using System;

public class Program

{

    public static void Main()

    {

        double alpha = Convert.ToDouble(Console.ReadLine());

        double z1 = (Math.Sin(2 * alpha) + Math.Sin(5 * alpha) - Math.Sin(3 * alpha))

                    /

                    (Math.Cos(alpha) + 1 - 2 * Math.Pow(Math.Sin(2 * alpha), 2));

        double z2 = 2 * Math.Sin(alpha);

        Console.WriteLine("z1 = {0}\r\nz2 = {1}", z1, z2);

        Console.ReadLine();

    }

}