For arbirary three points, at least one distance of a pair is 1.

来源: wxcfan123 于 2011-08-13 13:53:22 [] [旧帖] [给我悄悄话] 阅读数 : (67 bytes)
回答: or ABC is not triangle 由 15少 于 2011-08-13 13:47:49

Not, for arbitray triangle, at least one side have length 1.

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