using System;

public class Program

{

    public static void Main()

    {

        foo(2);

    }

    public static void foo(int w)

    {

        if(w>1)

        {

            foo(w/2);

            Console.WriteLine("F :"+w);

            foo(w/2);

            Console.WriteLine("S :"+w);

        }

        Console.Write("*");

        Console.WriteLine("T :"+w);

    }

}