message stringlengths 2 433k | message_type stringclasses 2
values | message_id int64 0 1 | conversation_id int64 113 108k | cluster float64 12 12 | __index_level_0__ int64 226 217k |
|---|---|---|---|---|---|
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Let n be an integer. Consider all permutations on integers 1 to n in lexicographic order, and concatenate them into one big sequence p. For example, if n = 3, then p = [1, 2, 3, 1, 3, 2, 2, 1, 3... | instruction | 0 | 86,631 | 12 | 173,262 |
No | output | 1 | 86,631 | 12 | 173,263 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Let n be an integer. Consider all permutations on integers 1 to n in lexicographic order, and concatenate them into one big sequence p. For example, if n = 3, then p = [1, 2, 3, 1, 3, 2, 2, 1, 3... | instruction | 0 | 86,632 | 12 | 173,264 |
No | output | 1 | 86,632 | 12 | 173,265 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You have a long stick, consisting of m segments enumerated from 1 to m. Each segment is 1 centimeter long. Sadly, some segments are broken and need to be repaired.
You have an infinitely long repair tape. You want to cut some pieces from th... | instruction | 0 | 86,633 | 12 | 173,266 |
Tags: greedy, sortings
Correct Solution:
```
n, m, k = map(int, input().split())
length = n
a = [int(i) for i in input().split()]
d = []
for j in range(n-1):
d.append(a[j + 1] - a[j] - 1)
d.sort()
for j in range(n-k):
length += d[j]
print(length)
``` | output | 1 | 86,633 | 12 | 173,267 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You have a long stick, consisting of m segments enumerated from 1 to m. Each segment is 1 centimeter long. Sadly, some segments are broken and need to be repaired.
You have an infinitely long repair tape. You want to cut some pieces from th... | instruction | 0 | 86,634 | 12 | 173,268 |
Tags: greedy, sortings
Correct Solution:
```
n,m,w=map(int,input().split())
l=list(map(int,input().split()))
k=[]
for i in range(1,n):
a=l[i]-l[i-1]
k.append(a)
k.sort()
s=0
for i in range(n-w):
s+=k[i]
print(s+w)
``` | output | 1 | 86,634 | 12 | 173,269 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You have a long stick, consisting of m segments enumerated from 1 to m. Each segment is 1 centimeter long. Sadly, some segments are broken and need to be repaired.
You have an infinitely long repair tape. You want to cut some pieces from th... | instruction | 0 | 86,635 | 12 | 173,270 |
Tags: greedy, sortings
Correct Solution:
```
n,m,k=map(int,input().split())
b=[int(i) for i in input().split()]
if k==1:
print(b[-1]-b[0]+1)
else:
d=[b[i]-b[i-1] for i in range(1,n)]
d.sort()
d=d[:-k+1]
print(sum(d)+k)
``` | output | 1 | 86,635 | 12 | 173,271 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You have a long stick, consisting of m segments enumerated from 1 to m. Each segment is 1 centimeter long. Sadly, some segments are broken and need to be repaired.
You have an infinitely long repair tape. You want to cut some pieces from th... | instruction | 0 | 86,636 | 12 | 173,272 |
Tags: greedy, sortings
Correct Solution:
```
def main():
# accept nmk
[n,m,k]=list(map(int,input().split(" ")))
ar=list(map(int,input().split(" ")))
diff=[]
prev=ar[0]
for i in range(1,len(ar)):
diff.append(ar[i]-prev)
prev=ar[i]
# Sort in ascending order and take first k's s... | output | 1 | 86,636 | 12 | 173,273 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You have a long stick, consisting of m segments enumerated from 1 to m. Each segment is 1 centimeter long. Sadly, some segments are broken and need to be repaired.
You have an infinitely long repair tape. You want to cut some pieces from th... | instruction | 0 | 86,637 | 12 | 173,274 |
Tags: greedy, sortings
Correct Solution:
```
n,m,k = list(map(int,input().split()))
b = list(map(int,input().split()))
s = sorted([b[i]-b[i-1]-1 for i in range(1,n)],reverse=True)
mv = (b[-1]-b[0]+1)-sum(s[:k-1])
print(mv)
``` | output | 1 | 86,637 | 12 | 173,275 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You have a long stick, consisting of m segments enumerated from 1 to m. Each segment is 1 centimeter long. Sadly, some segments are broken and need to be repaired.
