乘了，依然30分
by shysacscsc @ 2023-11-13 21:20:05
@[Alorithm](/user/736738) 看了你的另一个回答然后会了
by shysacscsc @ 2023-11-13 21:27:11
@[shysacscsc](/user/844831) 开了longlong变成70了，2,9,10，不过
by shysacscsc @ 2023-11-13 23:26:27