Quick Overview

Implement a simple in-memory key-value store from a stream of SET, GET, and DELETE operations. This coding exercise checks hash-map updates, replacement and missing-key semantics, ordered query output, and expected constant-time processing at scale.

Process Operations for an In-Memory Key-Value Store

Company: Rbcroyalbank

Role: Machine Learning Engineer

Category: Coding & Algorithms

Difficulty: medium

Interview Round: Technical Screen

Overview: Implement a simple in-memory key-value store from a stream of SET, GET, and DELETE operations. This coding exercise checks hash-map updates, replacement and missing-key semantics, ordered query output, and expected constant-time processing at scale.

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