using System;

class Program
{
        const String even = "Even";
        const String odd = "Odd";

        public void Solve(ConsoleInput cin)
		{
            //出力用の文字列
            String ret;

            // 整数の取得
            String[] nums = Console.ReadLine().Split(' ');
            int a = int.Parse(nums[0]);
            int b = int.Parse(nums[1]);
            
            // 積の演算
            int product = a * b;

            // 
            if(product % 2 == 0)
            {
                ret = even;
            }
            else
            {
                ret = odd;
            }

            Console.WriteLine(ret);
		}
}