做法可能有**亿点点**繁琐，~~初学者~~请见谅 by Maple_plain @ 2022-07-02 17:30:06
@[Dream_Crosyia](/user/663435) 题目有个坑点：month是**00**怎么办？？ 所以可能要加个特判 by lixiaofei13 @ 2022-08-30 18:18:54