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Tinh Chieu Cao CNPTK

Written By 1 on Thứ Hai, 14 tháng 5, 2012 | 01:13



#include "stdafx.h"
#include <stdio.h>
#include <stdio.h>
#include <stdlib.h>
#include <conio.h>

typedef int element_type;
typedef struct node
{
  element_type element;
  struct node *left, *right;
} NODE;

NODE *root;

void khoi_tao_cay(NODE ** root)
{
  *root = NULL;
}

void insert(NODE *tmp, NODE **root)
{

  if (tmp->element < (*root)->element)
    if ((*root)->left)
      insert(tmp, &(*root)->left);
    else
       (*root)->left = tmp;
  else
    if ((*root)->right)
      insert(tmp, &(*root)->right);
    else
       (*root)->right = tmp;
}

void insert_node(element_type e, NODE **root)
{
   NODE *tmp;

   tmp = (NODE *)malloc(sizeof(NODE));
   tmp->element = e;
   tmp->left = NULL;
   tmp->right = NULL;
   if (*root == NULL)
     *root = tmp;
   else
     insert(tmp, root);
}

void nhap_cay(NODE **root)
{
  element_type e;
  printf("\n NHAP CAY NHI PHAN ! \n");
  printf("\n Nhap -1 de ket thuc !\n ");
  int i=1;
  do {

    printf("\n Nhap phan tu thu %d :",i);
    scanf("%d", &e);
    if (e != -1)
      insert_node(e, root);
 i++;
  } while (e != -1);
}

int tinh_chieu_cao(NODE *root)
{
if(!root)
return 0;
int a=tinh_chieu_cao(root->left);
int b=tinh_chieu_cao(root->right);
if(a>b)
return (a+1);
else
return (b+1);
}

void main()
{
   khoi_tao_cay(&root);
   nhap_cay(&root);
 
   int h;
   h=tinh_chieu_cao(root);
   printf("\n Chieu cao cay :%d", h);


   getch();
}

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