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Re:用凸包做WA的注意n=1的情况，就输出2*π*r。（看了discuss才发现这题是不用写凸包的。。。）In Reply To:用凸包做WA的注意n=1的情况，就输出2*π*r。（看了discuss才发现这题是不用写凸包的。。。） Posted by:new_begin at 2009-10-08 14:51:28 擦，我的英语好弱。。 Followed by: Post your reply here: |
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