Exercise: Using RefCell<T>
The exercise consists of using basic properties of `RefCell<T>`.
Exercise
Implement a function replace_refcell_by_two(num: &Box<RefCell<i32>>) ...
Access this course and 1400+ top-rated courses and projects.
The exercise consists of using basic properties of `RefCell<T>`.
Implement a function replace_refcell_by_two(num: &Box<RefCell<i32>>) ...