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.
Koto Municipal Subway
Koto Municipal Subway
Koto City is a famous city whose roads are in a grid pattern, as shown in the figure below. The roads extending from north to south and the roads ex... | instruction | 0 | 83,353 | 1 | 166,706 |
Yes | output | 1 | 83,353 | 1 | 166,707 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Koto Municipal Subway
Koto Municipal Subway
Koto City is a famous city whose roads are in a grid pattern, as shown in the figure below. The roads extending from north to south and the roads ex... | instruction | 0 | 83,354 | 1 | 166,708 |
No | output | 1 | 83,354 | 1 | 166,709 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Berland has n cities, some of them are connected by bidirectional roads. For each road we know whether it is asphalted or not.
The King of Berland Valera II wants to asphalt all roads of Berland, for that he gathered a group of workers. Eve... | instruction | 0 | 83,687 | 1 | 167,374 |
Tags: 2-sat, dfs and similar, dsu, graphs
Correct Solution:
```
s=list(map(int,input().split()))
n=s[0]
m=s[1]
roads=[]
for i in range(0,n+1):
roads.append([])
for i in range(0,m):
s=list(map(int,input().split()))
roads[s[0]].append([s[1],s[2]])
roads[s[1]].append([s[0],s[2]])
col=[-1]*(n+1)
##def dfs... | output | 1 | 83,687 | 1 | 167,375 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Berland has n cities, some of them are connected by bidirectional roads. For each road we know whether it is asphalted or not.
The King of Berland Valera II wants to asphalt all roads of Berlan... | instruction | 0 | 83,688 | 1 | 167,376 |
No | output | 1 | 83,688 | 1 | 167,377 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Berland has n cities, some of them are connected by bidirectional roads. For each road we know whether it is asphalted or not.
The King of Berland Valera II wants to asphalt all roads of Berlan... | instruction | 0 | 83,689 | 1 | 167,378 |
No | output | 1 | 83,689 | 1 | 167,379 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Berland has n cities, some of them are connected by bidirectional roads. For each road we know whether it is asphalted or not.
The King of Berland Valera II wants to asphalt all roads of Berlan... | instruction | 0 | 83,690 | 1 | 167,380 |
No | output | 1 | 83,690 | 1 | 167,381 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Berland has n cities, some of them are connected by bidirectional roads. For each road we know whether it is asphalted or not.
The King of Berland Valera II wants to asphalt all roads of Berlan... | instruction | 0 | 83,691 | 1 | 167,382 |
No | output | 1 | 83,691 | 1 | 167,383 |
Provide tags and a correct Python 3 solution for this coding contest problem.
There are n cities in Berland, each of them has a unique id — an integer from 1 to n, the capital is the one with id 1. Now there is a serious problem in Berland with roads — there are no roads.
That is why there was a decision to build n -... | instruction | 0 | 83,883 | 1 | 167,766 |
Tags: constructive algorithms, graphs, trees
Correct Solution:
```
n, t, k = map(int, input().split())
a = list(map(int, input().split()))
p = {}
cnt = 0
cur = 1
floor = [[1]]
for ak in a:
arr = [cur+i for i in range(1, ak+1)]
floor.append(arr)
cur += ak
for i in range(1, t+1):
cnt +... | output | 1 | 83,883 | 1 | 167,767 |
Provide tags and a correct Python 3 solution for this coding contest problem.
There are n cities in Berland, each of them has a unique id — an integer from 1 to n, the capital is the one with id 1. Now there is a serious problem in Berland with roads — there are no roads.
That is why there was a decision to build n -... | instruction | 0 | 83,884 | 1 | 167,768 |
Tags: constructive algorithms, graphs, trees
Correct Solution:
```
import sys
import math
def main():
n,t,k = map(int,sys.stdin.readline().split())
a = list(map(int,sys.stdin.readline().split()))
g = [[] for i in range(t+1)]
g[0].append([1,-1,0])
c = 1
for i in range(t):
for j in rang... | output | 1 | 83,884 | 1 | 167,769 |
Provide tags and a correct Python 3 solution for this coding contest problem.
