摘要：
You are given a complete directed graph KnKn with nn vertices: each pair of vertices u≠vu≠v in KnKn have both directed edges (u,v)(u,v) and (v,u)(v,u) 阅读全文
posted @ 2020-04-12 16:32
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摘要：
You are playing another computer game, and now you have to slay nn monsters. These monsters are standing in a circle, numbered clockwise from 11 to nn 阅读全文
posted @ 2020-04-12 16:26
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