DSA Problems
1000 Problems • Beginner to FAANG-ReadyMaster Data Structures and Algorithms step-by-step with 1,000 verified LeetCode problems organized by concept dependencies and pattern recognition.
| # | Problem | Difficulty | Topic | Pattern | Practice | Status |
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Progress Dashboard
Track your DSA preparation, difficulty breakdown, and topic mastery.
Topic Progress Breakdown
| Topic | Solved | Total | Completion |
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About DSA Problems
DSA Problems is a clean, modern, developer-focused problem sheet designed to take software engineers from programming fundamentals to advanced FAANG interview problem solving.
The 1000 Curriculum
The curriculum consists of exactly 1000 real and verified LeetCode problems categorized into 200 Easy, 500 Medium, and 300 Hard questions covering key patterns like Two Pointers, Sliding Window, Monotonic Stack, Binary Search, Trees, Graphs, and Dynamic Programming.
How Students Use It
Follow the DSA Problems Learning Path, pick a topic, start solving, and track your progress locally in your browser. All bookmarks, notes, and progress persistence happen automatically via local storage (`localStorage`).
Privacy Policy
Last updated: August 2026
1. Introduction
At DSA Problems, we value your privacy. This policy outlines how your data is handled when you use our web platform.
2. Information We Collect & Local Storage
We do not require user account registration. All problem-solving progress, solved problem IDs, personal notes, bookmarks, and theme preferences are saved locally in your Web Browser using localStorage (`dsaproblems_done_v3`, `dsaproblems_bookmarked_v3`, `dsaproblems_notes_v3`, `dsaproblems_theme_v3`). No personal data or progress statistics are transmitted to our servers.
3. External Problem Links
External practice links safely open verified problem statements directly on LeetCode in a new browser tab.
4. Google AdSense & Third-Party Advertising Cookies
We use Google AdSense to serve advertisements on dsaproblems.site. Google, as a third-party vendor, uses cookies to serve ads based on users' prior visits to our website or other websites on the Internet. Google's use of advertising cookies enables it and its partners to serve ads tailored to users based on their browsing activity.
Users may opt out of personalized advertising at any time by visiting Google Ad Settings or aboutads.info. Standard AdSense script configurations on our platform strictly comply with Google Publisher Policies.
5. Contact Information
If you have questions regarding this Privacy Policy, contact us at mdhashmi955@gmail.com.
Get in Touch
Have questions, dataset corrections, or suggestions? Reach out directly via email.
Support the Project
This DSA sheet is completely free. If it helped you in your preparation, you can support the project and help me maintain and improve it.
Optional — the DSA sheet will always remain free.
Dataset Quality & Duplicate Prevention Tool
Internal tool for dataset verification and title normalization.