Submission #2240092

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Source Code Expand

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

int main() {
	int N; cin >> N;
	vector<int> a(N);
	for(int i = 0; i < N; i++) cin >> a[i];

	sort(a.begin(), a.end(), greater<int>());

	int idx = 0;
	int sumAlice = 0, sumBob = 0;
	if(idx < N) {
		sumAlice += a[idx++];
		sumBob += a[idx++];
	}
	printf("%d\n", sumAlice - sumBob);
}

Submission Info

Judge Result