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其实没这个必要，要是出个计算几何的题，比这个BT多了

Posted by sunmoonstar_love at 2005-07-06 14:53:06 on Problem 2463
In Reply To:那没办法了。。。。我虽然知道公式但总是WA Posted by:sunmoonstar_love at 2005-07-06 14:48:39

Followed by:

re!!!!!!!!!!!!!!!! (0) c0500448264 2005-07-06 15:00:03
- Re:re!!!!!!!!!!!!!!!! ，re是什么意思？一直不明白 (0) sunmoonstar_love 2005-07-06 15:00:39
  - Reply (0) semiconductor 2005-07-06 16:00:10

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