Top 50 cycle detection Interview Questions

Use DFS with recursion-state tracking to detect whether a directed dependency graph contains a cycle.

dfscycle detectionGraphsAltanaZendeskFuku

Use topological sorting to detect course dependency cycles and return a valid completion order.

dfsbfscycle detectionSnapGooglePPiramal Finance

Detect cycles in directed and undirected network topology graphs using DFS state tracking and parent tracking.

dfscycle detectionAlgorithmsNNonary NovaHHuaweiSuper.Money

Detect cycles in a disconnected directed dependency graph using iterative depth-first search and three-color state tracking.

cycle detectionDDurlston PartnersNutanixAmazon Advertising

Detect circular dependencies in Propio Interpreter Platform services using DFS node coloring.

cycle detectionAlgorithmsGraphsPropioAlphaSenseCharacter.AI

Detect whether a linked list contains a cycle using Floyd's tortoise-and-hare algorithm in O(n) time and O(1) space.

Data Structurescycle detectionAlgorithmsPersistentEEnterprise MobilityTTechnix-India