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implemented clearTree and treeSize functions

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pvtrx 2025-12-10 16:47:33 +01:00
parent 4741345749
commit 49ba00aad6
1 changed files with 10 additions and 2 deletions
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12
bintree.c
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@ -26,11 +26,19 @@ void *nextTreeData(TreeNode *root)
// Releases all memory resources (including data copies). // Releases all memory resources (including data copies).
void clearTree(TreeNode *root) void clearTree(TreeNode *root)
{ {
if (root == NULL) {
clearTree(root->left);
clearTree(root->right);
free(root->data);
free(root);
}
} }
// Returns the number of entries in the tree given by root. // Returns the number of entries in the tree given by root.
unsigned int treeSize(const TreeNode *root) unsigned int treeSize(const TreeNode *root)
{ {
if (root == NULL) {
return 0;
}
return 1 + treeSize(root->left) + treeSize(root->right);
} }