Quick Overview

This question tests graph theory fundamentals, specifically cycle detection in directed graphs as modeled by dependency constraints. It evaluates practical understanding of topological sorting and the ability to recognize circular dependencies — a core concept frequently assessed in software engineering interviews for roles requiring algorithmic reasoning.

Course Prerequisite Feasibility

Company: Amazon

Role: Software Engineer

Category: Coding & Algorithms

Difficulty: medium

Interview Round: Technical Screen

Overview: This question tests graph theory fundamentals, specifically cycle detection in directed graphs as modeled by dependency constraints. It evaluates practical understanding of topological sorting and the ability to recognize circular dependencies — a core concept frequently assessed in software engineering interviews for roles requiring algorithmic reasoning.

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

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