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Re:这题什么意思?In Reply To:这题什么意思? Posted by:mdj at 2008-08-20 16:46:47 > 看了半天没看懂。 > City X is put on the sign if the sign is on a road such that the shortest path from the intersection immediately preceding the sign to X uses the road. > > 这句话什么意思??? Followed by: Post your reply here: |
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