创建平衡二叉树，层次遍历平衡二叉树，计算平衡二叉树的树高。-Create a balanced binary tree, the level traversal balanced binary computing balanced binary tree.

判断给定的二叉树是否为完全二叉树。该程序用于创建一棵二叉树，并且判断该二叉树是否是完全二叉树-To determine whether a given binary tree is complete binary tree. The program used to create a binary tree, and determine whether the tree is fully binary tree