Submission

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

Score: 100

User: mydKN

Problemset: ติดตั้งหลอดไฟ

Language: cpp

Time: 0.002 second

Submitted On: 2024-12-03 23:07:54

#include<bits/stdc++.h>

using namespace std;

const int maxn = 1e3 + 5;

int n;
int arr[maxn];

int main(){
	ios_base::sync_with_stdio(0);cin.tie(0);
	cin >> n;
	for(int i=0;i<n;++i){
		cin >> arr[i];
	}
	sort(arr, arr+n);
	int cnt = 0;
	int sum = 0;
	for(int i=0;i<n;++i){
		cnt += arr[i];
		sum += (cnt*2);
	}
	cout << sum;
}