原题链接: https://wenku.baidu.com/view/79b67504ac45b307e87101f69e3143323868f552.html 主要是通过回溯来找到符合小时和分钟时间点的数字 s = input() num_list = list(set([int(x) for x in s if x != ":"])) print(num_list) H, M = map(int, s.split(":")) print(H, M) H_list = [] # 存放可能的小时组合 M_list = [] # ...