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Design a fixed-capacity cache that stores items alongside custom metadata like priority and expiration time.
Implement get, set, and evict operations that strictly enforce a tiered removal hierarchy based on expiry, priority, and access recency.
Dynamically update access timestamps on every successful insertion, update, or retrieval.
What This Tests
Synchronizing multiple hash maps to track interrelated attributes efficiently
Implementing multi-criteria selection logic under strict constraints
Handling edge cases such as capacity limits, expired entries, and empty caches
Evaluating time-space trade-offs in cache eviction strategies
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Hashing
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