#include <bits/stdc++.h> using namespace std; int a[11000], n, sum = 0; int main(){ cin >> n; for(int i = 1; i <= n; i++){ cin >> a[i]; } sort(a + 1, a + n + 1); for(int i = 2; i <= n; i++){ a[i] += a[i - 1]; sum += a[i]; } cout << sum; }