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这题还要排序吗？题目不是已经就是个多边形了吗？排序的目的就是使点能够成为多边形，这题题目给出的点的顺序就已经是个多边形了，应该不用再排序了吧？ 请做过这题的人说说，谢谢！ Followed by: Post your reply here: |
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