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Re:注意In Reply To:注意 Posted by:silentsky at 2009-08-01 15:22:31 > 1：差分约束的时候只能处理>=所以这个题目要处理下； > 2：图是不连通的，用SPFA的时候队列里初始的点是谁要注意。。。。。 Orz Followed by: Post your reply here: |
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