using System;

public class Program

{

    public static void Main()

    {

        double x=17.421;

        double y=10.365*Math.Pow(10,-3);

        double z=0.828*Math.Pow(10,5);

        double f=0.33056;

        double chislitel= y+Math.Pow(x-1,1.0/3.0);

        f=Math.Pow(chislitel,1.0/4.0);

        Console.WriteLine();

    }

}