@[NaCly_Fish](/space/show?uid=115864) 反正Orz就对了
by mulberror @ 2019-03-31 22:22:17
@[NaCly_Fish](/space/show?uid=115864) 卡Hash容易臭名昭著的（雾
by xht @ 2019-03-31 22:30:40
@[xht37](/space/show?uid=100544) 窝没说卡hash，我是说卡掉维护区间$n$次方和的做法
by NaCly_Fish @ 2019-03-31 22:33:00
@[NaCly_Fish](/space/show?uid=115864) 那不就是Hash思想么QwQ
by xht @ 2019-03-31 22:35:45
@[xht37](/space/show?uid=100544) ？？ 我可能智商下限了 (日常下线)
by NaCly_Fish @ 2019-03-31 22:36:55
*智商下线
by NaCly_Fish @ 2019-03-31 22:37:03
@[NaCly_Fish](/space/show?uid=115864) 卡hash无良（~~我上午刚写了hash~~
by yzhang @ 2019-03-31 23:00:05
@[NaCly_Fish](/space/show?uid=115864) 好像lxl的做法之一就是拿平方和，，，所以不卡吧，，，
by yizimi远欣 @ 2019-04-01 00:35:32
兹磁
by tiger0132 @ 2019-04-01 00:35:46
兹磁
by tiger0133 @ 2019-04-01 00:36:07