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To stay woke and attentive during classes, Karen needs some coffee! Karen, a coffee aficionado, wants to know the optimal temperature for brewing the 阅读全文
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Problem Description 十年前读大学的时候，中国每年都要从国外引进一些电影大片，其中有一部电影就叫《勇敢者的游戏》（英文名称：Zathura），一直到现在，我依然对于电影中的部分电脑特技印象深刻。今天，大家选择上机考试，就是一种勇敢（brave）的选择；这个短学期，我们讲的是博弈（g 阅读全文
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time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Sengoku still remembers the mysterious "c 阅读全文
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time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output On his trip to Luxor and Aswan, Sagheer 阅读全文
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Ilya is a frontman of the most famous rock band on Earth. Band decided to make the most awesome music video ever for their new single. In that music v 阅读全文
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B. Vladik and Complicated Book time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output Vladik ha 阅读全文
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B. Igor and his way to work time limit per test 3 seconds memory limit per test 256 megabytes input standard input output standard output B. Igor and 阅读全文
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In the popular spreadsheets systems (for example, in Excel) the following numeration of columns is used. The first column has number A, the second — n 阅读全文
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A group of researchers are designing an experiment to test the IQ of a monkey. They will hang a banana at the roof of a building, and at the mean time 阅读全文
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There is a square matrix n × n, consisting of non-negative integer numbers. You should find such a way on it that starts in the upper left cell of the 阅读全文