Submission #1289657

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Source Code Expand

#include<iostream>
#include<string>
#include<algorithm>
using namespace std;
#define INF 80000001000
int main() {
	int N; cin >> N;
	int a[110];
	for (int i = 0; i < N; i++)cin >> a[i];
	long long ans = INF;
	for (int i = -100; i <= 100; i++){
		long long sum = 0;
		for (int j = 0; j < N; j++)
			sum += (a[j] - i)*(a[j] - i);
		ans = min(ans, sum);
	}
	cout << ans << endl;
}

Submission Info

Judge Result