message stringlengths 2 22.8k | message_type stringclasses 2
values | message_id int64 0 1 | conversation_id int64 16 109k | cluster float64 1 1 | __index_level_0__ int64 32 217k |
|---|---|---|---|---|---|
Provide tags and a correct Python 3 solution for this coding contest problem.
Andrew prefers taxi to other means of transport, but recently most taxi drivers have been acting inappropriately. In order to earn more money, taxi drivers started to drive in circles. Roads in Andrew's city are one-way, and people are not n... | instruction | 0 | 64,870 | 1 | 129,740 |
Tags: binary search, dfs and similar, graphs
Correct Solution:
```
import sys
input = sys.stdin.readline
from collections import *
def judge(x):
ins = [0]*n
outs = defaultdict(list)
for u, v, c in edges:
if c>x:
ins[v] += 1
outs[u].append(v)
q = deque([v for v ... | output | 1 | 64,870 | 1 | 129,741 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Andrew prefers taxi to other means of transport, but recently most taxi drivers have been acting inappropriately. In order to earn more money, taxi drivers started to drive in circles. Roads in Andrew's city are one-way, and people are not n... | instruction | 0 | 64,871 | 1 | 129,742 |
Tags: binary search, dfs and similar, graphs
Correct Solution:
```
# problem http://codeforces.com/contest/1100/problem/E
import copy
import sys
def find_loop(g, w, k, n):
visited = [False] * n
visited_int = [False] * n
for i in range(n):
if visited[i]:
continue
stack = [g[i][:... | output | 1 | 64,871 | 1 | 129,743 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Andrew prefers taxi to other means of transport, but recently most taxi drivers have been acting inappropriately. In order to earn more money, taxi drivers started to drive in circles. Roads in Andrew's city are one-way, and people are not n... | instruction | 0 | 64,872 | 1 | 129,744 |
Tags: binary search, dfs and similar, graphs
Correct Solution:
```
import sys
from operator import itemgetter
readline = sys.stdin.readline
def topological_sort(E, D):
D = D[:]
n = len(E)
Q = [i for i in range(n) if D[i] == 0]
L = []
while Q:
p = Q.pop()
L.append(p)
for vf i... | output | 1 | 64,872 | 1 | 129,745 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Andrew prefers taxi to other means of transport, but recently most taxi drivers have been acting inappropriately. In order to earn more money, taxi drivers started to drive in circles. Roads in Andrew's city are one-way, and people are not n... | instruction | 0 | 64,873 | 1 | 129,746 |
Tags: binary search, dfs and similar, graphs
Correct Solution:
```
import sys,math,itertools
from collections import Counter,deque,defaultdict
from bisect import bisect_left,bisect_right
from heapq import heappop,heappush,heapify, nlargest
from copy import deepcopy
mod = 10**9+7
INF = float('inf')
def inp(): return in... | output | 1 | 64,873 | 1 | 129,747 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Andrew prefers taxi to other means of transport, but recently most taxi drivers have been acting inappropriately. In order to earn more money, taxi drivers started to drive in circles. Roads in ... | instruction | 0 | 64,874 | 1 | 129,748 |
No | output | 1 | 64,874 | 1 | 129,749 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Andrew prefers taxi to other means of transport, but recently most taxi drivers have been acting inappropriately. In order to earn more money, taxi drivers started to drive in circles. Roads in ... | instruction | 0 | 64,875 | 1 | 129,750 |
No | output | 1 | 64,875 | 1 | 129,751 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Andrew prefers taxi to other means of transport, but recently most taxi drivers have been acting inappropriately. In order to earn more money, taxi drivers started to drive in circles. Roads in ... | instruction | 0 | 64,876 | 1 | 129,752 |
No | output | 1 | 64,876 | 1 | 129,753 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Andrew prefers taxi to other means of transport, but recently most taxi drivers have been acting inappropriately. In order to earn more money, taxi drivers started to drive in circles. Roads in ... | instruction | 0 | 64,877 | 1 | 129,754 |
No | output | 1 | 64,877 | 1 | 129,755 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Farmer John has a farm that consists of n pastures connected by one-directional roads. Each road has a weight, representing the time it takes to go from the start to the end of the road. The roads could have negative weight, where the cows g... | instruction | 0 | 65,108 | 1 | 130,216 |
Tags: constructive algorithms, graphs, greedy, shortest paths, sortings
Correct Solution:
