LLD - Design — Hotel Booking SystemA booking system uses an interval tree but still allows overlapping bookings. What is the most likely cause?AThe system does not check for conflicts at allBInterval tree does not support overlap queriesCBookings are stored in a stack insteadDIncorrect overlap condition used during insertionCheck Answer
Step-by-Step SolutionSolution:Step 1: Understand interval tree capabilitiesInterval trees support efficient overlap detection if used correctly.Step 2: Identify cause of failureIf overlaps occur, likely the overlap condition or insertion logic is incorrect.Final Answer:Incorrect overlap condition used during insertion -> Option DQuick Check:Wrong overlap logic causes conflicts despite interval tree [OK]Quick Trick: Check overlap logic when interval tree fails [OK]Common Mistakes:MISTAKESAssuming interval tree can't detect overlapsIgnoring insertion logic errors
Master "Design — Hotel Booking System" in LLD9 interactive learning modes - each teaches the same concept differentlyLearnWhyDeepArchTryChallengeDesignRecallScale
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