10-binary_tree_depth.c

#include "binary_trees.h"

/**
 * binary_tree_depth - deep
 * @tree: node
 * Return: unsigned int
*/
size_t binary_tree_depth(const binary_tree_t *tree)
{
if (tree == NULL || tree->parent == NULL)
return (0);
return (1 + (binary_tree_depth(tree->parent)));
}