using System;
using System.Linq;

public class Program
{
    public static void Main()
    {
        var input = Console.ReadLine().Split(' ').Select(s => int.Parse(s)).ToList();
        Enumerable.Range(input[0], input[1] - input[0] + 1)
            .Where(x => x % 3 == 0 || x.ToString().IndexOf('3') >= 0).ToList()
            .ForEach(x => { Console.WriteLine("{0}", x); });
        return;
    }
}