There are n cities in Berland, each of them has a unique id — an integer from 1 to n, the capital is the one with id 1. Now there is a serious problem in Berland with roads — there are no roads.
That is why there was a decision to build n -... | instruction | 0 | 83,885 | 1 | 167,770 |
Tags: constructive algorithms, graphs, trees
Correct Solution:
```
if __name__ == '__main__':
n, t, k = map(int, input().split())
a = list(map(int, input().split()))
b = [0 for _ in range(t)]
b[t-1] = a[t-1]
maxk = a[t-1]
for i in range(t-2, -1, -1):
b[i] = b[i+1]
if a[i+1] < a[i]:
b[i] += a[i] - a[i+1]
... | output | 1 | 83,885 | 1 | 167,771 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are n cities in Berland, each of them has a unique id — an integer from 1 to n, the capital is the one with id 1. Now there is a serious problem in Berland with roads — there are no roads.... | instruction | 0 | 83,886 | 1 | 167,772 |
No | output | 1 | 83,886 | 1 | 167,773 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are n cities in Berland, each of them has a unique id — an integer from 1 to n, the capital is the one with id 1. Now there is a serious problem in Berland with roads — there are no roads.... | instruction | 0 | 83,887 | 1 | 167,774 |
No | output | 1 | 83,887 | 1 | 167,775 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are n cities in Berland, each of them has a unique id — an integer from 1 to n, the capital is the one with id 1. Now there is a serious problem in Berland with roads — there are no roads.... | instruction | 0 | 83,888 | 1 | 167,776 |
No | output | 1 | 83,888 | 1 | 167,777 |
Provide a correct Python 3 solution for this coding contest problem.
There are N islands and M bridges.
The i-th bridge connects the A_i-th and B_i-th islands bidirectionally.
Initially, we can travel between any two islands using some of these bridges.
However, the results of a survey show that these bridges will ... | instruction | 0 | 84,012 | 1 | 168,024 |
"Correct Solution:
```
n,m=map(int,input().split())
branch=[tuple(map(int,input().split())) for _ in range(m)]
res=[0]
data=[-1 for _ in range(1+n)]
def calc(k):
k=abs(k)
return 1/2*k*(k-1)
def search(data,x):
if data[x]<=0:
return x
else:
data[x]=search(data,data[x])
return data[x]... | output | 1 | 84,012 | 1 | 168,025 |
Provide a correct Python 3 solution for this coding contest problem.
There are N islands and M bridges.
The i-th bridge connects the A_i-th and B_i-th islands bidirectionally.
Initially, we can travel between any two islands using some of these bridges.
However, the results of a survey show that these bridges will ... | instruction | 0 | 84,013 | 1 | 168,026 |
"Correct Solution:
```
def find(x):
if x == T[x]:
return x
x = T[x]
return find(x)
def mergeT(x, y):
a = find(x)
b = find(y)
if a != b:
if NumTable[a] > NumTable[b]:
T[b] = a
NumTable[a] += NumTable[b]
else:
T[a] = b
NumTable[b] += NumTable[a]
N, M = list(map(int, input... | output | 1 | 84,013 | 1 | 168,027 |
Provide a correct Python 3 solution for this coding contest problem.
There are N islands and M bridges.
The i-th bridge connects the A_i-th and B_i-th islands bidirectionally.
Initially, we can travel between any two islands using some of these bridges.
However, the results of a survey show that these bridges will ... | instruction | 0 | 84,014 | 1 | 168,028 |
"Correct Solution:
```
def r(x):
while u[x]>=0:x=u[x]
return x
(n,m),_,*e=[map(int,t.split())for t in open(0).readlines()];u=[-1]*-~n;a=[n*~-n//2]
for x,y in e[::-1]:
t=a[-1];x,y=sorted((r(x),r(y)))
if x!=y:t-=u[x]*u[y];u[x]+=u[y];u[y]=x
a.append(t)
print(*a[::-1],sep='\n')
``` | output | 1 | 84,014 | 1 | 168,029 |
Provide a correct Python 3 solution for this coding contest problem.
