using System.Numerics;

public class Program
{
    public static void Main()
    {

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

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

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

            Console.WriteLine("Odd");
        }

    }
}