也许可以
by Aleph1022 @ 2018-09-22 20:58:36
@[codesonic](/space/show?uid=45443) %%%
by WA鸭鸭 @ 2018-09-22 20:59:07
Let me try try
by Aleph1022 @ 2018-09-22 20:59:16
有啊
by Karry5307 @ 2018-09-22 21:02:51
$\sum\limits_{i=l}^r{\operatorname{count}(i)}$ 应该满足区间减法
by Aleph1022 @ 2018-09-22 21:02:52
@[I_love_him52](/space/show?uid=75840) \*$\operatorname{count}(i)^2$
by Aleph1022 @ 2018-09-22 21:04:32
@[I_love_him52](/space/show?uid=75840) @[Karry5307](/space/show?uid=60990) 求写一个啊
by codesonic @ 2018-09-22 21:35:02
在搞
by Karry5307 @ 2018-09-22 21:35:37
@[codesonic](/space/show?uid=45443) 麻烦~~,不搞了~~
by Aleph1022 @ 2018-09-22 21:42:11
@[Karry5307](/space/show?uid=60990) 好了吗 qwqwq
by codesonic @ 2018-09-22 22:18:46