There are N islands and M bridges.
The i-th bridge connects the A_i-th and B_i-th islands bidirectionally.
Initially, we can travel between any two islands using some of these bridges.
However, the results of a survey show that these bridges will ... | instruction | 0 | 84,015 | 1 | 168,030 |
"Correct Solution:
```
class UnionFind:
def __init__(self,n):
*self.table,=range(n)
self.rank=[1]*n
def root(self,x):
if self.table[x]==x:
return x
else:
self.table[x]=self.root(self.table[x])
return self.table[x]
def unite(self,x,y):
x=self.root(x)
y=self.root(y)
if ... | output | 1 | 84,015 | 1 | 168,031 |
Provide a correct Python 3 solution for this coding contest problem.
There are N islands and M bridges.
The i-th bridge connects the A_i-th and B_i-th islands bidirectionally.
Initially, we can travel between any two islands using some of these bridges.
However, the results of a survey show that these bridges will ... | instruction | 0 | 84,016 | 1 | 168,032 |
"Correct Solution:
```
def root(v):
if v == par[v]:
return v
par[v] = root(par[v])
return par[v]
def unite(u, v):
u = root(u)
v = root(v)
if u == v:
return
if size[u] < size[v]:
par[u] = v
size[v] += size[u]
else:
par[v] = u
size[u] += siz... | output | 1 | 84,016 | 1 | 168,033 |
Provide a correct Python 3 solution for this coding contest problem.
There are N islands and M bridges.
The i-th bridge connects the A_i-th and B_i-th islands bidirectionally.
Initially, we can travel between any two islands using some of these bridges.
However, the results of a survey show that these bridges will ... | instruction | 0 | 84,017 | 1 | 168,034 |
"Correct Solution:
```
class Union:
def __init__(self, num):
self.T = [-1 for i in range(num)]
def root(self, x):
if self.T[x] < 0: return x
return self.root(self.T[x])
def size(self, x):
return -self.T[self.root(x)]
def merge(self, x, y):
a = self.root(x)
b = self.root(y)
if a =... | output | 1 | 84,017 | 1 | 168,035 |
Provide a correct Python 3 solution for this coding contest problem.
There are N islands and M bridges.
The i-th bridge connects the A_i-th and B_i-th islands bidirectionally.
Initially, we can travel between any two islands using some of these bridges.
However, the results of a survey show that these bridges will ... | instruction | 0 | 84,018 | 1 | 168,036 |
"Correct Solution:
```
N,M=map(int,input().split())
bridge=[]
for i in range(M):
a,b=map(int,input().split())
bridge.append((a-1,b-1))
bridge.reverse()
par=[i for i in range(N)]
size=[1 for i in range(N)]
def find(x):
if par[x]==x:
return x
else:
par[x]=find(par[x])
return par[x]
def union(a,b):
x... | output | 1 | 84,018 | 1 | 168,037 |
Provide a correct Python 3 solution for this coding contest problem.
There are N islands and M bridges.
The i-th bridge connects the A_i-th and B_i-th islands bidirectionally.
Initially, we can travel between any two islands using some of these bridges.
However, the results of a survey show that these bridges will ... | instruction | 0 | 84,019 | 1 | 168,038 |
"Correct Solution:
```
N, M = map(int, input().split())
islands = {i + 1: 1 for i in range(N)}
ab_list = [map(int, input().split()) for i in range(M)]
ans = list()
k2k = dict()
start = N*(N - 1) / 2
def recursive_dict(x):
if not x in k2k: return x
prev = k2k[x]
while True:
if prev in k2k:
prev = k2k[... | output | 1 | 84,019 | 1 | 168,039 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N islands and M bridges.
The i-th bridge connects the A_i-th and B_i-th islands bidirectionally.
