Module shortcuts

Wraps a value in TreeNode all in one function, of any scale.

Functions

new_cell

Create a RefCell<TreeNode> with given value.

new_node

Create a complete node(Option<Rc<RefCell<TreeNode>>>) with given value.

new_rc

Create a Rc<RefCell<TreeNode>> with given value.

to_ptr

Convert the rust style mutable pointer(specified in leetcode) into C/C++ style immutable pointer.

to_ptr_mut

Convert the rust style mutable pointer(specified in leetcode) into C/C++ style mutable pointer.

val

Access the value pointed by the given pointer.