novel for the kingdom as soon as she woke up, ... | instruction | 0 | 48,983 | 1 | 97,966 |
No | output | 1 | 48,983 | 1 | 97,967 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Writing light novels is the most important thing in Linova's life. Last night, Linova dreamed about a fantastic kingdom. She began to write a light novel for the kingdom as soon as she woke up, ... | instruction | 0 | 48,984 | 1 | 97,968 |
No | output | 1 | 48,984 | 1 | 97,969 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The pandemic is upon us, and the world is in shortage of the most important resource: toilet paper. As one of the best prepared nations for this crisis, BubbleLand promised to help all other world nations with this valuable resource. To do t... | instruction | 0 | 49,019 | 1 | 98,038 |
Tags: binary search, flows, graph matchings, graphs
Correct Solution:
```
def hopcroft_karp(graph, n, m):
"""
Maximum bipartite matching using Hopcroft-Karp algorithm, running in O(|E| sqrt(|V|))
"""
assert (n == len(graph))
match1 = [-1] * n
match2 = [-1] * m
# Find a greedy match for poss... | output | 1 | 49,019 | 1 | 98,039 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The pandemic is upon us, and the world is in shortage of the most important resource: toilet paper. As one of the best prepared nations for this crisis, BubbleLand promised to help all other world nations with this valuable resource. To do t... | instruction | 0 | 49,020 | 1 | 98,040 |
Tags: binary search, flows, graph matchings, graphs
Correct Solution:
```
from sys import stdin, stdout
from collections import deque
import sys
graph = []
n = 0
current_graph = []
pair_f = []
pair_a = []
dist = []
def dfs(s):
global pair_f
global pair_a
global dist
if s != 0:
for a in curre... | output | 1 | 49,020 | 1 | 98,041 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The pandemic is upon us, and the world is in shortage of the most important resource: toilet paper. As one of the best prepared nations for this crisis, BubbleLand promised to help all other world nations with this valuable resource. To do t... | instruction | 0 | 49,021 | 1 | 98,042 |
Tags: binary search, flows, graph matchings, graphs
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"... | output | 1 | 49,021 | 1 | 98,043 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The pandemic is upon us, and the world is in shortage of the most important resource: toilet paper. As one of the best prepared nations for this crisis, BubbleLand promised to help all other wor... | instruction | 0 | 49,022 | 1 | 98,044 |
No | output | 1 | 49,022 | 1 | 98,045 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The pandemic is upon us, and the world is in shortage of the most important resource: toilet paper. As one of the best prepared nations for this crisis, BubbleLand promised to help all other wor... | instruction | 0 | 49,023 | 1 | 98,046 |
No | output | 1 | 49,023 | 1 | 98,047 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The pandemic is upon us, and the world is in shortage of the most important resource: toilet paper. As one of the best prepared nations for this crisis, BubbleLand promised to help all other wor... | instruction | 0 | 49,024 | 1 | 98,048 |
No | output | 1 | 49,024 | 1 | 98,049 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The pandemic is upon us, and the world is in shortage of the most important resource: toilet paper. As one of the best prepared nations for this crisis, BubbleLand promised to help all other wor... | instruction | 0 | 49,025 | 1 | 98,050 |
No | output | 1 | 49,025 | 1 | 98,051 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Imagine that your city is an infinite 2D plane with Cartesian coordinate system. The only crime-affected road of your city is the x-axis. Currently, there are n criminals along the road. No police station has been built on this road yet, so ... | instruction | 0 | 49,181 | 1 | 98,362 |
Tags: greedy, implementation, math, ternary search
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 = B... | output | 1 | 49,181 | 1 | 98,363 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Imagine that your city is an infinite 2D plane with Cartesian coordinate system. The only crime-affected road of your city is the x-axis. Currently, there are n criminals along the road. No police station has been built on this road yet, so ... | instruction | 0 | 49,182 | 1 | 98,364 |
Tags: greedy, implementation, math, ternary search
