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We all know that Bin-Laden is a notorious terrorist, and he has disappeared for a long time. But recently, it is reported that he hides in Hang Zhou o... 阅读全文
posted @ 2015-05-18 23:36
御心飞行
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Problem DescriptionA sequence consisting of one digit, the number 1 is initially written into a computer. At each successive time step, the computer s... 阅读全文
posted @ 2015-05-18 17:21
御心飞行
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