Phase 1 · Track roadmap

Data Structures & Algorithms

Core structures, reusable problem patterns, and popular interview tasks.

3 learning modesPlanned content status

Learning path

A complete route through the subject

Start with the mental model, rehearse interview explanations, then apply the ideas.

Complexity, arrays, lists, trees, graphs, sorting, and searching.

Two pointers, sliding windows, traversal, heaps, and dynamic programming.

Solve common tasks with hints, tests, and follow-ups.