How do I practice coding and algorithm questions?

Use PracHub's coding console to write, test, and debug your solutions in Python or JavaScript. View hints, test against sample inputs, and compare with official solutions.

What difficulty level is this coding question?

This is a medium difficulty Coding & Algorithms question, commonly asked during Technical Screen rounds at Okta.

What role is this question designed for?

This question is commonly asked for Frontend Engineer candidates at Okta during technical interviews.

Deduplicate an Array in Linear Time

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.

medium
Okta
Coding & Algorithms
Frontend Engineer

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