#include<bits/stdc++.h>
using namespace std;
int i,s,k,n,a[10005];
int main()
{
    freopen("P1090.in", "r", stdin);
    freopen("P1090.out", "w", stdout);
    cin>>n;
    for(i=0;i<n;i++)
      cin>>a[i];
    sort(a,a+n);
    s=a[0];
    for(i=1;i<n;i++)
    {
        a[i-1]=s;    
        sort(a+i-1,a+n);
        s=a[i-1]+a[i];
        k+=s;
    }
    cout<<k;
    return 0;
}
//不要嘲讽我