Solve substring and top‑K pair problems

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Question

Solve substring and top‑K pair problems

PracHub · Accepted Answer

This multi-part question evaluates algorithm design and data-structure proficiency across string processing (minimum window substring), pair-selection for top‑k products, and LRU cache design with concurrency considerations, situating it in the Coding & Algorithms and Systems/Concurrency domains.

Quick Overview

Solve substring and top‑K pair problems