Solve backtracking problems — on a tight budget
Walks through backtracking patterns. Budget edition — free tier and open-source only, trade-offs named honestly.
Premium AI prompt library for DSA practice. Covers leetcode-style solutions, complexity analysis, and tree/graph problems grounded in CLRS, The Algorithm Design Manual, and Cracking the Coding Interview.
Walks through backtracking patterns. Budget edition — free tier and open-source only, trade-offs named honestly.
Writes a trie with insert and search. Fast edition — time-boxed to 30 minutes with the highest-leverage fix first.
Writes a trie with insert and search. Beginner edition — zero jargon, every term defined, working in 30 minutes.
Writes a trie with insert and search. Advanced edition — assumes production experience, pushes frontier patterns, references RFCs and library...
Writes a trie with insert and search. Budget edition — free tier and open-source only, trade-offs named honestly.
Walks through backtracking patterns. Advanced edition — assumes production experience, pushes frontier patterns, references RFCs and library source.
Clone any prompt, customize it with variables, and test across ChatGPT, Claude, and Gemini. Free forever on the starter plan.