Submission

Status:

[PPPPPPPPPP]

Subtask/Task Score:

{100/100}

Score: 100

User: Sea

Language: cpp

Time: 0.002 second

Submitted On: 2026-09-23 11:38:49

#include <iostream>
using namespace std;
int main () {
	int t;
	int m=0;
	cin >> t;
	for(int i=0 ; i<t ; i=i+1){
			m=m+4+6*i;
	}
	cout << m;
}