import java.io.BufferedReader;
import java.io.InputStreamReader;

public class Homework {

    static int[] sortiraj(int a[])
    {
        boolean sortirana = false;
        while (!sortirana)
        {
            sortirana = true;
            for (int i = 0; i < a.length-1; i++)
            {
                if (a[i] > a[i+1])
                {
                    sortirana = false;
                    int temp = a[i];
                    a[i] = a[i+1];
                    a[i+1] = temp;
                }
            }
        }
        return a;
    }

    static int minBrojKazneni(int a[]) {
        int casoviPominato = 0;
        int vkupnoKazneni = 0;
        int sortirana[] = sortiraj(a);

        for (int i = 0; i < sortirana.length; i++)
        {
            casoviPominato += sortirana[i];
            vkupnoKazneni += casoviPominato;
            //System.out.printf("%d - %d kazneni, %d\n", sortirana[i], casoviPominato, vkupnoKazneni);
        }

        return vkupnoKazneni;
    }

    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();
    }

}