$n\log a$
by 蒟蒻君HJT @ 2022-05-13 21:10:09
@[蒟蒻君HJT](/user/131591) 请问a是什么？qwq
by nyllsom @ 2022-05-13 21:15:48
@[蒟蒻君HJT](/user/131591)
不用了，感谢大佬orz
by nyllsom @ 2022-05-13 21:20:38