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恩,有漏洞~~

Posted by Hzj_jie at 2009-08-05 00:34:16 on Problem 3737
我一直在考虑这个面积,我认为的是整个锥形的面积,结果发现题意不是如此。而是两个圆的面积。
所以我得到的公式是,v'=s/3-pi*r*r=0,r=sqr(s/3/pi)
测试数据出来的结果就应该是v=12.89,r=1.785
算了算了~~

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