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「Luogu P2807」三角形计数 | Heartlessly's Blog #90

Open heartlessly opened 5 years ago

heartlessly commented 5 years ago

https://heartlessly.github.io/problems/luogu-p2807/

Description$n$ 等分大三角形的每条边,将对应的等分点连接起来(连接线分别平行于三条边),求有多少个三角形。

chan1919 commented 3 years ago

还没有评论

kkksc031 commented 3 years ago

后面壁纸咋搞的

kkksc031 commented 3 years ago

1