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

namespace AtCoder_Cs
{
    class Main
    {
        public static void main()
        {
            var c = Console.ReadLine().Split(' ').Select(int.Parse).ToArray();
            var m = c[0] * c[1];

            string ret = m % 2 == 0 ? "Even" : "Odd";

            Console.WriteLine($"ret");
        }
    }
}
