All TopicsAlgorithmsBackend
DesignConcurrencyDatabaseDatabase
DesignJavaJavascriptObject Oriented
DesignProgramming
LanguageShell
TitleDifficultyCompaniesVideos
Election Voting Machine MonitorEasyuber
Stone Pyramid ConstructionHarduber
Custom Sort StringMediumamazon facebook google uber
24 GameHardamazon facebook google microsoft twitter uber
Array of Doubled PairsMediumgoogle uber
Bomb EnemyMediumamazon google uber
Construct Quad TreeMediumamazon apple google uber
Decode a string to all valid interpretationsMediumuber
Design Snake GameMediumamazon apple bloomberg facebook google salesforce uber zillow
Dutch National Flag DNFMediumamazon apple bloomberg ebay facebook google linkedin microsoft oracle paypal pocket-gems pure-storage uber vmware yahoo
Find K Pairs with Smallest SumsMediumamazon apple facebook google linkedin microsoft uber
Flatten 2D VectorMediumairbnb apple facebook google lyft salesforce twitter uber zenefits
Insert Delete Search and GetRandom in Constant Time 1 - Dupes not allowedMediumadobe affirm amazon appdynamics apple bloomberg databricks facebook flipkart goldman-sachs google indeed linkedin microsoft oracle pinterest pocket-gems pure-storage quora salesforce twilio twitter two-sigma uber visa vmware yandex yelp
Insert Delete Search and GetRandom in Constant Time 2 - Duplicates allowedHardaffirm amazon apple databricks facebook google linkedin microsoft uber yelp
Logger Rate LimiterEasyamazon apple atlassian bloomberg google linkedin microsoft uber
Longest Increasing Path in a MatrixHardadobe amazon apple bloomberg bytedance facebook google microsoft snapchat uber
Longest increasing subarrayMediumuber
Maximum Frequency StackHardamazon apple bloomberg google microsoft salesforce uber
Maximum Length of Pair ChainMediumamazon bloomberg facebook uber
Median of K sorted arrayHarduber
Minimum Score Triangulation of PolygonMediumuber
New 21 GameMediumapple google uber
Number of Islands IIHardamazon facebook google microsoft oracle snapchat uber
Palindrome Permutation IIMediumamazon google microsoft uber
Permutations of an Array of ArraysMediumuber
Random Pick with WeightMediumamazon apple atlassian doordash facebook google linkedin microsoft rubrik tripadvisor twitter two-sigma uber wish yelp
Reaching PointsHardcoursera goldman-sachs google quora salesforce twitter uber
Shortest BridgeMediumfacebook google mckinsey microsoft uber
Shortest Distance from All BuildingsHardamazon bytedance facebook goldman-sachs google mathworks microsoft snapchat splunk uber zenefits
Walls and GatesMediumamazon apple bloomberg bytedance facebook google microsoft spotify uber
Water and JugMediumamazon google lyft microsoft uber
Wiggle SubsequenceMediumamazon facebook uber
Construct Binary Tree from Preorder and Postorder TraversalMediumamazon bloomberg facebook google uber
Making A Large IslandHardamazon facebook google uber
Implement a 2D iterator classMediumuber
Length of the longest path in a weighted treeHarduber
Construct K Palindrome StringsMediumuber
Alien DictionaryHardairbnb amazon apple bloomberg cohesity doordash facebook flipkart google microsoft pinterest pocket-gems snapchat square twitter uber vmware
Delete in a Binary Search TreeMediumamazon apple bloomberg cisco facebook google linkedin microsoft oracle uber yahoo
Falling SquaresHardamazon square uber
Find K Closest ElementsMediumamazon apple bloomberg ebay facebook google microsoft snapchat uber
K closest Points to OriginMediumamazon apple asana ebay expedia facebook goldman-sachs google linkedin microsoft oracle paypal uber visa yahoo
Palindromic SubstringsMediumadobe amazon apple atlassian citadel coursera facebook goldman-sachs google linkedin mathworks microsoft pure-storage roblox twitter uber vmware
Task SchedulerMediumamazon apple bloomberg facebook google microsoft nutanix oracle pinterest uber vmware
Top K Frequent ElementsMediumamazon apple bloomberg bytedance ebay facebook goldman-sachs google hulu linkedin microsoft oracle pocket-gems snapchat spotify uber vmware yahoo yelp
Exam RoomMediumamazon facebook google quip quora uber
Kth Smallest Number in Multiplication TableHardgoogle uber
Maximum Vacation DaysHardfacebook google microsoft uber
Next Closest TimeMediumadobe amazon bytedance facebook google microsoft uber
Next Greater Node In Linked ListMediumamazon facebook microsoft uber