using System;
using static System.Math;

namespace Equal_Sums_Even_Odd_Position
{
    class Program
    {
        static void Main()
        {
            int FirstNum = int.Parse(Console.ReadLine());
            int SecondNum = int.Parse(Console.ReadLine());




            for (int i = FirstNum; i < SecondNum; i++)
            {
                string CurrentNum = i.ToString();
                int oddSum=0;
                int EvenSum=0;

                for (int j = 0; j < CurrentNum.Length; j++)
                {
                    int CurrentDigit = int.Parse(CurrentNum[j].ToString());
                    if (j % 2 == 0) {
                        EvenSum += CurrentDigit;
                    } else {
                        oddSum += CurrentDigit;
                    }
                if (oddSum == EvenSum)
                    {
                        Console.Write(i + " ");
                    }
                }
            }
        }
    }
}