7-binary_tree_inorder.c

#include "binary_trees.h"

void binary_tree_inorder(const binary_tree_t *tree, void (*func)(int))
{
	if (tree == NULL || func == NULL)
		return;
	binary_tree_inorder(tree->left, func);
	func(tree->n);
	binary_tree_inorder(tree->right, func);

}