Wrong Answer
Code
#include<iostream>
using namespace std;
int main()
{
int t;
cin>>t;
while(t--){
int n;
cin>>n;
int a[n],pre[n],rst=0,precount[]={0};
for(int i=0; i<n; i++)
{
cin>>a[i];
}
for(int i=0; i<n; i++)
{
pre[i] = pre[i-1]^a[i-1];
}
for(int j=1; j<=n; j++)
{
rst+= precount[pre[j-1]];
precount[pre[j]]++;
}
cout<<rst<<endl;
}
}
Information
- Submit By
- Type
- Submission
- Problem
- P1096 Mr. Heart and the XOR Puzzle
- Contest
- Brain Booster #6
- Language
- C++17 (G++ 13.2.0)
- Submit At
- 2024-10-03 17:40:51
- Judged At
- 2024-11-11 02:45:46
- Judged By
- Score
- 0
- Total Time
- 1ms
- Peak Memory
- 532.0 KiB