using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Hello World");

    }

}

    {  static void Main (string[] args)

    }

  {

          var num = int.Parse(Console.RedLine());

          if (num ==0) 

              Console.WriteLine("zero"); 

          if (num ==1) 

              Console.WriteLine("one");

          if (num ==2) 

              Console.WriteLine("two");

          if (num ==3) 

              Console.WriteLine("three");

          if (num ==4) 

              Console.WriteLine("four"); 

          if (num ==5) 

              Console.WriteLine("five");

          if (num ==6) 

              Console.WriteLine("six");

          if (num ==7) 

              Console.WriteLine("seven");

          if (num ==8) 

              Console.WriteLine("eight");     

          if (num ==9) 

              Console.WriteLine("nine");

          if (num ==10) 

              Console.WriteLine("ten");

      }

}