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

namespace AtCoder_Cs
{
    public class ABC144
    {

        public static void A()
        {
            var h = Console.ReadLine().Split(' ').Select( int.Parse).ToArray();
            int m = h[0] * h[1];

            string ret = "Odd";

            if (m % 2 == 0)
            {
                ret = "Even";
            }
            
            Console.WriteLine($"{ret}");

        }
    }
}
