void creattree(TREE *T){
int d;
scanf("%d",&d);
if(d==0) (*T)=NULL;
else{
if(!((*T)=(TREE)malloc(sizeof(Tree)))) exit(0);
(*T)->data=d;
creattree(&((*T)->left));
creattree(&((*T)->right));
}
}
int binatTreeMain(){
TREE T;
int choice;
char c='y';
printf("请输入带空二叉树先序遍历序列（0表示空节点）,例如3个元素的二叉树输入为\n");
printf(" 1 2 0 0 3 0 0 (1为根结点)：");
creattree(&T);
while(c=='Y'||c=='y'){
choice=menu();
switch(choice){
case 11:printf("递归法前序遍历：");pretraverse1(T);break;
case 12:printf("非递归法前序遍历：");pretraverse2(T);break;
case 21:printf("递归法中序遍历：");intraverse1(T);break;
case 22:printf("非递归法中序遍历：");intraverse2(T);break;
case 3:printf("递归法后序遍历：");posttraverse1(T);break;
case 41:outdegree1(T);
printf("出度为0的节点数目：%d\n",n0);
printf("出度为1的节点数目：%d\n",n1);
printf("出度为2的节点数目：%d\n",n2);break;
case 42:outdegree2(T);break;
case 5:floortraverse(T);break;
case 6:printf("\n此二叉树高度为：%d",hight(T));break;
case 7:exchange(&T);intraverse1(T);break;
}
printf("\n是否继续？(Y/N):");
fflush(stdin);
scanf("%c",&c);
system("cls");
}
}
void main()
{int n;float**m;
bbb*a0;
clrscr();
input(m,&n);
creattree(a0,m,n);
readtree(a0,m,n);
output(m,n);
getch();
}