All TopicsAlgorithmsBackend
DesignConcurrencyDatabaseDatabase
DesignJavaJavascriptObject Oriented
DesignProgramming
LanguageShell
TitleDifficultyCompaniesVideos
Number of Days Between Two DatesEasyamazon facebook
Number of Distinct IslandsMediumamazon apple bloomberg facebook google lyft microsoft oracle uber
Number of Matching SubsequencesMediumamazon facebook google
Page RecommendationsMediumfacebook
Previous Permutation With One SwapMediumfacebook microsoft quora
Project Employees IIIMediumfacebook
Range Sum of BSTEasyamazon apple facebook google microsoft oracle
Repeated String MatchMediumadobe amazon facebook google
Report Contiguous DatesHardfacebook
Rotated DigitsMediumfacebook google microsoft
Second Degree FollowerMediumdatabricks facebook
Shortest Distance to a CharacterEasyapple atlassian bloomberg facebook google
Split Array with Equal SumHardalibaba facebook
User Activity for the Past 30 Days IEasyfacebook
Valid Palindrome 3 - Is string palindrome after deleting at most k charsHardfacebook google
Vowel SpellcheckerMediumamazon facebook thumbtack
Web CrawlerMediumamazon dropbox facebook microsoft oracle
Web Crawler MultithreadedMediumamazon databricks dropbox facebook oracle
Average of Levels in Binary TreeEasyamazon facebook
Contiguous ArrayMediumadobe amazon apple facebook google microsoft quora robinhood vmware
Defanging an IP AddressEasyadobe amazon apple facebook google yahoo
Element Appearing More Than 25% In Sorted ArrayEasyfacebook google
Exclusive Time of FunctionsMediumamazon apple facebook google linkedin microsoft oracle uber
Flipping an ImageEasyfacebook google microsoft
Friends Of Appropriate AgesMediumfacebook
Groups of Special-Equivalent StringsMediumfacebook
Guess the WordHardairbnb amazon facebook google microsoft
Interval List IntersectionsMediumamazon apple bloomberg cruise-automation doordash facebook google oracle pinterest snapchat uber
Longest Continuous Increasing SubsequenceEasyamazon apple facebook google microsoft
Maximum Sum of Two Non-Overlapping SubarraysMediumamazon facebook google snapchat
MinesweeperMediumamazon bloomberg cruise-automation facebook google liveramp microsoft oracle uber
Minimum Area RectangleMediumamazon facebook goldman-sachs google microsoft nvidia
Minimum Time Visiting All PointsEasyamazon facebook medianet
Moving Stones Until Consecutive IIMediumfacebook
Pancake SortingMediumamazon facebook microsoft square uber
Project Employees IEasyfacebook
Queries Quality and PercentageEasyfacebook
Shifting LettersMediumfacebook
Shuffle StringEasyfacebook microsoft
Stamping The SequenceHardfacebook google uber
Stream of CharactersHardamazon facebook google
Valid Triangle NumberMediumamazon bloomberg expedia facebook linkedin microsoft uber
Leftmost Column with at Least a OneMediumfacebook
Ads PerformanceEasyfacebook
Number of Comments per PostEasyfacebook
Tree DiameterMediumamazon facebook google
Reported PostsEasyfacebook
Reported Posts IIMediumfacebook
Campus BikesMediumamazon bytedance facebook google
Missing Element in Sorted ArrayMediumamazon apple bloomberg facebook google lyft