using System;
using System.Collections.Generic;
using System.Linq;

namespace No._207
{
    class Program
    {
        static void Main(string[] args)
        {
            var n = Console.ReadLine().Split(' ').Select(int.Parse).ToList();
            new List<int>(Enumerable.Range(n[0], n[1] - n[0] + 1))
                .Where(_ => _.ToString().Contains("3") || _ % 3 == 0).ToList()
                .ForEach(Console.WriteLine);

            //var x = new List<int>(Enumerable.Range(n[0], n[1] - n[0] + 1))
            //     .Where(_ => _.ToString().Contains("3") || _ % 3 == 0).ToList();

        }
    }
}