using System;

public class Program

{

    public static void Main()

    {string angka;

        int nilai;

​

        angka = Console.ReadLine();

        nilai = Convert.ToInt32(angka);

​

        if (nilai == 0)

        {

            Console.WriteLine("NOL SAJA");

        }

        else if (nilai % 2 == 0)

        {

            Console.WriteLine("BILANGAN GENAP");

        }

        else

        {

            Console.WriteLine("BILANGAN GANJIL");

        }

​

    }

}