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Re :In Reply To:用spfa求两次最短路，如下： Posted by:Aidway at 2011-09-08 22:31:17 这样贪心的做法应该是不对的，其实这里面涉及了后效性，没有覆盖到所有可能的状态，顾得不到最优值~~ Followed by: Post your reply here: |
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