求各位大佬指点,$50$分代码,后$10$点$RE$,怎样都弄不对

P1908 逆序对

@[Eason_AC](/space/show?uid=112917) 数组开少一个0
by WA鸭鸭 @ 2019-02-12 23:27:51


天哪,我把两个数组都开大到$1e7+5$就能过了,这帖子永冷,$Bye~bye$
by Eason_AC @ 2019-02-12 23:27:56


@[WA鸭鸭](/space/show?uid=93249) 谢谢大佬
by Eason_AC @ 2019-02-12 23:28:14


@[Eason_AC](/space/show?uid=112917) 数组开小了10倍
by GKxx @ 2019-02-12 23:28:18


@[Eason_AC](/space/show?uid=112917) 不用谢qwq
by WA鸭鸭 @ 2019-02-12 23:28:36


@[GKxx](/space/show?uid=72071) 也谢谢大佬
by Eason_AC @ 2019-02-12 23:28:52


再回头来看这个帖子之后发现我就是个cxkQAQ
by Eason_AC @ 2019-09-23 09:04:51


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