Account Balance with Expiring Grants

Company: Anthropic

Role: Software Engineer

Category: Coding & Algorithms

Difficulty: medium

Interview Round: Onsite

Quick Answer: This question evaluates the ability to design a data structure that tracks time-limited credit grants, prioritizing expiration order during spending and querying. It tests simulation and greedy-ordering skills within a coding and algorithms context, commonly used to assess practical handling of stateful, timestamp-driven systems under efficiency constraints.