Submission

Status:

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

Score: 100

User: Pera

Problemset: ติดตั้งหลอดไฟ

Language: cpp

Time: 0.002 second

Submitted On: 2025-03-27 15:09:45

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

int main() {
    ios_base::sync_with_stdio(false); cin.tie(NULL);

    int n; cin >> n;
    vector<int> v(n);
    for (int i = 0; i < n; ++i) cin >> v[i];

    sort(v.begin(), v.end());
    
    int distsum{0};
    for (int i = 0; i < n; ++i) {
        distsum += 2 * (n - i) * v[i];
    }

    cout << distsum << '\n';
}