Update 'a3/binary_search_tree.c'

a3/binary_search_tree.c

@@ -1,64 +1,66 @@
-#include <stdlib.h>
+#include <stdlib.h>
-#include <string.h>
+#include <string.h>
-#include <stdio.h>
+#include <stdio.h>
-#include <stdbool.h>
+#include <stdbool.h>
-
+
- 
+ 
-#include "binary_search_tree.h"
+#include "binary_search_tree.h"
-#include <stdlib.h>
+#include <stdlib.h>
-
+
-node_t *create_node(int data) ;
+node_t *create_node(int data) ;
-
+
-node_t *create_node(int data) {
+node_t *create_node(int data) {
-    node_t *new_node = (node_t *)malloc(sizeof(node_t));
+    node_t *new_node = (node_t *)malloc(sizeof(node_t));
- 
+ 
-    new_node->data = data;
+    new_node->data = data;
-    new_node->left = NULL;
+    new_node->left = NULL;
-    new_node->right = NULL;
+    new_node->right = NULL;
-    return new_node;
+    return new_node;
-}
+}
-
+
-
+
-node_t *build_tree(int *tree_data, size_t tree_data_len) {
+node_t *build_tree(int *tree_data, size_t tree_data_len) {
-
+
-
+
-    node_t *root = create_node(tree_data[0]);
+    node_t *root = create_node(tree_data[0]);
-
+
-    size_t i = 1;
+    size_t i = 1;
-while (i < tree_data_len) {
+while (i < tree_data_len) {
-    node_t *new_node = create_node(tree_data[i]);
+    node_t *new_node = create_node(tree_data[i]);
-    node_t *current = root;
+    node_t *current = root;
-
+
-    while (1) {
+    while (1) {
-        if (new_node->data <= current->data) {  //porovnanie novy uzol a aktualny
+        if (new_node->data <= current->data) {  //porovnanie novy uzol a aktualny
-            if (current->left == NULL) {  
+            if (current->left == NULL) {  
-                current->left = new_node;
+                current->left = new_node;
-                break;
+                break;
-            }
+            }
-            current = current->left;
+            current = current->left;
-        } else {
+        } else {
-            if (current->right == NULL) {
+            if (current->right == NULL) {
-                current->right = new_node;
+                current->right = new_node;
-                break;
+                break;
-            }
+            }
-            current = current->right;
+            current = current->right;
-        }
+        }
-    }
+    }
-
+
-    i++;
+    i++;
-}
+}
-    return root;
+    return root;
-}
+}
-
+
-
+
-// Function to free the memory allocated for the binary search tree
+// Function to free the memory allocated for the binary search tree
-void free_tree(node_t *tree) {
+void free_tree(node_t *tree) {
- 
+ 
-   free(tree); 
+   free(tree); 
-}
+}
-
+
-// Function to return sorted data from the binary search tree
+// Function to return sorted data from the binary search tree
-int *sorted_data(node_t *tree) {
+int *sorted_data(node_t *tree) {
-
+if(tree==NULL){
-    return NULL;
+    return NULL;
+}
+    return NULL;
 }