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谢了In Reply To:就是第一个碰到的 Posted by:T1 at 2005-03-11 22:12:51 > 对于每个点，先判断是不是出界了 > 再判断是不是和前面某个相交了（按顺序） > > 等所有的点都算完了，看看是不是闭合的 Followed by: Post your reply here: |
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