hdu 3629 Convex
摘要:题意:给你N个点,让你选四个点组成凸多边形,求总的方法数详细解释:http://blog.sina.com.cn/s/blog_64675f540100ksug.html 1 #include 2 #include 3 #include 4 #include 5 #include 6 #...
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posted @ 2015-08-11 16:35
posted @ 2015-08-11 16:35