萌新刚学点分治,求助

P3806 【模板】点分治 1

@[kevin006](/user/178867) 您还记得我吗
by 洛谷加油 @ 2020-02-08 20:17:52


@[kevin006](/user/178867) 10.1
by 洛谷加油 @ 2020-02-08 20:18:20


@[我要tle](/user/315799) ??
by kevin006 @ 2020-02-08 20:21:40


@[kevin006](/user/178867) 私,~~我是小号~~
by 洛谷加油 @ 2020-02-08 20:24:35


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