Design LFU (Least Frequently Used) Cache

In this article, we will be designing a LFU (Least Frequently Used) Cache using different Data Structures such as Singly Linked List, Doubly Linked List, Min Heap and much more.

ContentsIntroduction to LFU (Least Frequently Used) CachePropertiesSolving the ProblemImplementation of the functions get(keyelement) and set(keyelement,value).Using MapUsing Singly Linked ListUsing Doubly Linked List to Make the Access time O(1).Using Min HeapPractical Example of LFU Cache

Pre-requisites:

Im...