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增加额外内容
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@@ -2,7 +2,7 @@
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* @Author: Xu Bai
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* @Date: 2019-07-23 22:43:14
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* @LastEditors: Xu Bai
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* @LastEditTime: 2019-07-26 22:36:04
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* @LastEditTime: 2019-07-26 22:43:54
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*/
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#include "string.h"
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#include "stdio.h"
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@@ -97,4 +97,35 @@ void InThreading(BiThrTree p)
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pre = p;
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InThreading(p->rchild);
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}
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}
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/*中序遍历二叉树,并将其中序线索化,Thrt指向头节点 */
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Status InOrderThreading(BiThrTree *Thrt, BiThrTree T)
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{
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*Thrt = (BiThrTree)malloc(sizeof(BiThrNode));
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if (!*Thrt)
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{
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exit(-1);
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}
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/*建头节点 */
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(*Thrt)->LTag = Link;
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(*Thrt)->RTag = Thread;
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/*右指针回指 */
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(*Thrt)->rchild = (*Thrt);
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if (!T)
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{
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/* 若二叉树空,左指针回指 */
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(*Thrt)->lchild = *Thrt;
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}
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else
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{
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(*Thrt)->lchild = T;
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pre = (*Thrt);
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InThreading(T);
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pre->rchild = *Thrt;
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/*最后一个结点线索化 */
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pre->RTag = Thread;
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(*Thrt)->rchild = pre;
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}
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return OK;
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}
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