using System.Numerics;

public class Program
{
    public static void Main()
    {

        BigInteger num = BigInteger.Parse(Console.ReadLine() ?? string.Empty);
        BigInteger num2 = BigInteger.Parse(Console.ReadLine() ?? string.Empty);
        //string[] str = (Console.ReadLine() ?? string.Empty).Trim().Split(' ');
        //string str = Console.ReadLine() ?? string.Empty;

        int a = Convert.ToInt32((int)num);
        int b = Convert.ToInt32((int)num2);

        if ((a * b) % 2 == 0)
        {
            Console.WriteLine("Even");
        }
        else
        {

            Console.WriteLine("Odd");
        }

    }
}