换根DP做法,然而莫名只有70分

P2986 [USACO10MAR] Great Cow Gathering G

@[陆小果](/user/113932) 开longlong
by pocafup @ 2020-09-04 03:31:14


@[pocafup](/user/219099) 谢谢您,已经AC了
by lxg_honoka @ 2020-09-05 00:18:33


@[陆小果](/user/113932) 没开longlong为什么我只有50....
by fresh_boy @ 2020-10-30 15:38:32


换根 dp 模板?一道换根 dp 好题,但难度评分过高(建议评绿),因为连我都觉得是一眼题啊
by Gaode_Sean @ 2021-10-15 17:40:29


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