제출 #1263212

#제출 시각아이디문제언어결과실행 시간메모리
1263212quollcucumber`XOR Sum (info1cup17_xorsum)C++20
0 / 100
130 ms412 KiB
#include <bits/stdc++.h>
#define int long long
using namespace std;

signed main() {
    int n;
    cin >> n;
    if(n % 2 == 1) {
        cout<<0<<'\n';
    }else {
        int total = 0;
        for(int i = 0; i < n; i++) {
            int a;
            cin >> a;
            total += a;
        }
        cout<<total<<'\n';
    }
    return 0;
}
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