摘要:
A common pastime for poker players at a poker table is to shuffle stacks of chips. Shuffling chips is performed by starting with two stacks of poker c 阅读全文
posted @ 2017-08-08 14:10
euzmin
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摘要:
There is a strange lift.The lift can stop can at every floor as you want, and there is a number Ki(0 <= Ki <= N) on every floor.The lift have just two 阅读全文
posted @ 2017-08-08 13:45
euzmin
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