Initially, we can travel between any two islands using some of these bridges.
Howeve... | instruction | 0 | 84,020 | 1 | 168,040 |
Yes | output | 1 | 84,020 | 1 | 168,041 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N islands and M bridges.
The i-th bridge connects the A_i-th and B_i-th islands bidirectionally.
Initially, we can travel between any two islands using some of these bridges.
Howeve... | instruction | 0 | 84,021 | 1 | 168,042 |
Yes | output | 1 | 84,021 | 1 | 168,043 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N islands and M bridges.
The i-th bridge connects the A_i-th and B_i-th islands bidirectionally.
Initially, we can travel between any two islands using some of these bridges.
Howeve... | instruction | 0 | 84,022 | 1 | 168,044 |
Yes | output | 1 | 84,022 | 1 | 168,045 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N islands and M bridges.
The i-th bridge connects the A_i-th and B_i-th islands bidirectionally.
Initially, we can travel between any two islands using some of these bridges.
Howeve... | instruction | 0 | 84,023 | 1 | 168,046 |
Yes | output | 1 | 84,023 | 1 | 168,047 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N islands and M bridges.
The i-th bridge connects the A_i-th and B_i-th islands bidirectionally.
Initially, we can travel between any two islands using some of these bridges.
Howeve... | instruction | 0 | 84,024 | 1 | 168,048 |
No | output | 1 | 84,024 | 1 | 168,049 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N islands and M bridges.
The i-th bridge connects the A_i-th and B_i-th islands bidirectionally.
Initially, we can travel between any two islands using some of these bridges.
Howeve... | instruction | 0 | 84,025 | 1 | 168,050 |
No | output | 1 | 84,025 | 1 | 168,051 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N islands and M bridges.
The i-th bridge connects the A_i-th and B_i-th islands bidirectionally.
Initially, we can travel between any two islands using some of these bridges.
Howeve... | instruction | 0 | 84,026 | 1 | 168,052 |
No | output | 1 | 84,026 | 1 | 168,053 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N islands and M bridges.
The i-th bridge connects the A_i-th and B_i-th islands bidirectionally.
Initially, we can travel between any two islands using some of these bridges.
Howeve... | instruction | 0 | 84,027 | 1 | 168,054 |
No | output | 1 | 84,027 | 1 | 168,055 |
Provide a correct Python 3 solution for this coding contest problem.
Aka Beko, trying to escape from 40 bandits, got lost in the city of A. Aka Beko wants to go to City B, where the new hideout is, but the map has been stolen by a bandit.
Kobborg, one of the thieves, sympathized with Aka Beko and felt sorry for him. ... | instruction | 0 | 84,123 | 1 | 168,246 |
"Correct Solution:
```
# coding: utf-8
# Your code here!
while True:
S = input()
if S == "#":
break
status = "A"
for i in range(len(S)):
if status == "A":
if S[i] == "0":
status = "X"
else:
status = "Y"
elif statu... | output | 1 | 84,123 | 1 | 168,247 |
Provide a correct Python 3 solution for this coding contest problem.
Aka Beko, trying to escape from 40 bandits, got lost in the city of A. Aka Beko wants to go to City B, where the new hideout is, but the map has been stolen by a bandit.
Kobborg, one of the thieves, sympathized with Aka Beko and felt sorry for him. ... | instruction | 0 | 84,124 | 1 | 168,248 |
"Correct Solution:
```
map_ = ( \
(1,4) # start
,(-1,2)
,(5,3)
,(4,1) # goal
,(1,-1)
,(3,4)
)
while 1:
x = input()
if x == '#':break
pt = 0
for v in map(int,list(x)):
pt = map_[pt][v]
if pt == -1: break
print("Yes" if pt... | output | 1 | 84,124 | 1 | 168,249 |
Provide a correct Python 3 solution for this coding contest problem.
Aka Beko, trying to escape from 40 bandits, got lost in the city of A. Aka Beko wants to go to City B, where the new hideout is, but the map has been stolen by a bandit.
