message stringlengths 2 44.5k | message_type stringclasses 2
values | message_id int64 0 1 | conversation_id int64 42 109k | cluster float64 5 5 | __index_level_0__ int64 84 217k |
|---|---|---|---|---|---|
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Let us define the beauty of a sequence (a_1,... ,a_n) as the number of pairs of two adjacent elements in it whose absolute differences are d. For example, when d=1, the beauty of the sequence (3... | instruction | 0 | 26,324 | 5 | 52,648 |
No | output | 1 | 26,324 | 5 | 52,649 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The smallest unit of data handled by a computer is called a bit, and the amount of information that represents multiple bits together is called a word. Currently, many computers process one word... | instruction | 0 | 26,424 | 5 | 52,848 |
No | output | 1 | 26,424 | 5 | 52,849 |
Provide a correct Python 3 solution for this coding contest problem.
> I would, if I could,
> If I couldn't how could I?
> I couldn't, without I could, could I?
> Could you, without you could, could ye?
> Could ye? could ye?
> Could you, without you could, could ye?
It is true, as this old rhyme says, that we ca... | instruction | 0 | 26,435 | 5 | 52,870 |
"Correct Solution:
```
while 1:
n,a,b=map(int,input().split())
if n==a==b==0:break
c=0;d=[1]+[0]*1000000
for i in range(0,n+1):
if d[i]:
if i+a<=n:d[i+a]=1
if i+b<=n:d[i+b]=1
else:c+=1
print(c)
``` | output | 1 | 26,435 | 5 | 52,871 |
Provide a correct Python 3 solution for this coding contest problem.
> I would, if I could,
> If I couldn't how could I?
> I couldn't, without I could, could I?
> Could you, without you could, could ye?
> Could ye? could ye?
> Could you, without you could, could ye?
It is true, as this old rhyme says, that we ca... | instruction | 0 | 26,436 | 5 | 52,872 |
"Correct Solution:
```
while 1:
n,a,b=map(int,input().split())
if n==a==b==0:break
c=0;d=[1]*(n+1)
for x in range(a):
for i in range(x*b,n+1,a):d[i]=0
print(sum(d))
``` | output | 1 | 26,436 | 5 | 52,873 |
Provide a correct Python 3 solution for this coding contest problem.
> I would, if I could,
> If I couldn't how could I?
> I couldn't, without I could, could I?
> Could you, without you could, could ye?
> Could ye? could ye?
> Could you, without you could, could ye?
It is true, as this old rhyme says, that we ca... | instruction | 0 | 26,437 | 5 | 52,874 |
"Correct Solution:
```
while 1:
n,a,b=map(int,input().split())
if n==0:break
d=[1]*(n+1)
for x in range(a):
for i in range(x*b,n+1,a):d[i]=0
print(sum(d))
``` | output | 1 | 26,437 | 5 | 52,875 |
Provide a correct Python 3 solution for this coding contest problem.
> I would, if I could,
> If I couldn't how could I?
> I couldn't, without I could, could I?
> Could you, without you could, could ye?
> Could ye? could ye?
> Could you, without you could, could ye?
It is true, as this old rhyme says, that we ca... | instruction | 0 | 26,438 | 5 | 52,876 |
"Correct Solution:
```
while True:
n,a,b = map(int, input().split())
if n==0: break
ok = [1]*(n+1)
for i in range(b):
for j in range(0,n-i*a+1,b):
ok[i*a+j] = 0
print(sum(ok))
``` | output | 1 | 26,438 | 5 | 52,877 |
Provide a correct Python 3 solution for this coding contest problem.
> I would, if I could,
> If I couldn't how could I?
> I couldn't, without I could, could I?
> Could you, without you could, could ye?
> Could ye? could ye?
> Could you, without you could, could ye?
It is true, as this old rhyme says, that we ca... | instruction | 0 | 26,439 | 5 | 52,878 |
"Correct Solution:
```
while 1:
n,a,b=map(int,input().split())
if n==a==b==0:break
c=0;d=[1]+[0]*2000000
for i in range(0,n+1):
if d[i]:d[i+a]=d[i+b]=1
else:c+=1
print(c)
``` | output | 1 | 26,439 | 5 | 52,879 |
Provide a correct Python 3 solution for this coding contest problem.