```
# In the name of God.
# You are anything and We're nothing
# Ya ali!
import os
import sys
from io import BytesIO, IOBase
_str = str
str = lambda x=b"": x if type(x) is bytes else _str(x).encode()
BUFSIZE = 8192
class Fast... | output | 1 | 65,108 | 1 | 130,217 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Farmer John has a farm that consists of n pastures connected by one-directional roads. Each road has a weight, representing the time it takes to go from the start to the end of the road. The roads could have negative weight, where the cows g... | instruction | 0 | 65,109 | 1 | 130,218 |
Tags: constructive algorithms, graphs, greedy, shortest paths, sortings
Correct Solution:
```
t = int(input())
for _ in range(t):
n = int(input())
a = list(map(int,input().split()))
a = sorted(a)
b = []
for i in range(1,n):
b += [a[i] - a[i-1]]
ans = 0
n = len(b)
for i in range(n):
ans -= (n-i)*... | output | 1 | 65,109 | 1 | 130,219 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Farmer John has a farm that consists of n pastures connected by one-directional roads. Each road has a weight, representing the time it takes to go from the start to the end of the road. The roads could have negative weight, where the cows g... | instruction | 0 | 65,110 | 1 | 130,220 |
Tags: constructive algorithms, graphs, greedy, shortest paths, sortings
Correct Solution:
```
import sys
input = sys.stdin.readline
def stup(a):
r = 0
for i in range(len(a)):
for j in range(i+2,len(a)):
r -= a[j]-a[i]
return r
def solve():
n = int(input())
a = list(map(int, input().split()))
a.sort()
s =... | output | 1 | 65,110 | 1 | 130,221 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Farmer John has a farm that consists of n pastures connected by one-directional roads. Each road has a weight, representing the time it takes to go from the start to the end of the road. The roads could have negative weight, where the cows g... | instruction | 0 | 65,111 | 1 | 130,222 |
Tags: constructive algorithms, graphs, greedy, shortest paths, sortings
Correct Solution:
```
for _ in range(int(input())):
n=int(input());l=sorted(list(map(int,input().split())));f=0;count=0;
for i in range(2,n):count+=l[i-2];f-=(l[i]*(i-1));f+=count;
print(f);
``` | output | 1 | 65,111 | 1 | 130,223 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Farmer John has a farm that consists of n pastures connected by one-directional roads. Each road has a weight, representing the time it takes to go from the start to the end of the road. The roads could have negative weight, where the cows g... | instruction | 0 | 65,112 | 1 | 130,224 |
Tags: constructive algorithms, graphs, greedy, shortest paths, sortings
Correct Solution:
```
import os, sys
from io import BytesIO, IOBase
from math import log2, ceil, sqrt, gcd
from _collections import deque
import heapq as hp
from bisect import bisect_left, bisect_right
BUFSIZE = 8192
class FastIO(IOBase):
ne... | output | 1 | 65,112 | 1 | 130,225 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Farmer John has a farm that consists of n pastures connected by one-directional roads. Each road has a weight, representing the time it takes to go from the start to the end of the road. The roads could have negative weight, where the cows g... | instruction | 0 | 65,113 | 1 | 130,226 |
Tags: constructive algorithms, graphs, greedy, shortest paths, sortings
Correct Solution:
```
''''
bahju vale ko chodkar sabka diff add kardo :okayge: shayd
'''
def f(a):
# print(sorted(a))
ans=0
n=len(a)
a=sorted(a)
for i in range(1,len(a)):
# print(ans,a[i],i-1,n-i-1-1)
ans+=(i-1)*(a[i])
ans-=max((n-i-1-1... | output | 1 | 65,113 | 1 | 130,227 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Farmer John has a farm that consists of n pastures connected by one-directional roads. Each road has a weight, representing the time it takes to go from the start to the end of the road. The roads could have negative weight, where the cows g... | instruction | 0 | 65,114 | 1 | 130,228 |
