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1、判断是否在园内 2、判断是否在直线的某一边（向量的叉乘）In Reply To:这道题直接枚举直线(从圆心到其他N点确定的直线),然后统计在直线的上方或在直线下方的圆可以覆盖到的点,取最优即可! Posted by:humanjustic at 2007-03-10 15:33:20 Followed by: Post your reply here: |
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