Submission #922617

#	Time	Username	Problem	Language	Result	Execution time	Memory
922617		HaciyevAlik	XOR Sum (info1cup17_xorsum)	C++14	7 / 100	1627 ms	8788 KiB

xorsum

#include <bits/stdc++.h>
using namespace std;
using ll = long long;

int main(){
    ios::sync_with_stdio(false); cin.tie(0); cout.tie(0);
    int n; cin >> n;
    vector<int> a(n+1);
    for(int i=1;i<=n;++i) {
        cin >> a[i];
    }    
    int xorr=0;
    for(int i=1;i<=n;++i) {
        for(int j=i;j<=n;++j) {
            xorr^=(a[i]+a[j]);
        }
    }
    cout << xorr;
    return 0;   
}

• Subtask 1: 7 / 7
• Subtask 2: 0 / 11
• Subtask 3: 0 / 21
• Subtask 4: 0 / 38
• Subtask 5: 0 / 23