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£¨2£©void PreOrderTraverse(BiTreeLink T) Æä¹¦ÄÜÊÇÏÈÐò±éÀú¶þ²æÊ÷£» £¨3£©int CengciTree(BiTreeLink T,char c) Æä¹¦ÄÜÊÇÇó²ã´ÎÊý £¨1£©int n=0,front=0,rear=0,flag;³õʼ»¯¶ÓÁУ» £¨2£©(front+1)%MAXSIZE!=rearÅж϶ÓÁв»Âú¡£

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£¨3£©PBTNode SearchTree(BiTree T,char *ch) £¨4£©void ModifyTree(BiTree T) £¨5£©void DeleteTree(BiTree T)

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1¡¢¶þ²æÊ÷µÄ³éÏóÊý¾ÝÀàÐͽṹ¶¨Ò壺 typedef struct Node { TElemType data;

struct Node *lchild,*rchild; } BiTNode, *BiTreeLink;

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2¡¢Í¬Ñ§Â¼½ÚµãÐÅÏ¢£º typedef struct Info{

char name[20]; //ÐÕÃû char date[11]; //ÉúÈÕ char phone[12]; //µç»° char StudentNum[11];//ѧºÅ }DataType;

3¡¢Í¬Ñ§Â¼Êý¾Ý´æ´¢½á¹¹£º typedef struct Node { DataType data;

struct Node *left,*right; }BTNode, *PBTNode,*BiTree;

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1¡¢ÔÚ˳Ðò¶þ²æÊ÷ÏÂÇó½ÚµãËùÔÚ²ã´ÎÊý #define maxlen 100 #include\typedef struct node { char data;

} Bitree[maxlen]; int N; Bitree T; /*½¨Á¢¶þ²æÊ÷*/ void Creattree() { int i; char c;

printf(\ÇëÊäÈë½áµãÊýÄ¿(°üÀ¨¿Õ½áµã)£º\ scanf(\

printf(\ÇëÊäÈë½áµã(¿Õ½áµãΪ0):\ for(i=1;i<=N;i++) {

scanf(\ T[i].data=c; } }

/*Çó¶þ²æÊ÷½ÚµãËùÔÚ²ã´Î*/ void Cengcitree() {

int i,m=0,count=1; char c; printf(\ÇëÊäÈëijһ½áµã£º\ scanf(\ i=1;

while(i<=N) {

if(T[i].data==c){m=i; break;}

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i++; }

if (m==0)

printf(\½Úµã²»´æÔÚ\ while(m!=1) {

m=m/2; count++; }

printf(\½ÚµãËùÔÚ²ã´Î:%d\\n\}

/*Ö÷º¯Êý*/ void main() {

Creattree(); Cengcitree();}

2¡¢ÔÚÁ´Ê½¶þ²æÊ÷ÏÂÇó½ÚµãËùÔÚ²ã´ÎÊý #include \#include #include #define MAXSIZE 20 #define NULL 0

typedef char TElemType;

/* ¶þ²æÁ´Ê÷µÄÀàÐͶ¨Òå*/ typedef struct BiTNode { TElemType data;

struct BiTNode *lchild,*rchild; } BiTNode, *BiTreeLink;

/*ÏÈÐò½¨Á¢¶þ²æÊ÷*/

int CreateBiTree(BiTreeLink *T) { char ch;

scanf(\ if (ch==' ') *T=NULL; else

{ *T=(BiTreeLink)malloc(sizeof(BiTNode));

if (!(*T)) return 0; /* δ·ÖÅäµ½¿Õ¼ä´íÎó·µ»Ø*/ (*T)->data=ch;

CreateBiTree(&(*T)->lchild); CreateBiTree(&(*T)->rchild); } return 1; }

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