@[_zyx_](/space/show?uid=64976) ....
by __QL__ @ 2019-08-14 09:33:18
@[__QL__](/space/show?uid=108402) 好像是,但并没有什么卵用
by hewo @ 2019-08-14 09:34:49
@[_zyx_](/space/show?uid=64976) getsum没return
by __QL__ @ 2019-08-14 09:38:22
push_down 第5行是r-mid+1
by __QL__ @ 2019-08-14 09:39:32
lazy要清0
by __QL__ @ 2019-08-14 09:40:44
一堆bug2333
by hewo @ 2019-08-14 09:40:48
233
by __QL__ @ 2019-08-14 09:41:47
@[__QL__](/space/show?uid=108402) 被@_zby_大佬吃掉的+1.。。
by hewo @ 2019-08-14 09:43:16
现在是10分
by hewo @ 2019-08-14 09:47:00
不加1A了。。。。。
by hewo @ 2019-08-14 09:50:29