#include<iostream> #include<algorithm> #include<vector> #include<numeric> using namespace std; const int N = 1000 + 10; typedef long long ll; vector<ll> v; ll n, sum; int main(){ ios::sync_with_stdio(false); cin >> n; v.resize(n); for(int i = 0; i < n; ++i) cin >> v[i]; sort(v.begin(), v.end()); for(int i = 1; i < n; ++i) v[i] += v[i - 1]; sum = accumulate(v.begin(), v.end(), 0); cout << sum << endl; return 0; }
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