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DescriptionFat brother and Maze are playing a kind of special (hentai) game on an N*M board (N rows, M columns). At the beginning, each grid of this b... 阅读全文
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DescriptionGerald got a very curious hexagon for his birthday. The boy found out that all the angles of the hexagon are equal to. Then he measured the... 阅读全文
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DescriptionDuring the early stages of the Manhattan Project, the dangers of the new radioctive materials were not widely known. Vast new factory citie... 阅读全文
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DescriptionIn the Fibonacci integer sequence,F0= 0,F1= 1, andFn=Fn− 1+Fn− 2forn≥ 2. For example, the first ten terms of the Fibonacci sequence are:0, ... 阅读全文
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DescriptionTomorrow is contest day, Are you all ready?We have been training for 45 days, and all guys must be tired.But , you are so lucky comparing w... 阅读全文
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DescriptionThe Sky is Sprite.The Birds is Fly in the Sky.The Wind is Wonderful.Blew Throw the TreesTrees are Shaking, Leaves are Falling.Lovers Walk p... 阅读全文
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N -概率Time Limit:4000MSMemory Limit:32768KB64bit IO Format:%lld & %lluSubmitStatusDescriptionAs Harry Potter series is over, Harry has no job. Since he... 阅读全文