该算法将路径栈算法的思想应用到它的主算法中实现了小枝模式查询。

The algorithm utilized the idea of PathStack algorithm in its main algorithm to achieve twig pattern query.

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文章给出了1至N全排列问题的三种求解算法，分析了该问题在栈及二叉树计数中的应用。

This article gives three algorithms for all permutations of 1 to N, analyzing the application of this problem in stack and enumeration of binary tree.

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然后提出栈-散列表符号管理模型，并给出相应的数据结构和实现算法；

Then we bring forward the stack-hash model of label management, and submit data structures and implement algorithms corresponding to this model.

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