#include <iostream>
#include <algorithm>
#include <cstring>
using namespace std;
const int N = 100000;
long long int cv = 0, ans = -1, bfr = 1, nxt, y[N], n;
int main() {
	cin >> n; nxt = n - 1;
	for (int i = 0; i < n; i++)cin >> y[i];
	sort(y, y + n);
	for (int i = 0; i < n; i++)cv += y[i] - y[0];
	ans = cv;
	for (int i = 1; i < n; i++) {
		cv = cv + bfr * (y[i] - y[i - 1]) - nxt * (y[i] - y[i - 1]);
		ans = min(ans, cv);
		bfr++; nxt--;
	}
	cout << ans << endl;
	return 0;
}