Correct Solution:
```
from sys import stdin, stdout
import io,os
input = io.BytesIO(os.read(0,os.fstat(0).st_size)).readline
crims, raite = list(map(int, input().split()))
posiciones = list(map(int, input().split()))
finalle = 0
llevados = 0
while llevad... | output | 1 | 49,182 | 1 | 98,365 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Imagine that your city is an infinite 2D plane with Cartesian coordinate system. The only crime-affected road of your city is the x-axis. Currently, there are n criminals along the road. No police station has been built on this road yet, so ... | instruction | 0 | 49,183 | 1 | 98,366 |
Tags: greedy, implementation, math, ternary search
Correct Solution:
```
from sys import stdin, stdout
import io,os
input = io.BytesIO(os.read(0,os.fstat(0).st_size)).readline
print = stdout.write
crims, raite = list(map(int, input().split()))
posiciones = list(map(int, input().split()))
finalle = 0
llevados ... | output | 1 | 49,183 | 1 | 98,367 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Imagine that your city is an infinite 2D plane with Cartesian coordinate system. The only crime-affected road of your city is the x-axis. Currently, there are n criminals along the road. No police station has been built on this road yet, so ... | instruction | 0 | 49,184 | 1 | 98,368 |
Tags: greedy, implementation, math, ternary search
Correct Solution:
```
import io,os
input = io.BytesIO(os.read(0,os.fstat(0).st_size)).readline
crims, raite = list(map(int, input().split()))
posiciones = list(map(int, input().split()))
finalle = 0
llevados = 0
while llevados < crims:
finalle += posiciones[crim... | output | 1 | 49,184 | 1 | 98,369 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Imagine that your city is an infinite 2D plane with Cartesian coordinate system. The only crime-affected road of your city is the x-axis. Currently, there are n criminals along the road. No poli... | instruction | 0 | 49,185 | 1 | 98,370 |
No | output | 1 | 49,185 | 1 | 98,371 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Imagine that your city is an infinite 2D plane with Cartesian coordinate system. The only crime-affected road of your city is the x-axis. Currently, there are n criminals along the road. No poli... | instruction | 0 | 49,186 | 1 | 98,372 |
No | output | 1 | 49,186 | 1 | 98,373 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Imagine that your city is an infinite 2D plane with Cartesian coordinate system. The only crime-affected road of your city is the x-axis. Currently, there are n criminals along the road. No poli... | instruction | 0 | 49,187 | 1 | 98,374 |
No | output | 1 | 49,187 | 1 | 98,375 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Imagine that your city is an infinite 2D plane with Cartesian coordinate system. The only crime-affected road of your city is the x-axis. Currently, there are n criminals along the road. No poli... | instruction | 0 | 49,188 | 1 | 98,376 |
No | output | 1 | 49,188 | 1 | 98,377 |
Provide a correct Python 3 solution for this coding contest problem.
problem
The IOI country consists of N towns from town 1 to town N, and the towns are connected by roads. The IOI country has K roads, all of which connect two different towns. Cars can move freely in both directions on the road, but they cannot go f... | instruction | 0 | 49,553 | 1 | 99,106 |
"Correct Solution:
```
from heapq import heappop as pop
from heapq import heappush as push
def main():
n, k = map(int, input().split())
clst = []
rlst = []
for i in range(n):
c, r = map(int, input().split())
clst.append(c)
rlst.append(r)
edges = [[] * n for i in range(n)]
for i in r... | output | 1 | 49,553 | 1 | 99,107 |
Provide a correct Python 3 solution for this coding contest problem.
problem
The IOI country consists of N towns from town 1 to town N, and the towns are connected by roads. The IOI country has K roads, all of which connect two different towns. Cars can move freely in both directions on the road, but they cannot go f... | instruction | 0 | 49,554 | 1 | 99,108 |
"Correct Solution:
```
from heapq import heappop as pop
from heapq import heappush as push
INF = 10 ** 20
def main():
n, k = map(int, input().split())
clst = []
rlst = []
for i in range(n):
c, r = map(int, input().split())
clst.append(c)
rlst.append(r)
edges = [[] * n for i in range(n)]
... | output | 1 | 49,554 | 1 | 99,109 |
Provide a correct Python 3 solution for this coding contest problem.