> I would, if I could,
> If I couldn't how could I?
> I couldn't, without I could, could I?
> Could you, without you could, could ye?
> Could ye? could ye?
> Could you, without you could, could ye?
It is true, as this old rhyme says, that we ca... | instruction | 0 | 26,440 | 5 | 52,880 |
"Correct Solution:
```
while True:
n, a, b = map(int, input().split())
if not n:
break
if a > b:
a, b = b, a
dp = [False] * (n + b - a + 1)
dp[1:n + 1] = [True] * n
for i in range(n - a + 1):
if not dp[i]:
dp[i + a] = False
dp[i + b] = False
pr... | output | 1 | 26,440 | 5 | 52,881 |
Provide a correct Python 3 solution for this coding contest problem.
> I would, if I could,
> If I couldn't how could I?
> I couldn't, without I could, could I?
> Could you, without you could, could ye?
> Could ye? could ye?
> Could you, without you could, could ye?
It is true, as this old rhyme says, that we ca... | instruction | 0 | 26,441 | 5 | 52,882 |
"Correct Solution:
```
# AOJ 1105: Unable Count
# Python3 2018.7.14 bal4u
while True:
n, a, b = map(int, input().split())
if n == 0: break
f = [0]*(n+max(a,b)+1)
f[0], f[a], f[b] = 1, 1, 1
s = min(a, b)
for k in range(s, n+1):
if f[k]: f[a+k] = 1; f[b+k] = 1
print(n-sum(f[s:n+1]))
``` | output | 1 | 26,441 | 5 | 52,883 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
> I would, if I could,
> If I couldn't how could I?
> I couldn't, without I could, could I?
> Could you, without you could, could ye?
> Could ye? could ye?
> Could you, without you could, c... | instruction | 0 | 26,442 | 5 | 52,884 |
No | output | 1 | 26,442 | 5 | 52,885 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
> I would, if I could,
> If I couldn't how could I?
> I couldn't, without I could, could I?
> Could you, without you could, could ye?
> Could ye? could ye?
> Could you, without you could, c... | instruction | 0 | 26,443 | 5 | 52,886 |
No | output | 1 | 26,443 | 5 | 52,887 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
> I would, if I could,
> If I couldn't how could I?
> I couldn't, without I could, could I?
> Could you, without you could, could ye?
> Could ye? could ye?
> Could you, without you could, c... | instruction | 0 | 26,444 | 5 | 52,888 |
No | output | 1 | 26,444 | 5 | 52,889 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
> I would, if I could,
> If I couldn't how could I?
> I couldn't, without I could, could I?
> Could you, without you could, could ye?
> Could ye? could ye?
> Could you, without you could, c... | instruction | 0 | 26,445 | 5 | 52,890 |
No | output | 1 | 26,445 | 5 | 52,891 |
Provide a correct Python 3 solution for this coding contest problem.
The ACM ICPC judges are very careful about not leaking their problems, and all communications are encrypted. However, one does sometimes make mistakes, like using too weak an encryption scheme. Here is an example of that.
The encryption chosen was v... | instruction | 0 | 26,446 | 5 | 52,892 |
"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**10
mod = 998244353
dd = [(0,-1),(1,0),(0,1),(-1,0)]
ddn = [(0,-1),(1,-1),(1,0),(1,1),(0,1),(-1,-1),(-1,0),(-1,1)]
def LI(): return [i... | output | 1 | 26,446 | 5 | 52,893 |
Provide a correct Python 3 solution for this coding contest problem.
You are given a sequence of n integers S and a sequence of different q integers T. Write a program which outputs C, the number of integers in T which are also in the set S.
Notes
Constraints
* Elements in S is sorted in ascending order
* n ≤ 10000... | instruction | 0 | 26,522 | 5 | 53,044 |
"Correct Solution:
```
import sys
s=sys.stdin.readlines()
print(len(set(s[1].split())&set(s[3].split())))
``` | output | 1 | 26,522 | 5 | 53,045 |
Provide a correct Python 3 solution for this coding contest problem.
