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[组合] 组合几何

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hbghlyj

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hbghlyj posted 2019-8-3 08:17 |Read mode
在给定的一个正n（n≥10）边形的n个顶点中任取k个点,使这k个点中存在4个点是某个四边形的顶点,且该四边形有三条边是所给定的正n边形的边,则k的最小值是多少
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