List of the 15 Most Essential Data Structures.

1. Arrays
2. Linked Lists
3. Stacks
4. Queues
5. Maps & Hash Tables
6. Graphs
7. Trees
8. Binary Trees & Binary Search Trees
9. Self-balancing Trees (AVL Trees, Red-Black Trees, Splay Trees)
10. Heaps
11. Tries
12. Segment Trees
13. Fenwick Trees
14. Disjoint Set Union
15. Minimum Spanning Trees

🔗 Connect with me on LinkedIn:

I regularly share insights on JavaScript, Node.js, React, Next.js, software engineering, data structures, algorithms, and more. Let’s connect, learn, and grow together!

Follow me: Nozibul Islam