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永远做不到。问题改成1010011怎样才能得到1010100更容易得出结论。

ttc (O-O)
(#11452164@0)
2018-3-30 -05:00
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Back To Topic: 7 个硬币,从 HTHTTHH 到 HTHTHTT,每一步只能翻两个相邻的俩硬币,几步能达到?谢谢。

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