using System;

public class Program

{

    public static void Main()

    {

        double x,y,z;

        Console.WriteLine("Pleasa enter a number");

        x=double.Parse(Console.ReadLine());

        Console.WriteLine("Pleasa enter the socend number");

        y=double.Parse(Console.ReadLine());

        Console.WriteLine("Pleasa enter the socend number");

        z=double.Parse(Console.ReadLine());

         if(x>y)

             if(x>z)

                Console.WriteLine(x);

                else

                if(y>z)

                    Console.WriteLine(y);

                else

                    Console.WriteLine(z);

        else

         if(y>z)

                Console.WriteLine(y);

            else

                Console.WriteLine(z);

    }

}