Interactive visualizations, step-by-step tutorials, and hands-on practice problems to build your programming foundation from scratch
Build a strong foundation with essential data structures and their operations
Master array manipulation, string algorithms, and two-pointer techniques with visual examples.
Understand pointer-based structures and dynamic memory management.
LIFO and FIFO structures with real-world applications.
Hierarchical data structures and tree algorithms.
Network structures and graph traversal algorithms.
Fast lookups with hash functions and collision handling.
Essential algorithms every developer should master
Compare and implement various sorting techniques.
Efficient searching techniques and patterns.
Optimize solutions using memoization and tabulation.
Local optimal choices for global optimization.
Break problems into smaller subproblems.
Master recursive thinking and backtracking.
Specialized data structures and algorithms for complex problems
Efficient string storage and retrieval structures.
Disjoint set data structure for connectivity problems.
Self-balancing trees and B-trees for databases.
A structured path to mastering data structures and algorithms
Start with basic data structures: Arrays, Strings, and Linked Lists. Master fundamental operations, understand time/space complexity, and practice simple manipulations.
2-3 WeeksLearn Stacks, Queues, Trees, and Hash Tables. Implement from scratch, understand their applications, and solve medium-level problems.
3-4 WeeksMaster sorting, searching, and basic graph algorithms. Understand divide-and-conquer, greedy approaches, and recursive problem-solving.
3-4 WeeksDive into Dynamic Programming, Advanced Graph algorithms, and specialized data structures. Solve complex optimization problems.
4-6 WeeksApply your knowledge to solve real interview problems, participate in coding competitions, and build practical projects.
Ongoing PracticeInteractive features designed for effective learning
Interactive visualizations make complex concepts easy to understand
Learn at your own pace with detailed explanations
Understand Big O notation with real examples
Reinforce learning with curated exercises
Join thousands of developers mastering algorithms and data structures