Learn DSA Visually,
Not Just Textually
Interactive animations, step-by-step dry runs, and a built-in code editor. Replace pen & paper with VisuCode — see every pointer move, every variable change, every pattern click into place.
Everything You Need to Master DSA
From zero to interview-ready, with visual learning at every step
Visual Lessons
Animated step-by-step lessons that teach concepts visually. No walls of text — 90% animation, 10% captions.
Start Learning →Practice Problems
Curated problems from Grind 75 with real-world use cases, company tags, and external platform links.
Browse Problems →Dry Run Helper
Replace pen & paper. See every variable, every pointer, every step — animated with full state tracking.
Try a Dry Run →Pattern Library
Master the patterns that matter — Two Pointers, Sliding Window, Binary Search — with pseudocode and real-world examples.
Explore Patterns →Code & Run
Built-in Monaco editor with in-browser execution. Write, test, and debug — right here, no setup needed.
Open Playground →Interview Mode
Timed sessions, no hints, clean problem view. For interviewers and mock interviews alike.
Coming SoonStart With These Patterns
The 3 most common array patterns in coding interviews
Ready to See Algorithms Come Alive?
Start with the basics. No account needed. Just pick a lesson and watch the magic unfold.
🚀 Start Your Journey