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MediumDistributed Systems

Idempotency Key Manager

Design a system for managing idempotency keys to ensure exactly-once processing in distributed systems.

Constraints
Handle key expiration. Support distributed deployment.
Examples & Scenarios
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Scenario: Duplicate request handling
Scenario: Key collision
Scenario: Expired key cleanup

This is an Arena challenge - solutions are not shown publicly.

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Submitted By

Coders Crush Team

12/11/2025

Tags
IdempotencyDistributedReliability