Submission #990327

#	Time	Username	Problem	Language	Result	Execution time	Memory
990327		alex_2008	XOR Sum (info1cup17_xorsum)	C++14	0 / 100	135 ms	5012 KiB

xorsum

#include <bits/stdc++.h>
using namespace std;
int main() {
	int n;
	cin >> n;
	int ans = 0;
	for (int i = 1; i <= n; i++) {
		int x;
		cin >> x;
		ans ^= (2 * x);
	}
	cout << ans << "\n";
}

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