Return right and left side views of a tree

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Quick Overview

This question evaluates understanding of binary tree data structures and the competency to identify side views by reasoning about which node is visible at each depth.

Return right and left side views of a tree

Company: Meta

Role: Software Engineer

Category: Coding & Algorithms

Difficulty: medium

Interview Round: Onsite

Overview: This question evaluates understanding of binary tree data structures and the competency to identify side views by reasoning about which node is visible at each depth.

Read the full Meta Software Engineer interview experience this question came from

|Home/Coding & Algorithms/Meta
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Meta
Jan 5, 2026
mediumSoftware EngineerOnsiteCoding & Algorithms
5
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