Kobborg, one of the thieves, sympathized with Aka Beko and felt sorry for him. ... | instruction | 0 | 84,125 | 1 | 168,250 |
"Correct Solution:
```
edge = [[-1, 0, 1, -1, -1, -1],\
[-1, -1, -1, 1, -1, -1],\
[-1, 0, -1, -1, -1, -1],\
[-1, -1, -1, -1, 0, 1],\
[-1, -1, 1, -1, -1, 0],\
[-1, 1, 0, -1, -1, -1]]
while True:
s = input()
if (s == '#'):
break
place = 0;
for i in range(l... | output | 1 | 84,125 | 1 | 168,251 |
Provide a correct Python 3 solution for this coding contest problem.
Aka Beko, trying to escape from 40 bandits, got lost in the city of A. Aka Beko wants to go to City B, where the new hideout is, but the map has been stolen by a bandit.
Kobborg, one of the thieves, sympathized with Aka Beko and felt sorry for him. ... | instruction | 0 | 84,126 | 1 | 168,252 |
"Correct Solution:
```
# AOJ 0266: Aka-beko and 40 Thieves
# Python3 2018.6.26 bal4u
e = ((1, 2), (-1, 3), (1, -3), (4, 5), (5, 2), (2, 1))
while True:
p = input()
if p[0] == '#': break
s, ans = 0, True;
for i in p:
s = e[s][int(i)]
if s < 0:
ans = False
break
if ans and s != 5: ans = False
print("Yes... | output | 1 | 84,126 | 1 | 168,253 |
Provide a correct Python 3 solution for this coding contest problem.
Aka Beko, trying to escape from 40 bandits, got lost in the city of A. Aka Beko wants to go to City B, where the new hideout is, but the map has been stolen by a bandit.
Kobborg, one of the thieves, sympathized with Aka Beko and felt sorry for him. ... | instruction | 0 | 84,127 | 1 | 168,254 |
"Correct Solution:
```
# -*- coding: utf-8 -*-
"""
Aka-beko and 40 Thieves
http://judge.u-aizu.ac.jp/onlinejudge/description.jsp?id=0266
"""
import sys
def solve(s):
path = {'A': {'0': 'X', '1': 'Y'}, 'B': {'0': 'Y', '1': 'X'},
'W': {'0': 'B', '1': 'Y'}, 'X': {'0': None, '1': 'Z'}, 'Y': {'0': 'X', '1': None}... | output | 1 | 84,127 | 1 | 168,255 |
Provide a correct Python 3 solution for this coding contest problem.
Aka Beko, trying to escape from 40 bandits, got lost in the city of A. Aka Beko wants to go to City B, where the new hideout is, but the map has been stolen by a bandit.
Kobborg, one of the thieves, sympathized with Aka Beko and felt sorry for him. ... | instruction | 0 | 84,128 | 1 | 168,256 |
"Correct Solution:
```
edges = [[] for _ in range(7)]
"""
A:0, B:1, X:2, Y:3, Z:4, W:5, NA:61
"""
edges[0] = [2, 3]
edges[1] = [3, 2]
edges[2] = [6, 4]
edges[3] = [2, 6]
edges[4] = [5, 1]
edges[5] = [1, 3]
edges[6] = [6, 6]
while True:
s = input()
if s == "#":
break
node = 0
for c in s:
node = edges[no... | output | 1 | 84,128 | 1 | 168,257 |
Provide a correct Python 3 solution for this coding contest problem.
Aka Beko, trying to escape from 40 bandits, got lost in the city of A. Aka Beko wants to go to City B, where the new hideout is, but the map has been stolen by a bandit.
