👉 A backpointer is a type of pointer used in computer programming to indicate the position of a variable or expression within a larger program. It is typically represented by an arrow over the variable name, and it indicates that the value at that location has been accessed but not yet returned (i.e., it's still being evaluated). For example, if you were working with a function that takes in two parameters, you might use a backpointer to indicate where the first parameter is: ```python def my