You are given a sequence of n integers S and a sequence of different q integers T. Write a program which outputs C, the number of integers in T which are also in the set S.
Notes
Constraints
* Elements in S is sorted in ascending order
* n ≤ 10000... | instruction | 0 | 26,523 | 5 | 53,046 |
"Correct Solution:
```
n = int(input())
s = set(map(int, input().split()))
q = int(input())
t = set(map(int, input().split()))
print(len(s & t))
``` | output | 1 | 26,523 | 5 | 53,047 |
Provide a correct Python 3 solution for this coding contest problem.
You are given a sequence of n integers S and a sequence of different q integers T. Write a program which outputs C, the number of integers in T which are also in the set S.
Notes
Constraints
* Elements in S is sorted in ascending order
* n ≤ 10000... | instruction | 0 | 26,524 | 5 | 53,048 |
"Correct Solution:
```
n1 = int(input())
s1 = set(map(int, input().strip().split()))
n2 = int(input())
s2 = set(map(int, input().strip().split()))
print(len(s1 & s2))
``` | output | 1 | 26,524 | 5 | 53,049 |
Provide a correct Python 3 solution for this coding contest problem.
You are given a sequence of n integers S and a sequence of different q integers T. Write a program which outputs C, the number of integers in T which are also in the set S.
Notes
Constraints
* Elements in S is sorted in ascending order
* n ≤ 10000... | instruction | 0 | 26,525 | 5 | 53,050 |
"Correct Solution:
```
from collections import Counter
def main():
N = int(input())
S = tuple(map(int, input().split()))
Q = int(input())
T = tuple(map(int, input().split()))
counter = Counter(S)
cnt = 0
for i in T:
cnt += any([counter[i]])
print(cnt)
main()
``` | output | 1 | 26,525 | 5 | 53,051 |
Provide a correct Python 3 solution for this coding contest problem.
You are given a sequence of n integers S and a sequence of different q integers T. Write a program which outputs C, the number of integers in T which are also in the set S.
Notes
Constraints
* Elements in S is sorted in ascending order
* n ≤ 10000... | instruction | 0 | 26,526 | 5 | 53,052 |
"Correct Solution:
```
import bisect
n = int(input())
S = list(map(int, input().split()))
q = int(input())
T = list(map(int, input().split()))
ans = 0
for i in T:
insert_index = bisect.bisect_left(S, i)
if insert_index == n:
continue
else:
if S[insert_index] == i:
ans += 1
print(ans)
``` | output | 1 | 26,526 | 5 | 53,053 |
Provide a correct Python 3 solution for this coding contest problem.
You are given a sequence of n integers S and a sequence of different q integers T. Write a program which outputs C, the number of integers in T which are also in the set S.
Notes
Constraints
* Elements in S is sorted in ascending order
* n ≤ 10000... | instruction | 0 | 26,527 | 5 | 53,054 |
"Correct Solution:
```
from bisect import bisect_left
n = int(input())
S = list(map(int, input().split()))
p = int(input())
T = list(map(int, input().split()))
ans = 0
def sh(num):
ind = bisect_left(S, num)
return S[ind] == num
for t in T:
if sh(t):
ans += 1
print(ans)
``` | output | 1 | 26,527 | 5 | 53,055 |
Provide a correct Python 3 solution for this coding contest problem.
You are given a sequence of n integers S and a sequence of different q integers T. Write a program which outputs C, the number of integers in T which are also in the set S.
Notes
Constraints
* Elements in S is sorted in ascending order
* n ≤ 10000... | instruction | 0 | 26,528 | 5 | 53,056 |
"Correct Solution:
```
s = int(input())
S = list(map(int, input().split()))
t= int(input())
T = list(map(int, input().split()))
cnt = 0
for i in T:
a=0
b=s-1
while b >= a:
mid=int((a+b)/2)
if S[mid]==i:
cnt+= 1
break
elif S[mid]>i:
b=mid-1
continue
else:
a=mid+1
continue
print(cnt)
``` | output | 1 | 26,528 | 5 | 53,057 |
Provide a correct Python 3 solution for this coding contest problem.
