#include<bits/stdc++.h> using namespace std; int main(){ int a[10000],i,n,s = 0; cin>>n; for(i = 1;i <= n;i++){ cin>>a[i]; } sort(a,a + n + 1); for(i = 1;i < n;i++){ s = s + a[i] + a[i + 1]; a[i + 1] = a[i + 1] + a[i]; } cout<<s<<endl; }