Transform Your Coding Journey in 90 Days
Stop random coding. Start systematic mastery. Join 50,000+ developers who cracked their dream job with our battle-tested roadmap.
🎯 The Success Formula That Actually Works
Smart Selection
Skip the noise. Focus on 450 hand-picked problems that actually matter in interviews
Pattern Recognition
Master patterns, not problems. One pattern unlocks 100+ similar questions
Victory Achieved
Walk into any tech interview with unshakeable confidence and expertise
Why 450 DSA Cracker Dominates?
The difference between getting rejected and getting hired isn't talent. It's strategy. Here's the system that's changing careers worldwide.
The Brutal Truth About Coding Interviews
Most developers fail interviews not because they can't code, but because they're solving random problems without understanding the underlying patterns. 450 DSA Cracker eliminates this chaos with a surgical approach to interview mastery.
What Makes Us Unstoppable?
Lightning-Fast Results
See improvement in weeks, not months. Our focused approach cuts through the noise and delivers results that matter.
Data-Driven Progress
Track every victory. Visual analytics show exactly where you stand and what to conquer next.
Zero Commitment Pressure
No subscriptions, no hidden costs, no pressure. Pure value from day one, completely free forever.
Fort Knox Security
Your progress is bulletproof. Multiple backup systems ensure you never lose your hard-earned achievements.
The Complete Arsenal
- 15+ Battle-Tested Categories - Master every interview scenario from Arrays to Dynamic Programming
- Difficulty Progression System - Build confidence with Easy → Medium → Hard advancement
- Adaptive Interface - Dark/Light modes for coding sessions that never strain your eyes
- Universal Compatibility - Seamless experience across desktop, tablet, and mobile
- Data Portability - Export/Import your progress anywhere, anytime
Command Center
Creator & Credits
Mukesh Kumar Mandal
Full Stack Developer & DSA Enthusiast
Features
- Progress Tracking: Mark problems as completed and see your overall progress.
- Bookmarks: Save important problems to revisit later.
- Notes: Add personal notes to problems for future reference.
- Search: Quickly find problems by name or content.
- Dark Mode: Switch between light and dark themes for comfortable viewing.
- Cloud Sync: Optionally sign in to sync your progress across devices.
- Leaderboard: See how your progress compares to others in the community.
How to Use
- Browse Topics: Start by exploring the different DSA topics on the home page.
- Select a Topic: Click on a topic to see all the problems in that category.
- Solve Problems: Click on the problem links to access the problem on platforms like GeeksForGeeks or Coding Ninjas.
- Track Progress: After solving a problem, mark it as completed by checking the box next to it.
- Add Notes: Click the notes icon to add personal notes about your approach or things to remember.
- Bookmark: Use the bookmark icon to save important problems for later review.
- Create Account (Optional): Sign in with Google or GitHub to sync your progress across devices and appear on the leaderboard.
New Features
Account System
Create an account to sync your progress across devices. Sign in with Google or GitHub for a seamless experience. Your local progress is preserved and merged with cloud data when you sign in.
Leaderboard
Compare your progress with other users on the leaderboard. See who has solved the most problems and where you rank in the community. You can opt out of the leaderboard in your account settings if you prefer.
Data Synchronization
Your progress is automatically synced between your devices when you're signed in. You can also manually sync or export your data from the account page.
Frequently Asked Questions
What makes 450 DSA Cracker different from other platforms?
450 DSA Cracker focuses on quality over quantity. Instead of thousands of random problems, we've curated 450 essential questions that cover all important DSA concepts and interview patterns. Our structured approach and progress tracking help you master concepts systematically.
Is this suitable for beginners?
Absolutely! Problems are categorized by difficulty levels, allowing beginners to start with easy problems and gradually progress to medium and hard ones. Each topic section helps you build fundamentals before tackling complex problems.
How is my progress saved?
Your progress is saved locally in your browser's storage. You can also export your progress data as a JSON file for backup and import it later or on different devices. This ensures you never lose track of your hard work.
How long does it take to complete all 450 problems?
This varies based on your experience level and time commitment. Most users who practice 2-3 problems daily complete the entire set in 4-6 months. Remember, understanding patterns is more important than rushing through problems.
Ready to Master Data Structures & Algorithms?
Start your systematic DSA journey today and prepare for coding interviews with confidence.
Get Started Now