摘要：
题目背景 Farmer John最近发明了一个游戏，来考验自命不凡的贝茜。 题目描述 Farmer John has challenged Bessie to the following game: FJ has a board with dots marked at N (2 ≤ N ≤ 200) 阅读全文
posted @ 2018-10-09 21:37
Yldar
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