Submission

Score: 100

User: gs

Problemset: นักบินอวกาศ

Language: cpp

Time: 0.002 second

Submitted On: 2025-12-07 20:50:45

// Online C++ compiler to run C++ program online
#include <iostream>
#include <string>
using namespace std;


int main() {
    // Write C++ code here
    // a (t**2) + b (t) + c;
    // t = 0 -> c = 0;
    // t = 1 -> a + b = 4;
    // t = 2 -> 4a + 2b = 14; 2a + b = 7; a = 3, b = 1
    int t;
    cin >> t;
    cout << 3*t*t + t;
}