9:54   Lec-58: Introduction to AVL Tree in Data Structure with Examples | All Imp Points of AVL 4:30   Optimal Binary Search Tree (Part-1) 9:12   Dynamic Programming: Optimal Binary Search Trees Part 5 3:58   Optimal Binary Search Trees: Splay Trees (1/6) | Advanced Algorithms - Lecture 10 11:02   Lec-53: Binary Search Tree in Data Structure | Insertion and Traversal in BST 7:35   Optimal Binary Search Trees: Splay Trees (3/6) | Advanced Algorithms - Lecture 10 6:43   Optimal Binary Search Tree -dynamic programming|OBST|DAA|Algorithms | part #2