using System;

namespace Qst12 {

class Program
{

   static void Main(string[] args)
    {

        string [] Nums = Console.ReadLine();
        int X = Convert.ToInt32(Nums[0]);
        int Y = Convert.ToInt32(Nums[1]);

        if (X > Y)
        {
            Console.WriteLine("Decrescente");
        }
        else
        {
            Console.WriteLine("Crescente");
        }
    }
}

}