#include<iostream>
using namespace std;
int main()
{
	int num;
	cout <<"put the num" <<endl;
	cin >>num;
	switch(num)
	{
	    case 1:
	    {
	        cout <<"num is 1" <<endl;
	        break;
	    }
	    case 2:
	    {
	        cout <<"num is 2" <<endl;
	        break;
	    }
	    case 3:
	    {
	        cout <<"num is 3" <<endl;
	        break;
	    }
	    default:cout <<"num too big" <<endl;
	}
    return 0;
}
