Data Structures & Algorithms

Foundational CS concepts needed for problem solving and technical interviews.

19 Topics4 Milestones

MilestoneTopic

Big-O & Complexity

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Arrays & Strings

Linked Lists

Stacks & Queues

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Trees & Graphs

Sorting Algorithms

Searching Algorithms

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Dynamic Programming

Recursion

Bit Manipulation

optional

Hashing & Hash Maps

Two Pointers

Sliding Window

Binary Trees & BSTs

Graph Traversal (BFS/DFS)

Heaps & Priority Queues

Greedy Algorithms

Backtracking

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Milestone

Common Interview Patterns

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