` re ll l=1,r=1000000,mid;`
和判无解 `ans>1000000 then ans=-1`?
我也是这么错的。
@[Puppet_Wang](/user/132589)
(挖坟不用在意(
by black_trees @ 2021-07-21 11:57:02
*********no!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!做不出来*********
by zy_nb @ 2022-08-09 11:00:15