题解上1e5+5过了
by SofanHe @ 2018-03-17 16:53:07
感觉N和M都是<=100000的
by 凄魉 @ 2018-03-17 17:43:17
应该是1e5吧……但是某题解的巨佬说没有重链的树链剖分也能过……所以就很迷
by Dilute @ 2018-09-05 12:42:40
@[Dilute](/space/show?uid=36362) [Dilute](/space/show?uid=36362) tql
by tocek_shiki @ 2018-09-08 14:13:55
@[lovewhy](/space/show?uid=39886)
一共有10 个数据，对于第i (1 <= i <= 10) 个数据， N = M = i * 2000。
by misinclair @ 2018-09-14 10:10:11