You have an infinitely long repair tape. You want to cut some pieces from th... | instruction | 0 | 86,638 | 12 | 173,276 |
Tags: greedy, sortings
Correct Solution:
```
#!/usr/bin/env python3
# -*- coding: utf-8 -*-
import time
# = input()
# = int(input())
#() = (i for i in input().split())
# = [i for i in input().split()]
(m, n, k) = (int(i) for i in input().split())
b = [int(i) for i in input().split()]
start = time.time()
an... | output | 1 | 86,638 | 12 | 173,277 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You have a long stick, consisting of m segments enumerated from 1 to m. Each segment is 1 centimeter long. Sadly, some segments are broken and need to be repaired.
You have an infinitely long repair tape. You want to cut some pieces from th... | instruction | 0 | 86,639 | 12 | 173,278 |
Tags: greedy, sortings
Correct Solution:
```
(n,m,k)=map(int,input().split())
l=list(map(int,input().split()))
a=[]
for i in range(1,n):
a.append(l[i]-l[i-1]-1)
a.sort(reverse=True)
c=l[n-1]-l[0]+1
for i in range(k-1):
c-=a[i]
print(c)
``` | output | 1 | 86,639 | 12 | 173,279 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You have a long stick, consisting of m segments enumerated from 1 to m. Each segment is 1 centimeter long. Sadly, some segments are broken and need to be repaired.
You have an infinitely long repair tape. You want to cut some pieces from th... | instruction | 0 | 86,640 | 12 | 173,280 |
Tags: greedy, sortings
Correct Solution:
```
import copy
import fractions
import itertools
import numbers
import string
import sys
###
def to_basex(num, x):
while num > 0:
yield num % x
num //= x
def from_basex(it, x):
ret = 0
p = 1
for d in it:
ret += d*p
p *= x
return ret
###
def core():
n, m, k = ... | output | 1 | 86,640 | 12 | 173,281 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Vasya has written some permutation p_1, p_2, …, p_n of integers from 1 to n, so for all 1 ≤ i ≤ n it is true that 1 ≤ p_i ≤ n and all p_1, p_2, …, p_n are different. After that he wrote n numbers next_1, next_2, …, next_n. The number next_i ... | instruction | 0 | 86,649 | 12 | 173,298 |
Tags: constructive algorithms, data structures, dfs and similar, graphs, greedy, math, sortings
Correct Solution:
```
import sys
inp = []
inp_idx = 0
def dfs(node, adj, n):
timer = n
perm = [0] * (n + 1)
perm[node] = timer
timer -= 1
stack = [node]
while stack:
node = stack[-1]
if adj[node]:
neighbor =... | output | 1 | 86,649 | 12 | 173,299 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Vasya has written some permutation p_1, p_2, …, p_n of integers from 1 to n, so for all 1 ≤ i ≤ n it is true that 1 ≤ p_i ≤ n and all p_1, p_2, …, p_n are different. After that he wrote n numbers next_1, next_2, …, next_n. The number next_i ... | instruction | 0 | 86,650 | 12 | 173,300 |
Tags: constructive algorithms, data structures, dfs and similar, graphs, greedy, math, sortings
Correct Solution:
```
import sys
from array import array # noqa: F401
from typing import List, Tuple, TypeVar, Generic, Sequence, Union # noqa: F401
def input():
return sys.stdin.buffer.readline().decode('utf-8')
d... | output | 1 | 86,650 | 12 | 173,301 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Vasya has written some permutation p_1, p_2, …, p_n of integers from 1 to n, so for all 1 ≤ i ≤ n it is true that 1 ≤ p_i ≤ n and all p_1, p_2, …, p_n are different. After that he wrote n numbers next_1, next_2, …, next_n. The number next_i ... | instruction | 0 | 86,651 | 12 | 173,302 |
Tags: constructive algorithms, data structures, dfs and similar, graphs, greedy, math, sortings
Correct Solution:
```
import sys
input = sys.stdin.readline
T = int(input())
for _ in range(T):
n = int(input())
l = list(map(int, input().split()))
stack = []
out = [-1] * n
curr = 0
works = Tr... | output | 1 | 86,651 | 12 | 173,303 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Vasya has written some permutation p_1, p_2, …, p_n of integers from 1 to n, so for all 1 ≤ i ≤ n it is true that 1 ≤ p_i ≤ n and all p_1, p_2, …, p_n are different. After that he wrote n number... | instruction | 0 | 86,652 | 12 | 173,304 |
No | output | 1 | 86,652 | 12 | 173,305 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Vasya has written some permutation p_1, p_2, …, p_n of integers from 1 to n, so for all 1 ≤ i ≤ n it is true that 1 ≤ p_i ≤ n and all p_1, p_2, …, p_n are different. After that he wrote n number... | instruction | 0 | 86,653 | 12 | 173,306 |
