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Re:最后回到1的时候很明显最好才是19.68嘛

Posted by 096040528 at 2011-03-16 19:29:51 on Problem 1860
In Reply To:最后回到1的时候很明显最好才是19.68嘛 Posted by:ziqilau at 2008-09-05 14:41:16
其实可以多次经过某个点。题目在耍你呢。

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