You are given a sequence of n integers S and a sequence of different q integers T. Write a program which outputs C, the number of integers in T which are also in the set S.
Notes
Constraints
* Elements in S is sorted in ascending order
* n ≤ 10000... | instruction | 0 | 26,529 | 5 | 53,058 |
"Correct Solution:
```
input()
s = set(n for n in input().split())
input()
t = set(n for n in input().split())
print(len(s & t))
``` | output | 1 | 26,529 | 5 | 53,059 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a sequence of n integers S and a sequence of different q integers T. Write a program which outputs C, the number of integers in T which are also in the set S.
Notes
Constraints
... | instruction | 0 | 26,530 | 5 | 53,060 |
Yes | output | 1 | 26,530 | 5 | 53,061 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a sequence of n integers S and a sequence of different q integers T. Write a program which outputs C, the number of integers in T which are also in the set S.
Notes
Constraints
... | instruction | 0 | 26,531 | 5 | 53,062 |
Yes | output | 1 | 26,531 | 5 | 53,063 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a sequence of n integers S and a sequence of different q integers T. Write a program which outputs C, the number of integers in T which are also in the set S.
Notes
Constraints
... | instruction | 0 | 26,532 | 5 | 53,064 |
Yes | output | 1 | 26,532 | 5 | 53,065 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a sequence of n integers S and a sequence of different q integers T. Write a program which outputs C, the number of integers in T which are also in the set S.
Notes
Constraints
... | instruction | 0 | 26,533 | 5 | 53,066 |
Yes | output | 1 | 26,533 | 5 | 53,067 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a sequence of n integers S and a sequence of different q integers T. Write a program which outputs C, the number of integers in T which are also in the set S.
Notes
Constraints
... | instruction | 0 | 26,534 | 5 | 53,068 |
No | output | 1 | 26,534 | 5 | 53,069 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a sequence of n integers S and a sequence of different q integers T. Write a program which outputs C, the number of integers in T which are also in the set S.
Notes
Constraints
... | instruction | 0 | 26,535 | 5 | 53,070 |
No | output | 1 | 26,535 | 5 | 53,071 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a sequence of n integers S and a sequence of different q integers T. Write a program which outputs C, the number of integers in T which are also in the set S.
Notes
Constraints
... | instruction | 0 | 26,536 | 5 | 53,072 |
No | output | 1 | 26,536 | 5 | 53,073 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a sequence of n integers S and a sequence of different q integers T. Write a program which outputs C, the number of integers in T which are also in the set S.
Notes
Constraints
... | instruction | 0 | 26,537 | 5 | 53,074 |
No | output | 1 | 26,537 | 5 | 53,075 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
It is the hard version of the problem. The only difference is that in this version 3 ≤ k ≤ n.
You are given a positive integer n. Find k positive integers a_1, a_2, …, a_k, such that:
* a_1 ... | instruction | 0 | 26,766 | 5 | 53,532 |
Yes | output | 1 | 26,766 | 5 | 53,533 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
It is the hard version of the problem. The only difference is that in this version 3 ≤ k ≤ n.
You are given a positive integer n. Find k positive integers a_1, a_2, …, a_k, such that:
* a_1 ... | instruction | 0 | 26,767 | 5 | 53,534 |
Yes | output | 1 | 26,767 | 5 | 53,535 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
It is the hard version of the problem. The only difference is that in this version 3 ≤ k ≤ n.
You are given a positive integer n. Find k positive integers a_1, a_2, …, a_k, such that:
* a_1 ... | instruction | 0 | 26,768 | 5 | 53,536 |
Yes | output | 1 | 26,768 | 5 | 53,537 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
It is the hard version of the problem. The only difference is that in this version 3 ≤ k ≤ n.
