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http://blog.sina.com.cn/s/blog_4ac35a650100r24v.html 图形的控制与表现 (Figure control and representation) MATLAB提供的用于图形控制的函数和命令： axis: 人工选择坐标轴尺寸. clf： 阅读全文
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转自：http://blog.csdn.net/bendanban/article/details/28661763用VS使用OpenCV的时候，又不想全局配置，每次都要配置简直烦死了。鉴于此，给大家介绍一种简便一点的方法。配置环境的前提是：成功安装了OpenCV合适的版本。我这里用的是OpenCV... 阅读全文
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Given a binary tree, return the level order traversal of its nodes' values. (ie, from left to right, level by level). For example:Given binary tree {3 阅读全文
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Given a binary tree, determine if it is height-balanced. For this problem, a height-balanced binary tree is defined as a binary tree in which the dept 阅读全文
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Given n, how many structurally unique BST's (binary search trees) that store values 1...n? For example,Given n = 3, there are a total of 5 unique BST' 阅读全文