您的测试点太水了（

#include <bits/stdc++.h>
using namespace std;


int main()
{
    priority_queue<int,vector<int>,greater<int> > q;
    int n;
    int ans = 0;
    cin >> n;
    while(n--)
    {
        int x;
        cin >> x;
        q.push(x);
    }
    while(q.size()>=2)
    {
        int a = q.top();
        q.pop();
        int b = q.top();
        q.pop();
        ans+=(a+b);
        q.push(a+b);
    }
    cout << ans;
    return 0;
}