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Simulate and analyze a stream of booking, cancellation, and waitlist events across multiple flights to compute metrics such as current/max occupancy, waitlist lengths, and wait times under fixed seat-capacity constraints. The task centers on time-ordered event processing and efficient per-flight state maintenance (sorting/timestamps, counters, and priority queues or maps) to produce the required aggregates.
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Leetcode 2783. Flight Occupancy and Waitlist Analysis
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Source snapshot: Nov 12, 2026
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