Binary tree operation: create a binary tree, before traversing binary, inorder, postorder binary tree traversal.
说明：二叉树操作：建立二叉树，前序遍历二叉树、中序、后序遍历二叉树。
The concepts such as mathematical expression, stack operation and binary tree traversal must be presented in data structure.
数学表达式、栈的操作、二又树的遍历，这几个概念在数据结构的教材中是不可缺少的。
Recursive and non recursive implementation of binary tree traversal, the use of queues to achieve the level of binary tree traversal.
利用递归和非递归实现二叉树的中序遍历，利用队列实现二叉树的层次遍历。
By careful researches of the traversal of binary tree, a new method of traversing binary tree is brought forward, which is able to solve the problem of traversal of binary tree.
对二叉树的遍历过程进行深入地研究，提出一种生成二叉树遍历序列的新方法，解决了二叉树遍历序列的生成问题。
The pre order, in order and post order traversal of every binary tree are unique, but those of different binary trees may be identical.
但是不同的二叉树的先序遍历序列或中序遍历序列或后序遍历序列有可能是相同的。
Given preorder and inorder traversal of a tree, construct the binary tree.
给定一个二叉树的前序和中序遍历，重建这棵二叉树。
Given a sequence of binary trees, you are to write a program that prints a level-order traversal of each tree.
给定一个二叉树序列，你要写一个程序将每棵树按层序访问并打印出来。
Binary Search tree pre -, in -, post-order traversal for given tree.
二进制搜索树前，在-，邮政汇票遍历树。
In the data structure, the binary tree can be uniquely confirmed when the nodes sequences of this binary tree for preorder traversal and inorder traversal are knows.
在数据结构中，已知一棵二叉树的先序序列和中序序列，可唯一确定此二叉树。
Given preorder and inorder traversal of a tree, construct the binary tree.
给定先序和中序遍历，构造二叉树。
One way to serialize a binary tree is to use pre-oder traversal.
先序遍历是序列化二叉树的方式之一。
One way to serialize a binary tree is to use pre-oder traversal.
先序遍历是序列化二叉树的方式之一。
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