06. Barcode Generator - v.03

start = int(input())
end = int(input())

str_start = str(start)
str_end = str(end)

for i in range(int(str_start[0]), int(str_end[0]) + 1):
    if i % 2 == 0:
        continue
    for j in range(int(str_start[1]), int(str_end[1]) + 1):
        if j % 2 == 0:
            continue
        for k in range(int(str_start[2]), int(str_end[2]) + 1):
            if k % 2 == 0:
                continue
            for l in range(int(str_start[3]), int(str_end[3]) + 1):
                if l % 2 == 0:
                    continue
                print(f'{i}{j}{k}{l}', end=' ')