In this DSA Tutorial, I’ve explained all 4 AVL Tree Rotations — LL, RR, LR, and RL — with clear step-by-step diagrams so you finally understand how balancing actually works in AVL Trees.
This is the most beginner-friendly visual explanation of AVL rotations you’ll find!
In this video, you will learn:
Why rotations are needed in AVL Tree
How imbalance is detected using Balance Factor
LL Rotation (Left-Left) — single right rotation
RR Rotation (Right-Right) — single left rotation
LR Rotation (Left-Right) — left rotation + right rotation
RL Rotation (Right-Left) — right rotation + left rotation
How each rotation rebalances the tree
Before & After diagrams of each case
Simple rules to identify which rotation is required
Whether you're a beginner learning Trees or preparing for coding interviews — this video will make AVL rotations crystal clear for you.
This is Part 2 of the AVL Tree series.
Part 1 = How AVL Tree works & why BST fails
Part 2 = Rotations explained with diagrams (this video)
Next video = Complete AVL Tree Insertion Implementation in Java
Perfect for:
* Students preparing for placements
* Java + DSA learners
* Anyone confused about rotations in AVL Tree
* Interview revision
Subscribe to The Techzeen to watch the upcoming practical AVL implementation using Java!
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