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Minimum Inversion Number hdu 1394 The inversion number of a given number sequence a1, a2, ..., an is the number of pairs (ai, aj) that satisfy i < j a 阅读全文
posted @ 2018-05-20 16:55
MengX
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敌兵布阵 C国的死对头A国这段时间正在进行军事演习,所以C国间谍头子Derek和他手下Tidy又开始忙乎了。A国在海岸线沿直线布置了N个工兵营地,Derek和Tidy的任务就是要监视这些工兵营地的活动情况。由于采取了某种先进的监测手段,所以每个工兵营地的人数C国都掌握的一清二楚,每个工兵营地的人数都 阅读全文
posted @ 2018-05-20 15:43
MengX
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A. Row time limit per test:1 second time limit per test:1 second memory limit per test:256 megabytes memory limit per test:256 megabytes input:standar 阅读全文
posted @ 2018-05-20 14:30
MengX
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A Walk Through the Forest Jimmy experiences a lot of stress at work these days, especially since his accident made working difficult. To relax after a 阅读全文
posted @ 2018-05-20 11:18
MengX
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