using System;
using System.IO;

class Program{
    static void Main(string[] args){
        int a = int.Parse(args[0]);
        int b = int.Parse(args[1]);

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