Submission

Score: 100

User: Some1258

Problemset: ติดตั้งหลอดไฟ

Language: cpp

Time: 0.004 second

Submitted On: 2026-07-16 08:22:48

#include<bits/stdc++.h>
using namespace std;
int main(){
    int x;
    cin>>x;
    vector<int> vec(x);
    for(int i=0;i<x;i++){
        cin>>vec[i];
    }
    sort(vec.begin(),vec.end());
    int ans=vec[0]*2;
    for(int i=1;i<x;i++){
        vec[i]=vec[i-1]+vec[i];
        ans+=vec[i]*2;
    }
    cout<<ans;
}