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咱讲的是一般性In Reply To:n^2就可以了啊？！n<=50000放着干什么。构造一个50000点的凸包不就卡死了。 Posted by:ipip2005 at 2010-05-18 10:43:33 如果真的那样做，不是存心不让人过嘛 Followed by:
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