import java.util.Scanner;

public class EqualSumsEvenOddPosition {
    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);
        int firstNum = Integer.parseInt(scan.nextLine());
        int secondNum = Integer.parseInt(scan.nextLine());
        for (int i = firstNum; i <= secondNum; i++){
            String currentNum =""+ i;
            int oddsum = 0;
            int evenSum = 0;
            for (int j = 0; j < currentNum.length();j++){
                int currentDigit = Integer.parseInt(""+ currentNum.charAt(j));
                if (j % 2 == 0){
                    evenSum  += currentDigit;
                } else  {
                    oddsum +=currentDigit;
                }
            }
            if (oddsum == evenSum){
                System.out.print(i +" ");
            }
        }
    }
}