Help me in solving SYN1V2 problem

My issue

What to write i am beginner just tell me step by step which i can write…

My code

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

int main() {
  cout << 12 ;
  return 0;

Learning course: Learn C++
Problem Link: CodeChef: Practical coding for everyone

This is the basic program to print the 12 in c++.