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说白了，就是从起点到终点，按照给定的颜色走就是了，不过相同颜色的tour要注意选最短的，如此dp即可，另外进入tour一定要从端点开始，而且不分方向，所以dp起来很简单。In Reply To:哪位big牛能说这题是什么意思？ Posted by:cjycjw at 2007-03-27 18:47:49 Followed by: Post your reply here: |
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