No | output | 1 | 86,653 | 12 | 173,307 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Vasya has written some permutation p_1, p_2, …, p_n of integers from 1 to n, so for all 1 ≤ i ≤ n it is true that 1 ≤ p_i ≤ n and all p_1, p_2, …, p_n are different. After that he wrote n number... | instruction | 0 | 86,654 | 12 | 173,308 |
No | output | 1 | 86,654 | 12 | 173,309 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Vasya has written some permutation p_1, p_2, …, p_n of integers from 1 to n, so for all 1 ≤ i ≤ n it is true that 1 ≤ p_i ≤ n and all p_1, p_2, …, p_n are different. After that he wrote n number... | instruction | 0 | 86,655 | 12 | 173,310 |
No | output | 1 | 86,655 | 12 | 173,311 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Nick had received an awesome array of integers a=[a_1, a_2, ..., a_n] as a gift for his 5 birthday from his mother. He was already going to explore its various properties but after unpacking he was disappointed a lot because the product a_1 ... | instruction | 0 | 86,656 | 12 | 173,312 |
Tags: greedy, implementation
Correct Solution:
```
n=int(input())
l=[int(i) for i in input().split()]
if n==1:
print(max(l[0],-l[0]-1))
exit()
if l.count(0)==n and n&1:
print(*l)
exit()
if l.count(0)==n and n&1==0:
l=[-1]*n
print(*l)
exit()
if n%2==0:
c=sum(i&1 for i in l)
c1=sum(i... | output | 1 | 86,656 | 12 | 173,313 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Nick had received an awesome array of integers a=[a_1, a_2, ..., a_n] as a gift for his 5 birthday from his mother. He was already going to explore its various properties but after unpacking he was disappointed a lot because the product a_1 ... | instruction | 0 | 86,657 | 12 | 173,314 |
Tags: greedy, implementation
Correct Solution:
```
n = int(input())
arr = list(map(int,input().split(" ")))
is_zero = 0
neg,pos,zero=0,0,[]
min_neg=-1
def p(array):
print(*array)
# for i in array:
# print(i,sep=' ')
for i in range(len(arr)):
if(arr[i]!=-1):
min_neg=i
break
if(min_neg==-1 and n%2==1):
arr[0]=0... | output | 1 | 86,657 | 12 | 173,315 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Nick had received an awesome array of integers a=[a_1, a_2, ..., a_n] as a gift for his 5 birthday from his mother. He was already going to explore its various properties but after unpacking he was disappointed a lot because the product a_1 ... | instruction | 0 | 86,658 | 12 | 173,316 |
Tags: greedy, implementation
Correct Solution:
```
import sys
input = sys.stdin.readline
n = int(input())
a = list(map(int, input().split()))
if n % 2 == 0:
for i in range(n):
if a[i] >= 0:
a[i] = -a[i] - 1
print(" ".join(map(str, a)))
else:
for i in range(n):
if a[i] >= ... | output | 1 | 86,658 | 12 | 173,317 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Nick had received an awesome array of integers a=[a_1, a_2, ..., a_n] as a gift for his 5 birthday from his mother. He was already going to explore its various properties but after unpacking he was disappointed a lot because the product a_1 ... | instruction | 0 | 86,659 | 12 | 173,318 |
Tags: greedy, implementation
Correct Solution:
```
n = int(input())
nums = [int(_) for _ in input().strip().split()]
ma_idx = 0
ma = 0
for idx, num in enumerate(nums):
if num >= 0:
nums[idx] = -1*num-1
if -1*nums[idx] > ma:
ma = -1*nums[idx]
ma_idx = idx
if n%2 == 1:
nums[ma_idx] = -... | output | 1 | 86,659 | 12 | 173,319 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Nick had received an awesome array of integers a=[a_1, a_2, ..., a_n] as a gift for his 5 birthday from his mother. He was already going to explore its various properties but after unpacking he was disappointed a lot because the product a_1 ... | instruction | 0 | 86,660 | 12 | 173,320 |
Tags: greedy, implementation
Correct Solution:
```
def f(L):
for i in range(len(L)):
if(L[i]>=0):
L[i]=L[i]*(-1)-1
if(len(L)%2!=0):
m=min(L)
L[L.index(m)]=-L[L.index(m)]-1
return(L)
n=int(input())
L=list(map(int,input().split()))
print(*f(L))
``` | output | 1 | 86,660 | 12 | 173,321 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Nick had received an awesome array of integers a=[a_1, a_2, ..., a_n] as a gift for his 5 birthday from his mother. He was already going to explore its various properties but after unpacking he was disappointed a lot because the product a_1 ... | instruction | 0 | 86,661 | 12 | 173,322 |
Tags: greedy, implementation
Correct Solution:
