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我是这样想的：直接暴力+剪枝，如果一个点被访问，那么第2次访问一定没有第一次优，可以剪枝，不知道有什么问题？In Reply To:有空格没空行 Posted by:ecjtunh at 2006-10-19 20:13:53 Followed by: Post your reply here: |
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