Quick Overview

This question evaluates a candidate's ability to implement linear-time deduplication of primitive arrays, understand hash-based membership tracking, and preserve first-occurrence ordering without mutating the input.

Deduplicate an Array in Linear Time

Company: Okta

Role: Frontend Engineer

Category: Coding & Algorithms

Difficulty: medium

Interview Round: Technical Screen

Overview: This question evaluates a candidate's ability to implement linear-time deduplication of primitive arrays, understand hash-based membership tracking, and preserve first-occurrence ordering without mutating the input.

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