Submission

[PP][P][P][P][P]

Score: 100

User: Jibhong

Problemset: ติดตั้งหลอดไฟ

Language: cpp

Time: 0.002 second

Submitted On: 2024-12-14 10:18:49

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

vector <int> inp;

int main(){
    
    int n;
    cin>>n;
    for(int i=0;i<n;++i){
        int in;cin>>in;
        inp.emplace_back(in);
    }
    
    sort(inp.begin(),inp.end());
    int out=0;
    int last=0;
    for(int i=0;i<n;++i){
        //cout<<inp[i]<<" ";
        last+=inp[i];
        out+=last*2;
    }
    
    cout<<out;
    
    return 0;
}