Tags: constructive algorithms, graphs, greedy, shortest paths, sortings
Correct Solution:
```
t = int(input())
for o in range(t):
n = int(input())
d = list(map(int, input().strip().split()))
d.sort()
sm = []
cur = 0
for i in d:
cur += i
sm.append(cur)
subtract = sum(sm) - cur... | output | 1 | 65,114 | 1 | 130,229 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Farmer John has a farm that consists of n pastures connected by one-directional roads. Each road has a weight, representing the time it takes to go from the start to the end of the road. The roads could have negative weight, where the cows g... | instruction | 0 | 65,115 | 1 | 130,230 |
Tags: constructive algorithms, graphs, greedy, shortest paths, sortings
Correct Solution:
```
# _
#####################################################################################################################
def main():
for i in range(int(input())):
nPastures, times = int(input()), sorted(map(int, ... | output | 1 | 65,115 | 1 | 130,231 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Vasya went for a walk in the park. The park has n glades, numbered from 1 to n. There are m trails between the glades. The trails are numbered from 1 to m, where the i-th trail connects glades x... | instruction | 0 | 65,124 | 1 | 130,248 |
No | output | 1 | 65,124 | 1 | 130,249 |
Provide a correct Python 3 solution for this coding contest problem.
There are three airports A, B and C, and flights between each pair of airports in both directions.
A one-way flight between airports A and B takes P hours, a one-way flight between airports B and C takes Q hours, and a one-way flight between airport... | instruction | 0 | 65,443 | 1 | 130,886 |
"Correct Solution:
```
l=list(map(int,input().split()))
l.sort()
print(sum(l[0:2]))
``` | output | 1 | 65,443 | 1 | 130,887 |
Provide a correct Python 3 solution for this coding contest problem.
There are three airports A, B and C, and flights between each pair of airports in both directions.
A one-way flight between airports A and B takes P hours, a one-way flight between airports B and C takes Q hours, and a one-way flight between airport... | instruction | 0 | 65,444 | 1 | 130,888 |
"Correct Solution:
```
d = [int(i) for i in input().split()]
print(sum(d) - max(d))
``` | output | 1 | 65,444 | 1 | 130,889 |
Provide a correct Python 3 solution for this coding contest problem.
There are three airports A, B and C, and flights between each pair of airports in both directions.
A one-way flight between airports A and B takes P hours, a one-way flight between airports B and C takes Q hours, and a one-way flight between airport... | instruction | 0 | 65,445 | 1 | 130,890 |
"Correct Solution:
```
P,Q,R=map(int,input().split())
a=min(P+Q,P+R,Q+R)
print(a)
``` | output | 1 | 65,445 | 1 | 130,891 |
Provide a correct Python 3 solution for this coding contest problem.
There are three airports A, B and C, and flights between each pair of airports in both directions.
A one-way flight between airports A and B takes P hours, a one-way flight between airports B and C takes Q hours, and a one-way flight between airport... | instruction | 0 | 65,446 | 1 | 130,892 |
"Correct Solution:
```
V = list(map(int, input().split()))
print(sum(V) - max(V))
``` | output | 1 | 65,446 | 1 | 130,893 |
Provide a correct Python 3 solution for this coding contest problem.
There are three airports A, B and C, and flights between each pair of airports in both directions.
A one-way flight between airports A and B takes P hours, a one-way flight between airports B and C takes Q hours, and a one-way flight between airport... | instruction | 0 | 65,447 | 1 | 130,894 |
"Correct Solution:
```
P,Q,R = map(int,input().split())
print(min(P+Q,min(Q+R,R+P)))
``` | output | 1 | 65,447 | 1 | 130,895 |
Provide a correct Python 3 solution for this coding contest problem.
