#include <iostream>
#include <algorithm>
using namespace std;
int main() {
    int n;
    cin >> n;
    int arr[n];
    for(int i = 0;i < n;i++){
        cin >> arr[i];
    }
    sort(arr,arr+n);
    int sum = 0;
    for(int i = 0;i < n;i++){
        sum += arr[i]*(n-i);
    }
    cout << a;
    return 0;
}

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