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原文地址：http://www.cnblogs.com/liuxianan/archive/2013/04/13/3018732.html 去年就知道有这个功能，不过没去深究总结过，最近有写网络博客的欲望了，于是又重新拾起这玩意儿。 具体到底是用Windows Live Writer 2012还是用 阅读全文
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An array of size n ≤ 10 6 is given to you. There is a sliding window of size k which is moving from the very left of the array to the very right. You can only see the k numbers in the window. Each tim... 阅读全文
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Description Astronomers often examine star maps where stars are represented by points on a plane and each star has Cartesian coordinates. Let the level of a star be an amount of the stars that are n... 阅读全文