There are three airports A, B and C, and flights between each pair of airports in both directions.
A one-way flight between airports A and B takes P hours, a one-way flight between airports B and C takes Q hours, and a one-way flight between airport... | instruction | 0 | 65,448 | 1 | 130,896 |
"Correct Solution:
```
L = [int(i) for i in input().split()]
print(sum(L) - max(L))
``` | output | 1 | 65,448 | 1 | 130,897 |
Provide a correct Python 3 solution for this coding contest problem.
There are three airports A, B and C, and flights between each pair of airports in both directions.
A one-way flight between airports A and B takes P hours, a one-way flight between airports B and C takes Q hours, and a one-way flight between airport... | instruction | 0 | 65,449 | 1 | 130,898 |
"Correct Solution:
```
l=sorted(map(int,input().split()))
print(sum(l)-max(l))
``` | output | 1 | 65,449 | 1 | 130,899 |
Provide a correct Python 3 solution for this coding contest problem.
There are three airports A, B and C, and flights between each pair of airports in both directions.
A one-way flight between airports A and B takes P hours, a one-way flight between airports B and C takes Q hours, and a one-way flight between airport... | instruction | 0 | 65,450 | 1 | 130,900 |
"Correct Solution:
```
l = sorted(map(int, input().split()))
print(l[0]+l[1])
``` | output | 1 | 65,450 | 1 | 130,901 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are three airports A, B and C, and flights between each pair of airports in both directions.
A one-way flight between airports A and B takes P hours, a one-way flight between airports B a... | instruction | 0 | 65,451 | 1 | 130,902 |
Yes | output | 1 | 65,451 | 1 | 130,903 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are three airports A, B and C, and flights between each pair of airports in both directions.
A one-way flight between airports A and B takes P hours, a one-way flight between airports B a... | instruction | 0 | 65,452 | 1 | 130,904 |
Yes | output | 1 | 65,452 | 1 | 130,905 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are three airports A, B and C, and flights between each pair of airports in both directions.
A one-way flight between airports A and B takes P hours, a one-way flight between airports B a... | instruction | 0 | 65,453 | 1 | 130,906 |
Yes | output | 1 | 65,453 | 1 | 130,907 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are three airports A, B and C, and flights between each pair of airports in both directions.
A one-way flight between airports A and B takes P hours, a one-way flight between airports B a... | instruction | 0 | 65,454 | 1 | 130,908 |
Yes | output | 1 | 65,454 | 1 | 130,909 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are three airports A, B and C, and flights between each pair of airports in both directions.
A one-way flight between airports A and B takes P hours, a one-way flight between airports B a... | instruction | 0 | 65,455 | 1 | 130,910 |
No | output | 1 | 65,455 | 1 | 130,911 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are three airports A, B and C, and flights between each pair of airports in both directions.
A one-way flight between airports A and B takes P hours, a one-way flight between airports B a... | instruction | 0 | 65,456 | 1 | 130,912 |
No | output | 1 | 65,456 | 1 | 130,913 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are three airports A, B and C, and flights between each pair of airports in both directions.
A one-way flight between airports A and B takes P hours, a one-way flight between airports B a... | instruction | 0 | 65,457 | 1 | 130,914 |
No | output | 1 | 65,457 | 1 | 130,915 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are three airports A, B and C, and flights between each pair of airports in both directions.
A one-way flight between airports A and B takes P hours, a one-way flight between airports B a... | instruction | 0 | 65,458 | 1 | 130,916 |
No | output | 1 | 65,458 | 1 | 130,917 |
Provide a correct Python 3 solution for this coding contest problem.
There are N islands lining up from west to east, connected by N-1 bridges.
The i-th bridge connects the i-th island from the west and the (i+1)-th island from the west.
One day, disputes took place between some islands, and there were M requests fr... | instruction | 0 | 65,475 | 1 | 130,950 |
"Correct Solution:
```
n,m = map(int,input().split())
a = [list(map(int,input().split())) for _ in range(m)]
a = sorted(a,key=lambda x:x[1])
ans = [0]
for a_ in a:
if not a_[0] < ans[-1] <= a_[1]:
ans.append(a_[1])
print(len(ans)-1)
``` | output | 1 | 65,475 | 1 | 130,951 |
Provide a correct Python 3 solution for this coding contest problem.
