#include <bits/stdc++.h>
#pragma GCC optimize("Ofast,unroll-loops")
#pragma GCC target("avx,avx2,fma")
using namespace std;
const int MAXN = 1e5+5;
int n;
int a[MAXN];
signed main(){
ios_base::sync_with_stdio(false);cin.tie(NULL);
cin >> n;
for(int i=0;i<n;i++){
cin >> a[i];
}
int ans = 0;
for(int i=0;i<n;i++){
for(int j=i;j<n;j++){
ans ^= a[i] + a[j];
}
}cout << ans << '\n';
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
364 KB |
Output is correct |
2 |
Correct |
2 ms |
364 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
10 ms |
748 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
10 ms |
748 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
364 KB |
Output is correct |
2 |
Correct |
2 ms |
364 KB |
Output is correct |
3 |
Correct |
718 ms |
748 KB |
Output is correct |
4 |
Correct |
641 ms |
1772 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
364 KB |
Output is correct |
2 |
Correct |
2 ms |
364 KB |
Output is correct |
3 |
Incorrect |
10 ms |
748 KB |
Output isn't correct |
4 |
Halted |
0 ms |
0 KB |
- |