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有个想法只要任意两个向量夹角绝对值不大于120度,就不可分;只要出现一个夹角绝对值大于120度就可分。 注意的是小数大小判断用a>b+eps。 还有就是单独处理有点在圆心的问题。 Followed by: Post your reply here: |
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