Submission

Score: 0

User: Prap

Problemset: ติดตั้งหลอดไฟ

Language: cpp

Time: 0.002 second

Submitted On: 2026-03-25 13:49:14

#include <iostream>
#include <cmath>
#include <vector>
#include <string>
using namespace std;
int main() {
	int n;
	cin>>n;
	int nig[501] = {0};
	for (int i = 0; i<n; i++) {
		int hol;
		cin>>hol;
		nig[hol]++;
	}
	int count = 0;
	for (int i = 0; i<501; i++) {
		if (nig[i] != 0) {
			count = i * 2 * n + count;
			n--;
		}
	}
	cout<<count;
	return 0;
}