玄学数据范围

P3178 [HAOI2015] 树上操作

@[Santiego](/space/show?uid=63896) $10^5\times 10^6 = 10^{11}$
by Llf0703 @ 2019-07-25 19:11:46


@[Llf0703](/space/show?uid=29696) 线段树中的`sum`和`lazy`我都开了`long long`,是`w`(点权值)没开`long long`WA掉了
by Santiego @ 2019-07-25 19:13:45


@[Llf0703](/space/show?uid=29696) 但按理点权值应该$\le10^6$
by Santiego @ 2019-07-25 19:14:18


@[Llf0703](/space/show?uid=29696) [讨论区](https://www.luogu.org/discuss/show/102336)之前也有类似的情况
by Santiego @ 2019-07-25 19:15:21


@[Santiego](/space/show?uid=63896) 。。。不过这个影响不大吧
by Llf0703 @ 2019-07-25 19:44:26


同感
by C20203030 @ 2019-08-02 22:11:49


必须全开LL
by C20203030 @ 2019-08-02 22:12:01


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