using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace AtCoder01
{
    class Program
    {
        static void Main(string[] args)
        {
            var a = int.Parse(args[0]);
            var b = int.Parse(args[1]);
            if (a * b % 2 == 0)
            {
                Console.Write("Even");
            }
            else
            {
                Console.Write("Odd");
            }
        }
    }
}
