Special types of trees, called binary trees, restrict the number of children to no more than two.

有种特别的树，叫做二叉树，最多只能有两个子结点。

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In this paper Some new methods using for increasing the system efficiency has been introduced, a special one is the technique called "strictly inverted sorting" about binary sorting trees.

本文介绍提高系统效率的一些新技术，特别是二叉分类树的严格倒排技术。并给出了实现算法。

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