#include<iostream.h>

class deret
{
	public:

	int angka;
	int a;
	int counter;

	void ask()
	{
		cout<<"Enter a Number : "<<endl;
		cin>>angka;
	}

	void cek2()
	{
		if ( a%2==0 )
		{
			a=a/2;
		}
		else
		{
			a=a*3+1;
		}
	 }

	 void ayam()
	 {

		for ( a=angka; a!=1;)
					 {
								cek2();
								display();
					 }
	 }

	void display()
	{
		cout<<a<<endl;
	}
};

int main()
{
	deret z;

	z.ask();
	z.ayam();
	return 0;
}