Data Structures

By Nelson Lin — 7+ years building ML / AI agent systems, founder of agent-engineering.dev & sandx.ai.

Published: October 25, 2026Last updated: October 25, 2026

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Data structures are fundamental to algorithms. Solving a given type of algorithmic problem depends on one or more types of data structures. Data structures help us define how data is stored and how it is used. Before we dive into the patterns of algorithms and solving a particular type of question, let us understand data structures first.

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