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num1 = int(input())
num2 = int(input())
is_all_number_printed = False
for number in range(num1, num2 + 1):
    number_str = str(number)
    odd_sum = 0
    even_sum = 0
    for position, current_digit_in_number in enumerate(number_str):     # position = 0 (1st position)
        if position % 2 == 0:                                           # position = 1 (2nd position)
            odd_sum += int(current_digit_in_number)                     # position = 2 (3th position)
        elif position % 2 != 0:                                         # pos..etc = 5 (6th position)
            even_sum += int(current_digit_in_number)
    if even_sum == odd_sum:
        print(number, end=' ')