PrepCode

Binary Indexed Tree

42 problems

Algorithms pattern questions across top companies

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Showing 42 questions
#1157Online Majority Element In SubarrayHardarrayWalkCCCNutanix
#2552Count Increasing QuadrupletsHardarrayWalkCCCSAP
#3161Block Placement QueriesHardarrayWalkCCCAmazonCapital OneGoogle
#3187Peaks in ArrayHardarrayWalkCCCSiemens
#3380Maximum Area Rectangle With Point Constraints IMediumarrayWalkCCCGoogleUKG
#3382Maximum Area Rectangle With Point Constraints IIHardarrayWalkCCCGoogleUKG
#1649Create Sorted Array through InstructionsHardarrayWalkCCCAkuna Capital
#3072Distribute Elements Into Two Arrays IIHardarrayWalkCCCAutodeskCapital OneGoogle
#218The Skyline ProblemHardarrayWalkCCCAmazonAppleBloomberg
#1964Find the Longest Valid Obstacle Course at Each PositionHardarrayWalkCCCMorgan Stanley
#493Reverse PairsHardarrayWalkCCCAmazonBloombergGoldman Sachs
#4051Count Subarrays with Distant SumsHardarrayWalkCCCMedia.net
#2179Count Good Triplets in an ArrayHardarrayWalkCCCBloombergGoogleWalmart Labs
#2193Minimum Number of Moves to Make PalindromeHardtwo pointersWalkCCCAmazonGoldman SachsIBM
#1505Minimum Possible Integer After at Most K Adjacent Swaps On DigitsHardstringWalkCCCHashedIn
#2940Find Building Where Alice and Bob Can MeetHardarrayWalkCCCAmazonGoogleInfosys
#406Queue Reconstruction by HeightMediumarrayWalkCCCAmazonGoogleMedia.net
#2907Maximum Profitable Triplets With Increasing Prices IMediumarrayWalkCCCIBM
#2921Maximum Profitable Triplets With Increasing Prices IIHardarrayWalkCCCIBM
#3671Sum of Beautiful SubsequencesHardarrayWalkCCCGoogleInfosys
#3515Shortest Path in a Weighted TreeHardarrayWalkCCCJuspay
#2916Subarrays Distinct Element Sum of Squares IIHardarrayWalkCCCAmazonGoogle
#327Count of Range SumHardarrayNeetCodeAmazonGoogleInfosys
#307Range Sum Query - MutableMediumarrayWalkCCCAdobeAmazonBloomberg
#2913Subarrays Distinct Element Sum of Squares IEasyarrayWalkCCCAmazonBloombergGoogle
#673Number of Longest Increasing SubsequenceMediumarrayNeetCodeAmazonBloombergGoogle
#315Count of Smaller Numbers After SelfHardarrayWalkCCCAmazonBloombergGoogle
#2250Count Number of Rectangles Containing Each PointMediumarrayWalkCCCAmazonGoogleMeta
#3009Maximum Number of Intersections on the ChartHardarrayWalkCCCMicrosoft
#308Range Sum Query 2D - MutableMediumarrayWalkCCCAmazonBloombergGoogle
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