Coding Interview Learning Path

Phase	Main Topic	Content & Tools	Goal
1	Fundamentals	Choose a Programming Language Big O Notation Arrays & Strings	Understand time/space complexity and solve basic array problems.
2	Core Data Structures	Hash Table Linked List Stack & Queue	Implement and use common linear data structures.
3	Trees & Graphs	Trees (Especially Binary Trees) Binary Search Tree (BST) Tries (Prefix Trees) Graphs	Solve traversal (BFS, DFS) and pathfinding problems.
4	Algorithmic Techniques	Two Pointers Sliding Window Recursion & Backtracking Binary Search	Recognize and apply common problem-solving patterns.
5	Advanced Algorithms	Heap / Priority Queue Dynamic Programming (DP) Greedy Algorithms	Tackle complex optimization and combination problems.
6	Special Topics	Bit Manipulation Math & Geometry Advanced Data Structures	Handle niche problems and demonstrate breadth of knowledge.
7	Practice Strategy	Practice by Pattern Maintain Consistency Mock Interviews Review & Optimize	Build confidence and readiness for real interviews.