Submission

Status:

[PPPPPPPPPP]

Subtask/Task Score:

{100/100}

Score: 100

User: picture

Problemset: นักบินอวกาศ

Language: cpp

Time: 0.004 second

Submitted On: 2026-10-13 10:20:38

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

int main(){
   int  n, m1 = 4 , sum = 0 ;
    cin >> n ;
    
    for(int i = 0 ; i < n ; i++){
       
           sum += 6*(i)+4;
       
        
    }


    sum = sum  ;
     
    
    cout << sum << endl;
}