using System;
using System.Collections.Generic;
using System.Linq;
using System.IO;
using System.Text;
using static System.Console;
using static System.Math;

namespace CP
{
    class Atria
    {
        static void Main(string[] args)
        {
            int[] s = ReadLine().Split(' ').Select(int.Parse).ToArray();
            for (int i = s[0]; i <= s[1]; i++)
            {
                if (EachDigit(i) || i % 3 == 0)
                {
                    WriteLine(i);
                }
            }
        }
        static bool EachDigit(long x)
        {
            if (x == 0) return false;
            if (x % 10 == 3) return true;

            return EachDigit(x / 10);
        }
    }
}