🏠 Home
75 essential DSA problems with human-friendly explanations
Practice directly on LeetCode. Use this page as your roadmap + notes.
Grind 75 – Interview DSA Questions
Curated Easy / Medium (and later Hard) problems for coding interviews. Start from the top and go in order.
0 / 75 completed

Select a problem to start

On the left you’ll see the curated Grind 75 list (same spirit as LeetCode Grind 75, but focused on your stack). Click any problem to see:

  • Deep, story-first explanation (intuitive, interview-ready)
  • Key concepts and links to read more
  • Reference Python & Java solutions
  • A checkbox to track your completion – stored in your browser
Language
Draft your own Python / Java solution here. Notes are saved locally per problem. Use the button above for quick tests; submit the final version on LeetCode.
Output
Select a language and click "Run code (beta)".

Sign up to access Grind 75

Everything here is free, but we’d like to know who is practising. Sign up once and you can use the full platform anytime.