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Re:这题我想不通，我用atan2直接排序为什么不行？In Reply To:这题我想不通，我用atan2直接排序为什么不行？ Posted by:Gamor at 2010-03-18 01:24:20 > RT 调试了下过了！ 原理是找凸边形里面一点，然后以这点为原点用atan2进行极角排序即可。 Followed by: Post your reply here: |
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