There are N islands lining up from west to east, connected by N-1 bridges.
The i-th bridge connects the i-th island from the west and the (i+1)-th island from the west.
One day, disputes took place between some islands, and there were M requests fr... | instruction | 0 | 65,476 | 1 | 130,952 |
"Correct Solution:
```
N, M = map(int, input().split())
AB = [tuple(map(int, input().split())) for _ in range(M)]
AB.sort(key=lambda ab:(ab[1],ab[0]))
ans = 0
pre = 0
for a, b in AB:
if pre <= a:
pre = b
ans += 1
print(ans)
``` | output | 1 | 65,476 | 1 | 130,953 |
Provide a correct Python 3 solution for this coding contest problem.
There are N islands lining up from west to east, connected by N-1 bridges.
The i-th bridge connects the i-th island from the west and the (i+1)-th island from the west.
One day, disputes took place between some islands, and there were M requests fr... | instruction | 0 | 65,477 | 1 | 130,954 |
"Correct Solution:
```
n, m = map(int, input().split())
ab = sorted([tuple(map(int, input().split())) for _ in range(m)], key=lambda x: x[1])
broken = -1
ans = 0
for a, b in ab:
if broken < a:
broken = b - 1
ans += 1
print(ans)
``` | output | 1 | 65,477 | 1 | 130,955 |
Provide a correct Python 3 solution for this coding contest problem.
There are N islands lining up from west to east, connected by N-1 bridges.
The i-th bridge connects the i-th island from the west and the (i+1)-th island from the west.
One day, disputes took place between some islands, and there were M requests fr... | instruction | 0 | 65,478 | 1 | 130,956 |
"Correct Solution:
```
n,m=map(int,input().split())
lst=[list(map(int,input().split())) for i in range(m)]
lst.sort(key=lambda x:x[1])
ans=1
pin=lst[0][1]-1
for i in range(1,m):
if lst[i][0]>pin:
ans+=1
pin=lst[i][1]-1
print(ans)
``` | output | 1 | 65,478 | 1 | 130,957 |
Provide a correct Python 3 solution for this coding contest problem.
There are N islands lining up from west to east, connected by N-1 bridges.
The i-th bridge connects the i-th island from the west and the (i+1)-th island from the west.
One day, disputes took place between some islands, and there were M requests fr... | instruction | 0 | 65,479 | 1 | 130,958 |
"Correct Solution:
```
#!/usr/bin/env python3
(n,m,),*b=[[*map(int,i.split())]for i in open(0)]
b=sorted(b,key=lambda x:x[1])
p=0
c=0
for i in b:
if i[0]>=p:
c+=1
p=i[1]
print(c)
``` | output | 1 | 65,479 | 1 | 130,959 |
Provide a correct Python 3 solution for this coding contest problem.
There are N islands lining up from west to east, connected by N-1 bridges.
The i-th bridge connects the i-th island from the west and the (i+1)-th island from the west.
One day, disputes took place between some islands, and there were M requests fr... | instruction | 0 | 65,480 | 1 | 130,960 |
"Correct Solution:
```
N,M = map(int,input().split())
AB = [tuple(map(int,input().split())) for i in range(M)]
AB.sort(key=lambda x:x[1])
last = -1
ans = 0
for a,b in AB:
if a <= last < b: continue
last = b-1
ans += 1
print(ans)
``` | output | 1 | 65,480 | 1 | 130,961 |
Provide a correct Python 3 solution for this coding contest problem.
There are N islands lining up from west to east, connected by N-1 bridges.
The i-th bridge connects the i-th island from the west and the (i+1)-th island from the west.
