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艹，为啥加个dfs判欧拉图过不了，直接定理判断就过，是不是数据出搓了In Reply To:A 了 Posted by:shock at 2009-08-15 11:46:03 > A 了，不知道为什么，直接用欧拉回路做不行，然后用度数来判断就AC了 Followed by:
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