Like arrays, which were introduced in Part 3 of this tutorial series, linked lists are a fundamental data structure category upon which more complex data structures can be based.

Given the head of a singly linked list and two integers left and right where left <= right, reverse the nodes of the list from position left to position right, and return the reversed list.

Basic doubly linked list implementation I did for cpython & some other associated files - it's not 100% implemented, and I also have some module functions that were just for testing (reversing a ...