Data Structures and Algorithms

1. Arrays
2. Basic Sorting Algorithms
3. Character Arrays/Strings
4. 2D Arrays
5. Pointers & Dynamic Memory
6. Vector Data Structure
7. Bitwise Manipulation
8. Recursion Basics
9. Divide & Conquer
10. Backtracking
11. Linked Lists
12. Stacks
13. Queues
14. Binary Tree
15. Binary Search Tree
16. Heaps / Priority Queue
17. Hashing
18. Trie
19. Graph
20. Dynamic Programming