```
n = int(input())
l = list(map(int,input().split()))
if (n % 2) == 1:
flag = 1
else:
flag = 0
for i in range(n):
if(l[i] >= 0):
l[i] = -(l[i]+1)
if(flag == 1):
l[l.index(min(l))] = -(l[l.index(min(l))]+1)
for i in l:
print(i,end = " ")
print()
``` | output | 1 | 86,661 | 12 | 173,323 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Nick had received an awesome array of integers a=[a_1, a_2, ..., a_n] as a gift for his 5 birthday from his mother. He was already going to explore its various properties but after unpacking he was disappointed a lot because the product a_1 ... | instruction | 0 | 86,662 | 12 | 173,324 |
Tags: greedy, implementation
Correct Solution:
```
n=int(input())
a=list(map(int,input().split()))
for i in range(n):
if a[i]>=0:
a[i]=a[i]*(-1)-1
if n%2!=0:
m=min(a)
a[a.index(m)]=a[a.index(m)]*(-1)-1
print(*a)
``` | output | 1 | 86,662 | 12 | 173,325 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Nick had received an awesome array of integers a=[a_1, a_2, ..., a_n] as a gift for his 5 birthday from his mother. He was already going to explore its various properties but after unpacking he was disappointed a lot because the product a_1 ... | instruction | 0 | 86,663 | 12 | 173,326 |
Tags: greedy, implementation
Correct Solution:
```
n = int(input())
l = list(map(int,input().split()))
c=0
for i in range(n):
if l[i]>=0:c+=1
for i in range(n):
if l[i]>=0:l[i] = -l[i]-1
k = l.index(min(l))
if n%2==0 and (c%2==1 or c%2==0):print(*l)
else:l[k] = -(l[k]+1);print(*l)
``` | output | 1 | 86,663 | 12 | 173,327 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Nick had received an awesome array of integers a=[a_1, a_2, ..., a_n] as a gift for his 5 birthday from his mother. He was already going to explore its various properties but after unpacking he ... | instruction | 0 | 86,664 | 12 | 173,328 |
Yes | output | 1 | 86,664 | 12 | 173,329 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Nick had received an awesome array of integers a=[a_1, a_2, ..., a_n] as a gift for his 5 birthday from his mother. He was already going to explore its various properties but after unpacking he ... | instruction | 0 | 86,665 | 12 | 173,330 |
Yes | output | 1 | 86,665 | 12 | 173,331 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Nick had received an awesome array of integers a=[a_1, a_2, ..., a_n] as a gift for his 5 birthday from his mother. He was already going to explore its various properties but after unpacking he ... | instruction | 0 | 86,666 | 12 | 173,332 |
Yes | output | 1 | 86,666 | 12 | 173,333 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Nick had received an awesome array of integers a=[a_1, a_2, ..., a_n] as a gift for his 5 birthday from his mother. He was already going to explore its various properties but after unpacking he ... | instruction | 0 | 86,667 | 12 | 173,334 |
Yes | output | 1 | 86,667 | 12 | 173,335 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Nick had received an awesome array of integers a=[a_1, a_2, ..., a_n] as a gift for his 5 birthday from his mother. He was already going to explore its various properties but after unpacking he ... | instruction | 0 | 86,668 | 12 | 173,336 |
No | output | 1 | 86,668 | 12 | 173,337 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Nick had received an awesome array of integers a=[a_1, a_2, ..., a_n] as a gift for his 5 birthday from his mother. He was already going to explore its various properties but after unpacking he ... | instruction | 0 | 86,669 | 12 | 173,338 |
No | output | 1 | 86,669 | 12 | 173,339 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Nick had received an awesome array of integers a=[a_1, a_2, ..., a_n] as a gift for his 5 birthday from his mother. He was already going to explore its various properties but after unpacking he ... | instruction | 0 | 86,670 | 12 | 173,340 |
No | output | 1 | 86,670 | 12 | 173,341 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Nick had received an awesome array of integers a=[a_1, a_2, ..., a_n] as a gift for his 5 birthday from his mother. He was already going to explore its various properties but after unpacking he ... | instruction | 0 | 86,671 | 12 | 173,342 |
No | output | 1 | 86,671 | 12 | 173,343 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an array a consisting of n integers (it is guaranteed that n is even, i.e. divisible by 2). All a_i does not exceed some integer k.
