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Re:谁解释下样例……In Reply To:谁解释下样例…… Posted by:JiangLY at 2006-07-15 09:24:16 就是说线也是有编号的，sample input给出的是每个槽的上头和下头分别连的线的编号。 答案是最少相邻移动次数。 比如分别交换：23上，23下，14上，14下就满足要求了。 Followed by:
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