Coding Topic

Counting OA Questions

Practice 329+ Counting coding questions from real online assessments. Filter by company, solve in the OAHelper editor, and prepare for company-wise OAs.

QuestionCompanyDifficulty

Question 3visaMedium WDL String Constructioncapital oneEasy Online OccurrencesciscoHard Question 1linkedinHard Almost MatchingoptiverMedium CryptarithmoptiverHard Count Palindromic Subsequences of Length 5microsoftMedium Second Most Frequent ElementibmEasy Algorithms: K timesernst & youngEasy Minimum Operations to Process PackagesamazonMedium Code Question 2amazonMedium PairsinfosysMedium DNA SequencingakamaiHard Palindromic StringsakamaiMedium Password SecuritycarousellEasy Step PatternsibmEasy Largest Palindromic Numberpublicis sapientMedium Salesforce Pair SumssalesforceEasy Maximum Consecutive Stock Transfersstanley shlHard Odd Occurrences of Digit ZeroautodeskEasy Code Question 2amazonHard Case Management System SortingsalesforceEasy Complementary PairsnebiusMedium Smart SalenebiusMedium Question 2jpmorgan chaseMedium Lexicographically smallest balanced stringconcertaiHard Minimum Number of Servers for Expected Loadjpmorgan chase code for good india hiring batch si 24marchEasy Salesforce License GroupingsalesforceMedium Question 1: Divisible TripletsvisaMedium Maximum Number of Palindromic StringsvisaMedium Resource Budget AllocationharnessHard Question 3visaMedium Spam Text ClassificationibmEasy Recursion CountbnyMedium Question 2deshawHard Question 1deshawMedium Power of ArraybnyHard DNA SequencingintuitHard DNA SequencingintuitHard The Game Shownucleus fintechMedium Potential Attack VectorgocometMedium Bus Fare Minimization, Farmer's Shortest Path, Negative Temperature Storage, and Largest Plot of Land Problemswells fargoMedium Valid Memory Block Sizestower researchMedium findBreachedEmployeesamazonMedium First Non-Repeating CharacteribmEasy Binary Gameat&tMedium Minimum Number of Security GroupsamazonMedium Maximize Equal Parts in String Prefixesamazon 3marchHard Draft Workflow Questionamazon 3marchMedium Amazon Warehouse Robotics SystemamazonMedium