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

namespace _06.Barcode_Generator
{
    class Program
    {
        static void Main(string[] args)
        {
            string startNumbers = Console.ReadLine();
            string finalNumbers = Console.ReadLine();

            int firstNumberStart = int.Parse(startNumbers[0].ToString());
            int secondNumberStart = int.Parse(startNumbers[1].ToString());
            int thirdNumberStart = int.Parse(startNumbers[2].ToString());
            int fourthNumberStart = int.Parse(startNumbers[3].ToString());

            int firstNumberEnd = int.Parse(finalNumbers[0].ToString());
            int secondNumberEnd = int.Parse(finalNumbers[1].ToString());
            int thirdNumberEnd = int.Parse(finalNumbers[2].ToString());
            int fourthNumberEnd = int.Parse(finalNumbers[3].ToString());

            for (int i = firstNumberStart; i <= firstNumberEnd; i++)
            {
                for (int j = secondNumberStart; j <= secondNumberEnd; j++)
                {
                    for (int k = thirdNumberStart; k <= thirdNumberEnd; k++)
                    {
                        for (int l = fourthNumberStart; l <= fourthNumberEnd; l++)
                        {
                            if (i % 2 != 0 && j % 2 != 0 && k % 2 != 0 && l % 2 != 0)
                            {
                                Console.Write($"{i}{j}{k}{l} ");
                            }
                        }
                    }
                }
            }
            Console.WriteLine();
        }
    }
}