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Fractions Again?! UVA - 10976 It is easy to see that for every fraction in the form 1 k (k > 0), we can always find two positive integers x and y, x ≥ 阅读全文
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Maximum Product UVA - 11059 Given a sequence of integers S = {S1,S2,...,Sn}, you should determine what is the value of the maximum positive product in 阅读全文
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Division 阅读全文
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Alice and Bob HDU - 4268 Alice and Bob's game never ends. Today, they introduce a new game. In this game, both of them have N different rectangular ca 阅读全文
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人见人爱A-B HDU - 2034 参加过上个月月赛的同学一定还记得其中的一个最简单的题目,就是{A}+{B},那个题目求的是两个集合的并集,今天我们这个A-B求的是两个集合的差,就是做集合的减法运算。(当然,大家都知道集合的定义,就是同一个集合中不会有两个相同的元素,这里还是提醒大家一下) 呵呵 阅读全文
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Windows Message Queue Message queue is the basic fundamental of windows system. For each process, the system maintains a message queue. If something h 阅读全文