Available question text
Given a list of hotel reservations with check-in and check-out days, compute the number of active reservations per day and identify anomalous days where the active count drops below 80% of the rolling 7-day average. Return all anomalous days in ascending order.
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Hello Interview · 1 record
Booking.com
Detect Anomalous Days in Hotel Reservations
Reported Sep 30, 2026 · 3 source reports
JUNIOR, MID_LEVEL, SENIOR
Source snapshot: Nov 12, 2026
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