using System;

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