郝斌老师【数据结构入门】之二叉树程序演示
需要创建的二叉树如图：#include<stdio.h>#include<malloc.h>struct BTNode{ char data; struct BTNode * pLchild; struct BTNode * pRchild;};struct BTNode * CreateBTree(void);void PreTraverseBTree(struct BTNode *);void InTraverseBTree(struc
