板子题目求助,跪求大佬指点

P3128 [USACO15DEC] Max Flow P

只有20分,
by _Revenge_ @ 2022-08-18 14:18:45


@[_Revenge_](/user/750803) 写差分吧,线段树难写还带 $\log$。
by 喵仔牛奶 @ 2022-08-18 14:24:57


@[喵仔牛奶](/user/560516) 但是我是拿来练习树剖的
by _Revenge_ @ 2022-08-18 14:30:19


@[_Revenge_](/user/750803) 啊这,抱歉qwq
by 喵仔牛奶 @ 2022-08-18 14:31:13


@[_Revenge_](/user/750803) 看了看,好像没啥问题,待会我写一个
by EastSnowLotus @ 2022-08-18 15:26:24


你写得跟个寄吧一样。还没啥问题。
by Karry235 @ 2022-08-18 15:32:39


自己瞅瞅你的修改,要求最大值,你给来一个 ```ans[p]+=k*(r-l+1);```
by Karry235 @ 2022-08-18 15:33:32


我都不知道该说啥。还有 @CoCo_Candy,别老搁洛谷灌水了,建议赶紧把你的题补了。
by Karry235 @ 2022-08-18 15:34:50


@[CoCo_Candy](/user/337878)
by Karry235 @ 2022-08-18 15:35:04


@[Karry235](/user/733594) ?我补啥题
by EastSnowLotus @ 2022-08-18 15:37:01


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