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Hard Array OA Questions
Practice 168+ hard Array coding questions from real online assessments. Filter by company, solve in the OAHelper editor, and prepare for company-wise OAs.
Synchronising the Guardians at Full StrengthsliceHardBest Profit from Two Stock TradesveraxionHardMinimum Straight Routes to Cover All Citiesmorgan stanleyHardAncestral Key CodesmicrosoftHardCandy Distribution Along the LineamazonHardSalesforce Data CollectionsalesforceHardMaximum Total Distinct Types Over Exactly K BoxesinfosysHardBusiest Room in the Booking QueueappleHardComplex Subsequences From Range UpdatesgoogleHardMinimum Operations to Leave One ElementvisaHardRectangle Area IIwalmartHardMaximize Score by Reducing an Integer ArraylinkedinHardMax XOR Subtree QuerymotorqHardMinimum Adjacent Swaps to Group Identical Elementscorridor platformsHardOffloading TasksuipathHardSupport Desk Ticket-Analyst Matchinglondon stock exchangeHardMinimum Number of Forwarding OperationsdeshawHardMinimum Moves to Non-Increasing ArraydeshawHardCount Task Complexity AssignmentsdeshawHardDream11 Cricket Team Selectiondream11HardMinimum Number of Chefs RequiredpaceHardCoin Harvest with Subtree Discountingethos lifeHardInversion Counts Across Every Cyclic Value ShiftadobeHardMinimum Replacements for Unique-Element SubarraysdeshawHardLive Broadcast Ad-Break PlannerciscoHardCollect Tree Coins Within Distance TwophonepeHardMaximum Score Removing Digit BlocksphonepeHardTwo-Trip Grid CollectionphonepeHardTrapping Rain WatersamsungHardSafest Route Across the Blocked GriduberHardTowersgrowwHardMinimum Cost to Connect ServersvisaHardAirport Limousine Round TripAMGENHardTeleporter RunDirecti (titan)HardCherry PickupBNY MELLONHardCount Increasing Triplets Under a ThresholdaristaHardOverheat ControlleroptiverHardRomeo and Juliet: The Circular Puzzle Gametvs creditHardLargest Merged Subsequence of Length KeatclubHardK-th Largest Subarray OR SummathworksHardEldoria Treasure Hunttvs creditHardFruit Stall Step Queriesoyo_1augHardTotal Client Waiting Time in a Craft Queuedeutsche bankHardMaximum Consecutive Bags SumamazonHardSpace Station Shuttle — Minimum Total Tourist Travel TimeadobeHardMinimum Conflicts in a Branch MergeamazonHardMaximum Total Range Over K Distinct SubarraysarcesiumHardEqualizing Packet Bins for a Uniform Splitde shawHardMinimum Cost to Make Resource Identifiers UniqueatlassianHardSalesforce Workflow OptimizationsalesforceHard