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Master DSA Patterns, Visually

An interactive mind map of 17 topics, 67 patterns, and 191 techniques — each with an animated step-by-step visualization, Java code, and interview tips.

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DSA Patterns

Browse by Topic

Prefer a list? Every topic below links to a full index of its patterns and techniques, each with Java code, complexity analysis, and interview tips.

Array String Hash Map Stack Queue / Deque Linked List Trees Recursion Heap Graphs Dynamic Programming Greedy Matrix Bit Manipulation Trie Sorting Range Structures

Also see:All Techniques·DSA Cheatsheet·Java Cheatsheet·System Design