using System;

namespace A_Product {
    class Program {
        static void Main(string[] args) {
            var num = Console.ReadLine().Split(' ');

            int a = int.Parse(num[0]);
            int b = int.Parse(num[1]);

            int c = a * b;

            string answer = "Even";
            if(c/2 == 1) {
                answer = "Odd";
            }

            Console.WriteLine(answer);
        }
    }
}
