3:08:11

Linked List Interview Questions - Google, Facebook, Amazon, Microsoft

1:30:47

Stacks and Queues Complete Tutorial - Theory + Implementation + Types (Dynamic, Circular)

1:39:46

Introduction to HashMap & HashTable in Java

1:11:07

Introduction to Heap Data Structure + Priority Queue + Heapsort Tutorial

2:21:18

Lecture 44: Linked List & its types - Singly, Doubly, Circular etc.