One day, disputes took place between some islands, and there were M requests fr... | instruction | 0 | 65,481 | 1 | 130,962 |
"Correct Solution:
```
n,m=map(int,input().split())
mx =[-1 for i in range(0,n)]
for z in range(0,m):
a,b=map(int,input().split())
mx[b-1]=max(mx[b-1],a-1)
cut=-1
cn=0
for z in range(0,n):
if cut<mx[z]:
cut=z-1
cn=cn+1
print(cn)
``` | output | 1 | 65,481 | 1 | 130,963 |
Provide a correct Python 3 solution for this coding contest problem.
There are N islands lining up from west to east, connected by N-1 bridges.
The i-th bridge connects the i-th island from the west and the (i+1)-th island from the west.
One day, disputes took place between some islands, and there were M requests fr... | instruction | 0 | 65,482 | 1 | 130,964 |
"Correct Solution:
```
N, M = map(int, input().split())
bs = [tuple(map(int, input().split())) for _ in range(M)]
bs.sort(key=lambda x: x[1])
rbs = []
for a, b in bs:
if not rbs or a > rbs[-1]:
rbs.append(b - 1)
ans = len(rbs)
print(ans)
``` | output | 1 | 65,482 | 1 | 130,965 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N islands lining up from west to east, connected by N-1 bridges.
The i-th bridge connects the i-th island from the west and the (i+1)-th island from the west.
One day, disputes took ... | instruction | 0 | 65,483 | 1 | 130,966 |
Yes | output | 1 | 65,483 | 1 | 130,967 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N islands lining up from west to east, connected by N-1 bridges.
The i-th bridge connects the i-th island from the west and the (i+1)-th island from the west.
One day, disputes took ... | instruction | 0 | 65,484 | 1 | 130,968 |
Yes | output | 1 | 65,484 | 1 | 130,969 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N islands lining up from west to east, connected by N-1 bridges.
The i-th bridge connects the i-th island from the west and the (i+1)-th island from the west.
One day, disputes took ... | instruction | 0 | 65,485 | 1 | 130,970 |
Yes | output | 1 | 65,485 | 1 | 130,971 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N islands lining up from west to east, connected by N-1 bridges.
The i-th bridge connects the i-th island from the west and the (i+1)-th island from the west.
One day, disputes took ... | instruction | 0 | 65,486 | 1 | 130,972 |
Yes | output | 1 | 65,486 | 1 | 130,973 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N islands lining up from west to east, connected by N-1 bridges.
The i-th bridge connects the i-th island from the west and the (i+1)-th island from the west.
One day, disputes took ... | instruction | 0 | 65,487 | 1 | 130,974 |
No | output | 1 | 65,487 | 1 | 130,975 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N islands lining up from west to east, connected by N-1 bridges.
The i-th bridge connects the i-th island from the west and the (i+1)-th island from the west.
One day, disputes took ... | instruction | 0 | 65,488 | 1 | 130,976 |
No | output | 1 | 65,488 | 1 | 130,977 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N islands lining up from west to east, connected by N-1 bridges.
The i-th bridge connects the i-th island from the west and the (i+1)-th island from the west.
One day, disputes took ... | instruction | 0 | 65,489 | 1 | 130,978 |
No | output | 1 | 65,489 | 1 | 130,979 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N islands lining up from west to east, connected by N-1 bridges.
The i-th bridge connects the i-th island from the west and the (i+1)-th island from the west.
One day, disputes took ... | instruction | 0 | 65,490 | 1 | 130,980 |
No | output | 1 | 65,490 | 1 | 130,981 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The government of Berland decided to improve network coverage in his country. Berland has a unique structure: the capital in the center and n cities in a circle around the capital. The capital already has a good network coverage (so the gove... | instruction | 0 | 65,754 | 1 | 131,508 |
Tags: binary search, constructive algorithms, data structures, greedy
Correct Solution:
```
import sys
input = sys.stdin.readline
def solve():
n = int(input())
A = list(map(int, input().split()))
B = list(map(int, input().split()))
lo = 0
hi = min(A[0], B[-1])+1
done = False
while lo < hi:
take = (lo + hi) ... | output | 1 | 65,754 | 1 | 131,509 |
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