然而这题并不需要倍增
by nothingness @ 2018-12-23 11:29:15
@[xiaolou](/space/show?uid=68675) 写个树剖能死啊
by flowerletter @ 2018-12-23 11:30:39
@[nothingness](/space/show?uid=31317) 那请问怎么做呢
by xiaolou @ 2018-12-23 11:31:31
@[xiaolou](/space/show?uid=68675) 树剖求lca
by flowerletter @ 2018-12-23 11:33:58
tql
by ousuimei_68 @ 2018-12-23 11:33:58
@[xiaolou](/space/show?uid=68675) 把倍增换成树剖
by flowerletter @ 2018-12-23 11:34:19
@[xiaolou](/space/show?uid=68675) 还有吧vector换掉
by flowerletter @ 2018-12-23 11:34:36
@[xiaolou](/space/show?uid=68675) vector常数太大
by flowerletter @ 2018-12-23 11:34:49
@[xiaolou](/space/show?uid=68675) 虽然更有可能是你人丑（21）所以常熟大
by flowerletter @ 2018-12-23 11:35:17
@[白衣渡川](/space/show?uid=55650) 树剖不会，vector怎么换。。。
by xiaolou @ 2018-12-23 11:35:52