using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
 
namespace Sample202
{
    class Program
    {
        static void Main(string[] args)
        {
          int a = int.Parse(Console.ReadLine());
          int b = int.Parse(Console.ReadLine());
          if((a * b) % 2 == 0){
            Console.WriteLine("Even");
          }
          else{
            Console.WriteLine("Odd");
          }
        }
    }
}