Your task is to replace the minimum number of elements (replacement is the following operation... | instruction | 0 | 86,769 | 12 | 173,538 |
Tags: brute force, data structures, greedy, two pointers
Correct Solution:
```
import string
from collections import defaultdict,Counter
from math import sqrt, log10, log2, log, gcd, ceil, floor,factorial
from bisect import bisect_left, bisect_right
from itertools import combinations,combinations_with_replacement
impor... | output | 1 | 86,769 | 12 | 173,539 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an array a consisting of n integers (it is guaranteed that n is even, i.e. divisible by 2). All a_i does not exceed some integer k.
Your task is to replace the minimum number of elements (replacement is the following operation... | instruction | 0 | 86,770 | 12 | 173,540 |
Tags: brute force, data structures, greedy, two pointers
Correct Solution:
```
from itertools import accumulate
### TEMPLATE <<<
def insr():
s = input()
return(list(s[:len(s) - 1]))
def invr():
return (map(int,input().split()))
### TEMPLATE >>>
def sgn(x):
if x>0:
return '+'
else:
... | output | 1 | 86,770 | 12 | 173,541 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an array a consisting of n integers (it is guaranteed that n is even, i.e. divisible by 2). All a_i does not exceed some integer k.
Your task is to replace the minimum number of elements (replacement is the following operation... | instruction | 0 | 86,771 | 12 | 173,542 |
Tags: brute force, data structures, greedy, two pointers
Correct Solution:
```
import sys
input = sys.stdin.buffer.readline
from itertools import accumulate
t = int(input())
for _ in range(t):
n, k = map(int, input().split())
A = list(map(int, input().split()))
B = [0]*(2*k+2)
for i in range(n//2):
... | output | 1 | 86,771 | 12 | 173,543 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an array a consisting of n integers (it is guaranteed that n is even, i.e. divisible by 2). All a_i does not exceed some integer k.
Your task is to replace the minimum number of elements (replacement is the following operation... | instruction | 0 | 86,772 | 12 | 173,544 |
Tags: brute force, data structures, greedy, two pointers
Correct Solution:
```
import sys
def rs(): return sys.stdin.readline().rstrip()
def ri(): return int(sys.stdin.readline())
def ria(): return list(map(int, sys.stdin.readline().split()))
def ws(s): sys.stdout.write(s + '\n')
def wi(n): sys.stdout.write(str(n) + '\... | output | 1 | 86,772 | 12 | 173,545 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an array a consisting of n integers (it is guaranteed that n is even, i.e. divisible by 2). All a_i does not exceed some integer k.
Your task is to replace the minimum number of elements (replacement is the following operation... | instruction | 0 | 86,773 | 12 | 173,546 |
Tags: brute force, data structures, greedy, two pointers
Correct Solution:
```
#!/usr/bin/env python
from __future__ import division, print_function
import os
import sys
from io import BytesIO, IOBase
if sys.version_info[0] < 3:
from __builtin__ import xrange as range
from future_builtins import ascii, filter... | output | 1 | 86,773 | 12 | 173,547 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an array a consisting of n integers (it is guaranteed that n is even, i.e. divisible by 2). All a_i does not exceed some integer k.
Your task is to replace the minimum number of elements (replacement is the following operation... | instruction | 0 | 86,774 | 12 | 173,548 |
Tags: brute force, data structures, greedy, two pointers
Correct Solution:
```
for _ in range(int(input())):
n=int(input())
l=list(map(int,input().split()))
s=[]
for i in range(n):
for j in range(n-2):
if(l[j]>l[j+1]):
l[j],l[j+2]=l[j+2],l[j]
l[j],l[j+... | output | 1 | 86,774 | 12 | 173,549 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an array a consisting of n integers (it is guaranteed that n is even, i.e. divisible by 2). All a_i does not exceed some integer k.
