using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ABC138A
{
    class Program
    {
        static void Main(string[] args)
        {
            int a;
            String s;

            a = int.Parse(Console.ReadLine());
            s = Console.ReadLine();
  

            char[] cs = s.ToCharArray();


            if (a >= 3200)
                Console.WriteLine(s);

            else
                Console.WriteLine("red");


            Console.WriteLine(a);
            Console.ReadKey();

        }
    }
}