problem
The IOI country consists of N towns from town 1 to town N, and the towns are connected by roads. The IOI country has K roads, all of which connect two different towns. Cars can move freely in both directions on the road, but they cannot go f... | instruction | 0 | 49,555 | 1 | 99,110 |
"Correct Solution:
```
from heapq import heappop as pop
from heapq import heappush as push
INF = 10 ** 20
n, k = map(int, input().split())
clst = []
rlst = []
for i in range(n):
c, r = map(int, input().split())
clst.append(c)
rlst.append(r)
edges = [[0] * n for i in range(n)]
for i in range(k):
a, b = map(i... | output | 1 | 49,555 | 1 | 99,111 |
Provide a correct Python 3 solution for this coding contest problem.
problem
The IOI country consists of N towns from town 1 to town N, and the towns are connected by roads. The IOI country has K roads, all of which connect two different towns. Cars can move freely in both directions on the road, but they cannot go f... | instruction | 0 | 49,556 | 1 | 99,112 |
"Correct Solution:
```
from heapq import heappop as pop
from heapq import heappush as push
INF = 10 ** 20
def main():
n, k = map(int, input().split())
clst = []
rlst = []
for i in range(n):
c, r = map(int, input().split())
clst.append(c)
rlst.append(r)
edges = [[] * n for i in range(n)]
... | output | 1 | 49,556 | 1 | 99,113 |
Provide a correct Python 3 solution for this coding contest problem.
problem
The IOI country consists of N towns from town 1 to town N, and the towns are connected by roads. The IOI country has K roads, all of which connect two different towns. Cars can move freely in both directions on the road, but they cannot go f... | instruction | 0 | 49,557 | 1 | 99,114 |
"Correct Solution:
```
from heapq import heappop as pop
from heapq import heappush as push
INF = 10 ** 20
n, k = map(int, input().split())
clst = []
rlst = []
for i in range(n):
c, r = map(int, input().split())
clst.append(c)
rlst.append(r)
edges = [[] * n for i in range(n)]
for i in range(k):
a, b = map(in... | output | 1 | 49,557 | 1 | 99,115 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
problem
The IOI country consists of N towns from town 1 to town N, and the towns are connected by roads. The IOI country has K roads, all of which connect two different towns. Cars can move fre... | instruction | 0 | 49,558 | 1 | 99,116 |
No | output | 1 | 49,558 | 1 | 99,117 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
problem
The IOI country consists of N towns from town 1 to town N, and the towns are connected by roads. The IOI country has K roads, all of which connect two different towns. Cars can move fre... | instruction | 0 | 49,559 | 1 | 99,118 |
No | output | 1 | 49,559 | 1 | 99,119 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
problem
The IOI country consists of N towns from town 1 to town N, and the towns are connected by roads. The IOI country has K roads, all of which connect two different towns. Cars can move fre... | instruction | 0 | 49,560 | 1 | 99,120 |
No | output | 1 | 49,560 | 1 | 99,121 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
problem
The IOI country consists of N towns from town 1 to town N, and the towns are connected by roads. The IOI country has K roads, all of which connect two different towns. Cars can move fre... | instruction | 0 | 49,561 | 1 | 99,122 |
No | output | 1 | 49,561 | 1 | 99,123 |
Provide a correct Python 3 solution for this coding contest problem.
Problem I Starting a Scenic Railroad Service
Jim, working for a railroad company, is responsible for planning a new tourist train service. He is sure that the train route along a scenic valley will arise a big boom, but not quite sure how big the bo... | instruction | 0 | 49,564 | 1 | 99,128 |
"Correct Solution:
```
n = int(input())
ab = [list(map(int, input().split())) for _ in range(n)]
pol1 = 0
pol2 = 0
ft = [[0] * 2 for _ in range(100000)]
for i in ab:
ft[i[0] - 1][0] += 1
ft[i[1] - 1][1] += 1
ftsum = [[0] * 2 for _ in range(100000)]
ftsum[0][0] = ft[0][0]
for i in range(1, len(ft)):
fts... | output | 1 | 49,564 | 1 | 99,129 |
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