1/7
Big-O & Recursion
Master complexity analysis and recursion fundamentals
Essential concept
2/7
Arrays & Strings
Foundation of algorithmic problem solving
Essential concept
3/7
Linked Lists
Pointer-based sequences with flexible insertion
Essential concept
4/7
Stacks, Queues, Heaps
Order-focused structures: LIFO, FIFO, and priority
Essential concept
5/7
Trees
Hierarchical data structures and traversal techniques
Essential concept
6/7
Graphs
Networks, connectivity, and pathfinding algorithms
Essential concept
7/7
Dynamic Programming
Master the art of smart recursion with memory
Essential concept