Data Structures & Algorithms Visualizer

Master DSA concepts through interactive visualizations. Watch algorithms execute step-by-step, experiment with your own data, and build deep understanding.

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Practice Problems

Solve real problems with complete explanations, solutions, and interactive visualizations

Two Sum

Easy

Find two numbers in an array that add up to a target value.

Valid Palindrome

Easy

Determine if a string is a palindrome using two pointers.

Browse Topics

Explore DSA concepts organized by category

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Arrays

Visualize array operations, sorting, and searching algorithms

SortingSearchingTwo Pointers+1

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Linked Lists

Understand pointer manipulation and list operations

InsertionDeletionReversal+1

Stacks & Queues

Learn LIFO and FIFO data structures

Push/PopEnqueue/DequeueApplications

⊤

Trees

Explore binary trees, BST, and tree traversals

TraversalsBST OperationsAVL Trees+1

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Graphs

Understand graph representations and algorithms

BFSDFSDijkstra+1

Dynamic Programming

Coming Soon

Master optimization and memoization techniques

FibonacciKnapsackLCS+1

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Recursion

Coming Soon

Visualize recursive calls and backtracking

Base CasesBacktrackingTree Recursion

Hashing

Coming Soon

Learn hash tables and collision resolution

Hash FunctionsCollision HandlingApplications

Strings

Master string manipulation and pattern matching

PalindromesSubstringsPattern Matching+1