advancedDSA — Problem-Solving Patterns
Find the median from a data stream — numbers keep arriving one at a time, and you must return the median at any point.
Tests whether you know the two-heap technique (a max-heap and a min-heap balanced against each other) for this classic problem.
Ready to master this question?
Generate a complete walkthrough — background, the full answer in plain language, a working code example explained line by line, a real-world scenario, common mistakes, and how this same question gets asked in different ways.
Sign in to generate a response