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Re:发现陷阱......In Reply To:发现陷阱...... Posted by:masque at 2009-08-12 21:52:30 > 其实这种题考的就是细心 > 看来还是得不断学习...比如现在看到这样的题就会考虑到恶心情况了。。。 > 类似的恶心情况还有像USACO图论题里的重边... Followed by:
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