Go over solving a Data Structures and Algorithms (DSA) problem for practice. In this session we might go over the following problems: https://www.hackerrank.com/challenges/compare-two-linked-lists https://www.hackerrank.com/challenges/insert-a-node-into-a-sorted-doubly-linked-list https://www.hackerrank.com/challenges/reverse-a-doubly-linked-list