#include <iostream>
#include <string>
#include <cmath>
#include <math.h>


using namespace std;

int main()
{

    int start, end;

    cin >> start;
    cin >> end;




    for (int num = start; num <= end; ++num) {
        int number = num;
        string numberStr = to_string(number);
        int evensum = 0;
        int oddsum = 0;
        for (int i = 0; i < 6; ++i) {

            int digit = numberStr[i] - 48;


            if ((i + 1) % 2 == 0) {

                evensum += digit;
            }
            else {
                oddsum += digit;
            }
        }
        if (evensum == oddsum) {
        cout << number << " ";
        }
    }




    return 0;

}