Coding Topic
Stack OA Questions
Practice 65+ Stack coding questions from real online assessments. Filter by company, solve in the OAHelper editor, and prepare for company-wise OAs.
QuestionCompanyDifficulty
Dual Expression EvaluatorukgMediumlargestMagicaladobeMediumQuestion 60adobeMediumBrowser historybarclaysMediumCode Question 1amazonMediumCode Question 1amazonMediumCode Question 1amazonMediumNarrow Road Vehicle Collision SimulationappleMediumShopkeeper Sale - Final Price of ItemsmicrosoftMediumVehicle Collision SimulationappleMediumStack Batch Removalimc tradingMediumFinal Discounted PricegocometEasyCompress Big WordsaristaMediumCompress Big WordsaristaMediumSecond next greater elementuidaiHardFinal PriceagodaEasyValid BracketsibmEasyStrong ElementsimpetusMediumValid BracketsibmEasyMatrix Challengefuture firstHardQuestion 1ibmMediumEvaluating Circuit ExpressionszscalerHardString ValidationtavantMediumThe Maximum AreacrayondataHardSearching ChallengehugoEasyRubrik Data Durability Window AnalysisrubrikHardLargest Rectangular MuraldevrevHardDecode StringzomatoMediumSpecial KeyboardzomatoMediumValid Parenthesesrahi platform technologiesEasyBuildings with an Ocean ViewvisaEasyLargest Rectangle in HistogramvisaHardMaximal Rectangleplutus researchHardLexicographically Smallest String from OperationsamdocsMediumArray Burst problemgoldman sachs 30octMediumChocolate stacknetradyneEasyFinal PricemicrosoftEasyTotal Distinct DifferencesamazonHardTotal Packing EfficiencyamazonHardFinal Prices With a Special Discount in a ShopmicrosoftEasyTotal Packing EfficiencyamazonHardCode Bracket ValidatororacleEasyCode Bracket ValidatororacleEasyTaru and DirectionssEasyEvaluate Prefix ExpressionibmMediumFlatten the MountainsalgouniversityHardSecond next greater elementbreeHardModify the StringpaytmMediumValid BracketsibmEasyRemove K Characters to Get Smallest StringhashedinMedium