Design an autocomplete suggestions API

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This is a easy difficulty Coding & Algorithms question, commonly asked during Onsite rounds at J.P. Morgan.

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This question is commonly asked for Software Engineer candidates at J.P. Morgan during technical interviews.

Question

Design an autocomplete suggestions API

PracHub · Accepted Answer

This question evaluates understanding of string-oriented data structures (e.g., prefix trees/tries), ranked retrieval and dynamic updates, testing skills in efficient prefix search, frequency-based ordering, and lexicographical tie-breaking.

Quick Overview

Design an autocomplete suggestions API