#include <iostream>
#include <vector>
using namespace std;
#define int long long
signed main() {
    int n;cin>>n;
    vector<int> a(n + 1);
    int sum = 0, mi = 1e9+7;
    for(int i = 1;i <= n;++i){
        cin>>a[i];
        mi = min(mi, a[i]);
        sum += a[i];
    }
    sum += (n - 2) * mi;
    cout<<sum<<endl;
}
// 64 位输出请用 printf("%lld")