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@(HDU)[Stirling數, 排列組合] Problem Description There are N buildings standing in a straight line in the City, numbered from 1 to N. The heights of all th 阅读全文
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@(HDU)[Stirling數] Problem Description A murder happened in the hotel. As the best detective in the town, you should examine all the N rooms of the hot 阅读全文
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@(XSY)[分塊, 倍增] Description There's a new trend among Bytelandian schools. The "Byteland Touristic Bureau" has developed a new project for the high sch 阅读全文
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@(XSY)[分塊] Hint: 題目原文是英文的, 寫得很難看, 因此翻譯為中文. Input Format First Line is the size of the array i.e. $N$ Next Line contains N space separated numbers $A_i 阅读全文