CF Gym 102059I Game on Plane（sg函数）
摘要：
You are given NN points on a plane. These points are precisely the set of vertices of some regular NN-gon. Koosaga, an extreme villain, is challenging 阅读全文
posted @ 2020-12-10 12:24 Aminers 阅读(130) 评论(0) 推荐(0)
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