using System;

namespace A___Product
{
    class Program
    static void Main (string[] args)
    {
        var input = Console.ReadLine ().Split (' ');
        var a = int.Parse (input[0]);
        var b = int.Parse (input[1]);
        if ((a * b) % 2 == 0)
        {
            Console.WriteLine ("Even");
        }
        else
        {
            Console.WriteLine ("Odd");
        }
    }
}