Klimo

import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.util.Arrays;
 class Homework {

    static int minBrojKazneni(int a[]) {
        int sum=0;
    	Arrays.sort(a);
        for(int i=0;i<a.length;i++)
        	for(int j=0;j<=i;j++)
        	{
        	sum+=a[j];
        	}
        return sum;
    }

    public static void main(String[] args) throws Exception {
        int i;

        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        int N = Integer.parseInt(br.readLine());
        int a[] = new int[N];

        for (i=0;i<N;i++)
            a[i] = Integer.parseInt(br.readLine());

        int rez = minBrojKazneni(a);

        System.out.println(rez);

        br.close();
    }

}