DSA in Plain English — Learn Data Structures & Algorithms

A note from Suresh

Builder of DSA Fun

I built DSA Fun on evenings and weekends because I couldn't find a resource that actually explained things clearly. It's free because I wanted it to be — no paywalls, no ads, no nonsense.

If it's helped you, Gold gets me a coffee and Premium buys me lunch. Either way — thank you. It genuinely means a lot.

— Suresh

What you'll also unlock

✓Everything in Gold
✓100 total FAANG problems
✓Hard-level problems included
✓Rare algorithms (Trie, LFU, Dijkstra…)
✓AI Tutor on every problem
✓One-time payment — yours forever
✓Patron badge + supporters wall

“I used DSA Fun to prep for my Google interview. The AI Tutor explained sliding window in a way no YouTube video ever did.”

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SWE @ Google

“Bought Gold the second I ran out of free problems. £2.99 for this quality is honestly a steal.”

James K.

CS Graduate

“The step-by-step AI walkthroughs finally made dynamic programming click for me. Worth every penny.”

Amara O.

Backend Dev

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