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

namespace Application
{
    class MainClass
    {
        public static void Main(string[] args)
        {
			new MainClass().Calc();
        }

        public MainClass() { }

		public void Calc ()
		{
			var scan = new Scanner ();

			var AB = scan.NextDigits (2);
			for (var i = AB[0]; i <= AB[1]; i++) {
				if (i %3 == 0)
					Console.WriteLine(i);
				else if(i.ToString().Contains("3")){
					Console.WriteLine(i);
				}
			}
		}

        void WriteLine(object o)
        {
            System.Console.WriteLine(o.ToString());
        }

        void WriteEnum<T>(IEnumerable<T> l)
        {
            WriteLine(JoinList(l));
        }

        string JoinList<T>(IEnumerable<T> l)
        {
            return string.Join(" ", l.Select(x => x.ToString()).ToArray());
        }
    }

    class Scanner
    {
        public int[] NextDigits(int count)
        {
            return Enumerable.Range(0, count)
                .Select(x => NextDigit()).ToArray();
        }

        public string NextToken()
        {
            int i;
            var r = new List<char>();

            while ((i = System.Console.Read()) >= 0)
            {
                var c = Convert.ToChar(i);

                if (IsSpace(c) && r.Count > 0)
                    break;

                r.Add(c);
            }

            return new string(r.ToArray());
        }

        bool IsSpace(char c)
        {
            if (char.IsWhiteSpace(c)) return true;

            return false;
        }

        public int NextDigit()
        {
            var token = NextToken();

            return int.Parse(token);
        }
    }

    class Reader
    {
        public string Item()
        {
            return Items()[0];
        }

        public String[] Items()
        {
            return this.Items(' ');
        }

        public String[] Items(char c)
        {
            return System.Console.ReadLine().Split(c);
        }

        public int Int()
        {
            return Ints(' ')[0];
        }

        public int[] Ints()
        {
            return this.Ints(' ');
        }

        public int[] Ints(char c)
        {
            return Items(c).Select(x => int.Parse(x)).ToArray();
        }
    }
}