binary_trees/14-binary_tree_balance.c at master · Byakko12/binary_trees · GitHub

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#include "binary_trees.h"
/**
 * binary_tree_height - measures the height of a binary tree
 *
 * @tree: node type binary_tree_t
 * Return: height of a binary tree
 */
size_t binary_tree_height(const binary_tree_t *tree)
{
	size_t left_height = 0, right_height = 0;

	if (!tree)
		return (0);

	if (tree->right)
		right_height = 1 + binary_tree_height(tree->right);
	else
		right_height = 0;
	if (tree->left)
		left_height = 1 + binary_tree_height(tree->left);
	else
		left_height = 0;

	return ((left_height > right_height) ? left_height : right_height);
}
/**
 * binary_tree_balance - measures the height of a binary tree
 *
 * @tree: node type binary_tree_t
 * Return: balance factor of a binary tree
 */
int binary_tree_balance(const binary_tree_t *tree)
{
	int height_left = 0, height_right = 0;

	if (!tree)
		return (0);

	if (tree->left)
		height_left = binary_tree_height(tree->left);
	else
		height_left = -1;

	if (tree->right)
		height_right = binary_tree_height(tree->right);
	else
		height_right = -1;

	return (height_left - height_right);
}