using System;
using System.Linq;

namespace No207
{
    public class Program
    {
        public static void Main(string[] args)
        {
            var inputs = Console.ReadLine().Split().Select(int.Parse).ToArray();

            Enumerable.Range(inputs[0], inputs[1] - inputs[0] + 1)
                .Where(x => x % 3 == 0 || x.ToString().Contains("3"))
                .ToList().ForEach(Console.WriteLine);
        }
    }
}