You are given a positive integer n. Find k positive integers a_1, a_2, …, a_k, such that:
* a_1 ... | instruction | 0 | 26,771 | 5 | 53,542 |
No | output | 1 | 26,771 | 5 | 53,543 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
It is the hard version of the problem. The only difference is that in this version 3 ≤ k ≤ n.
You are given a positive integer n. Find k positive integers a_1, a_2, …, a_k, such that:
* a_1 ... | instruction | 0 | 26,772 | 5 | 53,544 |
No | output | 1 | 26,772 | 5 | 53,545 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
It is the hard version of the problem. The only difference is that in this version 3 ≤ k ≤ n.
You are given a positive integer n. Find k positive integers a_1, a_2, …, a_k, such that:
* a_1 ... | instruction | 0 | 26,773 | 5 | 53,546 |
No | output | 1 | 26,773 | 5 | 53,547 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Little Chris is very keen on his toy blocks. His teacher, however, wants Chris to solve more problems, so he decided to play a trick on Chris.
There are exactly s blocks in Chris's set, each bl... | instruction | 0 | 26,875 | 5 | 53,750 |
No | output | 1 | 26,875 | 5 | 53,751 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Little Chris is very keen on his toy blocks. His teacher, however, wants Chris to solve more problems, so he decided to play a trick on Chris.
There are exactly s blocks in Chris's set, each bl... | instruction | 0 | 26,876 | 5 | 53,752 |
No | output | 1 | 26,876 | 5 | 53,753 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Little Chris is very keen on his toy blocks. His teacher, however, wants Chris to solve more problems, so he decided to play a trick on Chris.
There are exactly s blocks in Chris's set, each bl... | instruction | 0 | 26,877 | 5 | 53,754 |
No | output | 1 | 26,877 | 5 | 53,755 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Little Chris is very keen on his toy blocks. His teacher, however, wants Chris to solve more problems, so he decided to play a trick on Chris.
There are exactly s blocks in Chris's set, each bl... | instruction | 0 | 26,878 | 5 | 53,756 |
No | output | 1 | 26,878 | 5 | 53,757 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given n numbers a1, a2, ..., an. You can perform at most k operations. For each operation you can multiply one of the numbers by x. We want to make <image> as large as possible, where <image> denotes the bitwise OR.
Find the maximu... | instruction | 0 | 26,937 | 5 | 53,874 |
Tags: brute force, greedy
Correct Solution:
```
n,k,x=map(int,input().split())
*a,=map(int,input().split())
l=[0]*(n+1)
r=[0]*(n+1)
for i in range(0,n):
l[i+1]=l[i]|a[i]
r[n-i-1]=r[n-i]|a[n-i-1]
num=x**k
res=-1
for i in range(0,n):
res=max(l[i]|(a[i]*num)|r[i+1],res)
print(res)
``` | output | 1 | 26,937 | 5 | 53,875 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given n numbers a1, a2, ..., an. You can perform at most k operations. For each operation you can multiply one of the numbers by x. We want to make <image> as large as possible, where <image> denotes the bitwise OR.
Find the maximu... | instruction | 0 | 26,938 | 5 | 53,876 |
Tags: brute force, greedy
Correct Solution:
```
n, k, x = map(int, input().split())
a = [None] + list(map(int, input().split()))
prefix = [0] * (n + 2)
suffix = [0] * (n + 2)
for i in range(1, n + 1):
prefix[i] = a[i] | prefix[i - 1]
for i in range(n, 0, -1):
suffix[i] = a[i] | suffix[i + 1]
mul = x ** k
an... | output | 1 | 26,938 | 5 | 53,877 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given n numbers a1, a2, ..., an. You can perform at most k operations. For each operation you can multiply one of the numbers by x. We want to make <image> as large as possible, where <image> denotes the bitwise OR.
Find the maximu... | instruction | 0 | 26,939 | 5 | 53,878 |
Tags: brute force, greedy
Correct Solution:
```
#!/usr/bin/env python
# 579D_or.py - Codeforces.com/problemset/problem/579/D by Sergey 2015
import unittest
import sys
###############################################################################
# Or Class (Main Program)
#############################################... | output | 1 | 26,939 | 5 | 53,879 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given n numbers a1, a2, ..., an. You can perform at most k operations. For each operation you can multiply one of the numbers by x. We want to make <image> as large as possible, where <image> denotes the bitwise OR.
