using System;
using static AtCoderTemplate.MyLibrary;

namespace AtCoderTemplate {
    class Program {
        static void Main (string[] args) {
            string[] index = Console.ReadLine().Split(" ");
            int a = int.Parse(index[0]);
            int b = int.Parse(index[1]);

            if((a*b)%2 == 0)
            {
                Console.WriteLine("Even");
            }
            else
            {
                Console.WriteLine("Odd");
            };
        }
    }

    class MyLibrary {

        // 自作の関数
        public static int MyFunction (int n) {
            return 0;
        }

        // 自作のすごい関数
        public static long MySuperAlgorithm (long m) {
            return 3;
        }
    }
}