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

class Myon
{
    static void Main()
    {
        string[] ss = Console.ReadLine().Split(' ');
        long a = long.Parse(ss[0]);
        long b = long.Parse(ss[1]);
        List<long> cand = new List<long>();
        for (long i = a; i <= b; i++)
        {
            cand.Add(i);
        }
        var ans = cand.Where(n =>
        {
            if (n % 3 == 0) return true;
            while(n!=0)
            {
                if (n % 10 == 3) return true;
                n /= 10;
            }
            return false;
        });
        foreach (var item in ans)
        {
            Console.WriteLine(item);
        }
    }
}