Find the maximu... | instruction | 0 | 26,940 | 5 | 53,880 |
Tags: brute force, greedy
Correct Solution:
```
n,k,x = map( int,input().split() )
*Arr, = map( int,input().split() )
Prfx = [0]*(n+2)
Sffx = [0]*(n+2)
for i in range(0,n):
Prfx[i+1] = Prfx[i]|Arr[i]
Sffx[n-i-1] = Sffx[n-i]|Arr[n-i-1]
now = x**k
Res = 0
for i in range(0,n):
Res = max( Prfx[i]|(Arr[i]*now... | output | 1 | 26,940 | 5 | 53,881 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given n numbers a1, a2, ..., an. You can perform at most k operations. For each operation you can multiply one of the numbers by x. We want to make <image> as large as possible, where <image> denotes the bitwise OR.
Find the maximu... | instruction | 0 | 26,941 | 5 | 53,882 |
Tags: brute force, greedy
Correct Solution:
```
import sys
class IoTool: # a tool for input redirection
DEBUG = 0
def _reader_dbg():
with open('./input.txt', 'r') as f:
lines = f.readlines()
for l in lines: yield l.strip()
def _reader_oj():
return iter(sys.stdin.read... | output | 1 | 26,941 | 5 | 53,883 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given n numbers a1, a2, ..., an. You can perform at most k operations. For each operation you can multiply one of the numbers by x. We want to make <image> as large as possible, where <image> denotes the bitwise OR.
Find the maximu... | instruction | 0 | 26,942 | 5 | 53,884 |
Tags: brute force, greedy
Correct Solution:
```
#!/usr/bin/env python
# 579D_or.py - Codeforces.com/problemset/problem/579/D by Sergey 2015
import unittest
import sys
###############################################################################
# Or Class (Main Program)
#############################################... | output | 1 | 26,942 | 5 | 53,885 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given n numbers a1, a2, ..., an. You can perform at most k operations. For each operation you can multiply one of the numbers by x. We want to make <image> as large as possible, where <image> denotes the bitwise OR.
Find the maximu... | instruction | 0 | 26,943 | 5 | 53,886 |
Tags: brute force, greedy
Correct Solution:
```
# -*- coding:utf-8 -*-
"""
created by shuangquan.huang at 1/10/20
a simple conclusion is that we should multiple only one v with x K times
"""
import collections
import time
import os
import sys
import bisect
import heapq
from typing import List
def solve(N, K, X, ... | output | 1 | 26,943 | 5 | 53,887 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given n numbers a1, a2, ..., an. You can perform at most k operations. For each operation you can multiply one of the numbers by x. We want to make <image> as large as possible, where <image> denotes the bitwise OR.
Find the maximu... | instruction | 0 | 26,944 | 5 | 53,888 |
Tags: brute force, greedy
Correct Solution:
```
n, k, x = map(int, input().split())
a = list(map(int, input().split()))
x = x ** k
pref, suff = [0]*n, [0]*n
for i in range(n - 1):
pref[i + 1] = a[i] | pref[i]
for i in range(n - 1, 0, -1):
suff[i - 1] = a[i] | suff[i]
res = 0
for i in range(n):
res = max... | output | 1 | 26,944 | 5 | 53,889 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given n numbers a1, a2, ..., an. You can perform at most k operations. For each operation you can multiply one of the numbers by x. We want to make <image> as large as possible, where <i... | instruction | 0 | 26,945 | 5 | 53,890 |
Yes | output | 1 | 26,945 | 5 | 53,891 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given n numbers a1, a2, ..., an. You can perform at most k operations. For each operation you can multiply one of the numbers by x. We want to make <image> as large as possible, where <i... | instruction | 0 | 26,946 | 5 | 53,892 |
Yes | output | 1 | 26,946 | 5 | 53,893 |
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