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Re:这题为什么是求出凸包,然后判断凸包上每条边存在3个以上点,就可以了。看不懂题目,求大牛解答????????

Posted by 244256770 at 2012-08-04 13:04:43 on Problem 1228
In Reply To:这题为什么是求出凸包,然后判断凸包上每条边存在3个以上点,就可以了。看不懂题目,求大牛解答???????? Posted by:zhouzhaohello at 2011-07-19 11:33:45
> 这题为什么是求出凸包,然后判断凸包上每条边存在3个以上点,就可以了。看不懂题目,求大牛解答????????

请看:
http://hi.baidu.com/lur_hnu09/blog/item/f37fc826a9d373fb8a1399bf.html

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