using System;

public class Program

{

    static int fun(int i)

    {

        if(i<4)

            return i + fun(++i) + fun(++i);

        return i;

    }

    public static void Main()

    {

        Console.WriteLine(fun(0));

        Console.WriteLine(DateTime.UtcNow.ToString("yyyyMMddHHmmss"));

    }

}