python 解法

while True:
    try:
        def process_short(str_):
            if len(str_) < 8:
                return str_ + (8 - len(str_)) * '0'
        str_ = input()

        times = len(str_) // 8
        left = len(str_) - times * 8
        split = []
        for i in range(times):
            print(str_[i * 8: (i + 1) * 8])
        if left > 0:
            print(process_short(str_[8 * times:]))
    except:
        break