Kobborg, one of the thieves, sympathized with Aka Beko and felt sorry for him. ... | instruction | 0 | 84,129 | 1 | 168,258 |
"Correct Solution:
```
# Aizu Problem 0266: Aka-beko and 40 Thieves
import sys, math, os, datetime
# read input:
PYDEV = os.environ.get('PYDEV')
if PYDEV=="True":
sys.stdin = open("sample-input.txt", "rt")
routes = {'A': {'0': 'X', '1': 'Y'},
'X': {'1': 'Z'},
'Y': {'0': 'X'},
'Z': ... | output | 1 | 84,129 | 1 | 168,259 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Aka Beko, trying to escape from 40 bandits, got lost in the city of A. Aka Beko wants to go to City B, where the new hideout is, but the map has been stolen by a bandit.
Kobborg, one of the thi... | instruction | 0 | 84,130 | 1 | 168,260 |
No | output | 1 | 84,130 | 1 | 168,261 |
Provide a correct Python 3 solution for this coding contest problem.
Problem D: Mr. Rito Post Office
You are a programmer working at a post office on a remote island. The area you live in consists of multiple islands. There is one or more port towns on each island. There may be other towns and villages in addition to... | instruction | 0 | 84,174 | 1 | 168,348 |
"Correct Solution:
```
# # AOJ 2200
#
# INF = float('inf')
#
#
# def floyd_warshall(d):
# v = len(d)
# for k in range(v):
# dk = d[k]
# for i in range(v):
# di = d[i]
# for j in range(v):
# di[j] = min(di[j], di[k] + dk[j])
#
#
# def main():
# while Tr... | output | 1 | 84,174 | 1 | 168,349 |
Provide a correct Python 3 solution for this coding contest problem.
Problem D: Mr. Rito Post Office
You are a programmer working at a post office on a remote island. The area you live in consists of multiple islands. There is one or more port towns on each island. There may be other towns and villages in addition to... | instruction | 0 | 84,175 | 1 | 168,350 |
"Correct Solution:
```
inf = float("INF")
class Warshall_Floyd:
def __init__(self, n, dist):
self.dist = dist
self.n = n
def search(self):
n = self.n
dist = self.dist
for i in range(n):
dist[i][i] = 0
for i in range(n):
di = dist[i]
... | output | 1 | 84,175 | 1 | 168,351 |
Provide a correct Python 3 solution for this coding contest problem.
Problem D: Mr. Rito Post Office
You are a programmer working at a post office on a remote island. The area you live in consists of multiple islands. There is one or more port towns on each island. There may be other towns and villages in addition to... | instruction | 0 | 84,176 | 1 | 168,352 |
"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 | 84,176 | 1 | 168,353 |
Provide a correct Python 3 solution for this coding contest problem.
Problem D: Mr. Rito Post Office
You are a programmer working at a post office on a remote island. The area you live in consists of multiple islands. There is one or more port towns on each island. There may be other towns and villages in addition to... | instruction | 0 | 84,177 | 1 | 168,354 |
"Correct Solution:
```
from heapq import heappush, heappop
import sys, operator
INF = 10**18
def solve():
readline = sys.stdin.readline
write = sys.stdout.write
N, M = map(int, readline().split())
if N == M == 0:
return False
def dijkstra(N, s, G):
dist = [INF]*N
dist[s] = 0
... | output | 1 | 84,177 | 1 | 168,355 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Problem D: Mr. Rito Post Office
You are a programmer working at a post office on a remote island. The area you live in consists of multiple islands. There is one or more port towns on each isla... | instruction | 0 | 84,178 | 1 | 168,356 |
No | output | 1 | 84,178 | 1 | 168,357 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Problem D: Mr. Rito Post Office
You are a programmer working at a post office on a remote island. The area you live in consists of multiple islands. There is one or more port towns on each isla... | instruction | 0 | 84,179 | 1 | 168,358 |
No | output | 1 | 84,179 | 1 | 168,359 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Problem D: Mr. Rito Post Office
You are a programmer working at a post office on a remote island. The area you live in consists of multiple islands. There is one or more port towns on each isla... | instruction | 0 | 84,180 | 1 | 168,360 |
No | output | 1 | 84,180 | 1 | 168,361 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Problem D: Mr. Rito Post Office
You are a programmer working at a post office on a remote island. The area you live in consists of multiple islands. There is one or more port towns on each isla... | instruction | 0 | 84,181 | 1 | 168,362 |
No | output | 1 | 84,181 | 1 | 168,363 |
Provide tags and a correct Python 3 solution for this coding contest problem.
