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🚀 The smarter way to ace your next coding interview
Master algorithms and data structures with real interview problems, instant feedback, AI-powered guidance, and a structured study plan.
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Everything you need to succeed
From beginner-friendly problems to advanced algorithms, we've got you covered.
Real Interview Problems
Practice with actual problems from Google, Meta, Amazon, and other top tech companies.
Instant Feedback
Get immediate AI-powered feedback on your solutions with detailed explanations and optimizations.
Full-Featured Online Code Editor
Run and test your code instantly in the browser — no setup required.
Need hints?
Get curated hints to guide you through solving problems without giving away the answer.
Study plan
Follow a structured study plan to master algorithms and data structures.
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Editorial solutions
Find solutions for each problem with step-by-step explanations and code examples.
💻 Full-Featured Online Code Editor
Run and test your code instantly in the browser — no setup required.
Our editor supports the most popular interview languages.
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🎯 Practice Problems That Matter
We have a curated set of most frequently asked interview problems from a range of topics in algorithms and data structures.
Array
Hash Table
Dynamic Programming
Tree
Linked List
String
Binary Search
Graph
Graph Search
Trie
Bit Manipulation
Priority Queue
Math
📚 Week-by-week study plan
A structured plan to guide you through mastering algorithms and data structures.
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