Your task is to replace the minimum number of elements (replacement is the following operation... | instruction | 0 | 86,775 | 12 | 173,550 |
Tags: brute force, data structures, greedy, two pointers
Correct Solution:
```
import sys
input=sys.stdin.readline
def bs(l,target,n):
low=0
high=n
ans=-1
while low<=high:
mid=low+(high-low)//2
if l[mid]<=target:
ans=max(ans,mid)
low=mid+1
else:
... | output | 1 | 86,775 | 12 | 173,551 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an array a consisting of n integers (it is guaranteed that n is even, i.e. divisible by 2). All a_i does not exceed some integer k.
Your task is to replace the minimum number of elements (replacement is the following operation... | instruction | 0 | 86,776 | 12 | 173,552 |
Tags: brute force, data structures, greedy, two pointers
Correct Solution:
```
import math
from decimal import *
getcontext().prec = 30
t = int(input())
while t:
t -= 1
n, k = map(int, input().split())
a = list(map(int, input().split()))
l=[0]*(2*k+2)
for i in range(n//2):
l[1]+=2
l... | output | 1 | 86,776 | 12 | 173,553 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an array a consisting of n integers (it is guaranteed that n is even, i.e. divisible by 2). All a_i does not exceed some integer k.
Your task is to replace the minimum number of e... | instruction | 0 | 86,777 | 12 | 173,554 |
Yes | output | 1 | 86,777 | 12 | 173,555 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an array a consisting of n integers (it is guaranteed that n is even, i.e. divisible by 2). All a_i does not exceed some integer k.
Your task is to replace the minimum number of e... | instruction | 0 | 86,778 | 12 | 173,556 |
Yes | output | 1 | 86,778 | 12 | 173,557 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an array a consisting of n integers (it is guaranteed that n is even, i.e. divisible by 2). All a_i does not exceed some integer k.
Your task is to replace the minimum number of e... | instruction | 0 | 86,779 | 12 | 173,558 |
Yes | output | 1 | 86,779 | 12 | 173,559 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an array a consisting of n integers (it is guaranteed that n is even, i.e. divisible by 2). All a_i does not exceed some integer k.
Your task is to replace the minimum number of e... | instruction | 0 | 86,780 | 12 | 173,560 |
Yes | output | 1 | 86,780 | 12 | 173,561 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an array a consisting of n integers (it is guaranteed that n is even, i.e. divisible by 2). All a_i does not exceed some integer k.
Your task is to replace the minimum number of e... | instruction | 0 | 86,781 | 12 | 173,562 |
No | output | 1 | 86,781 | 12 | 173,563 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an array a consisting of n integers (it is guaranteed that n is even, i.e. divisible by 2). All a_i does not exceed some integer k.
Your task is to replace the minimum number of e... | instruction | 0 | 86,782 | 12 | 173,564 |
No | output | 1 | 86,782 | 12 | 173,565 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an array a consisting of n integers (it is guaranteed that n is even, i.e. divisible by 2). All a_i does not exceed some integer k.
Your task is to replace the minimum number of e... | instruction | 0 | 86,783 | 12 | 173,566 |
No | output | 1 | 86,783 | 12 | 173,567 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an array a consisting of n integers (it is guaranteed that n is even, i.e. divisible by 2). All a_i does not exceed some integer k.
Your task is to replace the minimum number of e... | instruction | 0 | 86,784 | 12 | 173,568 |
No | output | 1 | 86,784 | 12 | 173,569 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Ridhiman challenged Ashish to find the maximum valued subsequence of an array a of size n consisting of positive integers.
The value of a non-empty subsequence of k elements of a is defined as ∑ 2^i over all integers i ≥ 0 such that at lea... | instruction | 0 | 86,785 | 12 | 173,570 |
Tags: brute force, constructive algorithms
Correct Solution:
```
n = int(input())
lis = list(map(int,input().split()))
ans=0
for i in range(n):
for j in range(i,n):
for k in range(j,n):
ans = max(ans,lis[i] | lis[j] | lis[k])
print(ans)
``` | output | 1 | 86,785 | 12 | 173,571 |
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