If the girl doesn't go to Denis, then Denis will go to the girl. Using this rule, the young man left home, bought flowers and went to Nastya.
On the way from Denis's house to the girl's house is a road of n lines. This road can't be always... | instruction | 0 | 84,375 | 1 | 168,750 |
Tags: dfs and similar, dp, graphs, shortest paths
Correct Solution:
```
import sys
from array import array # noqa: F401
import typing as Tp # noqa: F401
def input():
return sys.stdin.buffer.readline().decode('utf-8')
def output(*args):
sys.stdout.buffer.write(
('\n'.join(map(str, args)) + '\n').en... | output | 1 | 84,375 | 1 | 168,751 |
Provide tags and a correct Python 3 solution for this coding contest problem.
If the girl doesn't go to Denis, then Denis will go to the girl. Using this rule, the young man left home, bought flowers and went to Nastya.
On the way from Denis's house to the girl's house is a road of n lines. This road can't be always... | instruction | 0 | 84,376 | 1 | 168,752 |
Tags: dfs and similar, dp, graphs, shortest paths
Correct Solution:
```
import sys
sys.setrecursionlimit(10000)
from collections import deque
from heapq import heappush, heappop
class Memoize:
def __init__(self, f):
self.f = f
self.memo = {}
def __call__(self, *args):
if not args in se... | output | 1 | 84,376 | 1 | 168,753 |
Provide tags and a correct Python 3 solution for this coding contest problem.
If the girl doesn't go to Denis, then Denis will go to the girl. Using this rule, the young man left home, bought flowers and went to Nastya.
On the way from Denis's house to the girl's house is a road of n lines. This road can't be always... | instruction | 0 | 84,377 | 1 | 168,754 |
Tags: dfs and similar, dp, graphs, shortest paths
Correct Solution:
```
from collections import deque
INF = float('inf')
n, m = map(int, input().split())
d = list(sorted([-INF] + list(map(int, input().split()))))
dsts = [d[i+1] - d[i] for i in range(m)]
g, r = map(int, input().split())
dp = [[0 for __ in range(g)] for... | output | 1 | 84,377 | 1 | 168,755 |
Provide tags and a correct Python 3 solution for this coding contest problem.
If the girl doesn't go to Denis, then Denis will go to the girl. Using this rule, the young man left home, bought flowers and went to Nastya.
On the way from Denis's house to the girl's house is a road of n lines. This road can't be always... | instruction | 0 | 84,378 | 1 | 168,756 |
Tags: dfs and similar, dp, graphs, shortest paths
Correct Solution:
```
import collections
n,m=map(int,input().split())
m+=2
arr=list(map(int,input().split()))
arr.append(0)
arr.append(n)
arr=sorted(arr)
g,r=map(int,input().split())
q=collections.deque()
q.append((0,0))
dist=[[0]*(g+1) for _ in range(m+2)]
checked=[[0... | output | 1 | 84,378 | 1 | 168,757 |
Provide tags and a correct Python 3 solution for this coding contest problem.
If the girl doesn't go to Denis, then Denis will go to the girl. Using this rule, the young man left home, bought flowers and went to Nastya.
On the way from Denis's house to the girl's house is a road of n lines. This road can't be always... | instruction | 0 | 84,379 | 1 | 168,758 |
Tags: dfs and similar, dp, graphs, shortest paths
Correct Solution:
```
from collections import deque
N, M = map(int, input().split())
D = sorted(list(set([int(a) for a in input().split()] + [-1<<10, N])))
M = len(D)
DD = [D[i+1] - D[i] for i in range(M-1)]
g, r = map(int, input().split())
X = [[0] * (g + 1) for _ in r... | output | 1 | 84,379 | 1 | 168,759 |
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