using System;

public class Program

{

    public static void Main()

    {

        int n;

        Console.Write("Enter No. : ");

        n= int.Parse(Console.ReadLine());

        n=n%2;

        if(n==0)

        {

            Console.Write("Even");

        }

        else

        {

            Console.Write("Odd");

        }

    }

}