Implement LRU Cache | Leetcode

Introduction to Linked List

Insertion in Doubly Linked List follows these steps: 👉 Create a new node with the data to be inserted. 👉 Determine the position where the new node should be inserted (at the beginning, middle, or end of the list). 👉 If the new node is to be inserted in the middle of the list, traverse the list to find the node that the new node should be inserted after. Set the new node's