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A Fenwick tree or binary indexed tree is a data structure that can efficiently update elements and calculate prefix sums in a table of numbers. It's a 阅读全文
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1.Problem Quick Union is a useful method to solve the dynamic connectivity problem, which can also be solved by depth first search or breadth first se 阅读全文
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1. Problem These two algorithm are all used to find a minimum spanning tree for a weighted undirected graph. 2.Kruskal's algorithm 2.1 Pseudocode 2.2 阅读全文
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面向对象阶段总结 | 肆 阅读全文
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一.规格化设计的发展历史 在微软的官网上,我找到了一篇描述规格的文章Specification and Verification of Object Oriented Software,其中说到: A system for specifying, writing, and verifying pro 阅读全文
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爬取了所有的同学的第二次博客作业,依据文本分析切分出了词汇,进行了词频统计,并对统计结果进行了可视化处理。 阅读全文
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面向对象第二次总结 阅读全文
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面向对象第一次总结 阅读全文
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博客主页个性化DIY 以及 练练markdown 阅读全文