#include <iostream> #include <algorithm> using namespace std; int a[10100]; int main() { int n; cin >> n; for(int i = 1; i <= n; i++) cin >> a[i]; sort(a + 1, a + n + 1); int sum = 0; for(int i = 2; i <= n; i++) { int t = a[i - 1] + a[i]; a[i - 1] = 0; a[i] = t; sum += t; sort(a + i, a + n + 1); } cout << sum << endl; return 0; }