PrepCode

Depth First Search

318 problems

Algorithms pattern questions across top companies

Timeframe:
Showing 318 questions
#79Word SearchMediumarrayNeetCodeAccentureAmazonApple
#104Maximum Depth of Binary TreeEasytreeNeetCodeAccentureAmazonApple
#124Binary Tree Maximum Path SumHarddynamic programmingNeetCodeAdobeAmazonApple
#133Clone GraphMediumhash tableNeetCodeAmazonAppleBloomberg
#200Number of IslandsMediumarrayNeetCodeAMDAccentureAdobe
#207Course ScheduleMediumdepth first searchNeetCodeAdobeAkamaiAmazon
#210Course Schedule IIMediumdepth first searchNeetCodeAmazonAndurilApple
#236Lowest Common Ancestor of a Binary TreeMediumtreeNeetCodeAdobeAirwallexAmazon
#261Graph Valid TreeMediumdepth first searchNeetCodeGoogleLinkedInMeta
#269Alien DictionaryHardarrayNeetCodeAirbnbAmazonApple
#285Inorder Successor in BSTMediumtreeWalkCCCGoogleMetaMicrosoft
#297Serialize and Deserialize Binary TreeHardstringNeetCodeAmazonAppleAtlassian
#310Minimum Height TreesMediumdepth first searchNeetCodeAmazonBloombergGoogle
#323Number of Connected Components in an Undirected GraphMediumdepth first searchNeetCodeAmazonGeneral MotorsGoogle
#332Reconstruct ItineraryHardarrayNeetCodeAdobeAmazonApple
#341Flatten Nested List IteratorMediumstackWalkCCCAdobeAmazonApple
#364Nested List Weight Sum IIMediumstackWalkCCCGoogleLinkedInMeta
#399Evaluate DivisionMediumarrayNeetCodeAmazonBloombergCitadel
#417Pacific Atlantic Water FlowMediumarrayNeetCodeAdobeAmazonApple
#419Battleships in a BoardMediumarrayWalkCCCAmazonGoogleHSBC
#449Serialize and Deserialize BSTMediumstringWalkCCCAmazonGoogleMicrosoft
#529MinesweeperMediumarrayWalkCCCAmazonAndurilApplied Intuition
#666Path Sum IVMediumarrayWalkCCCAlibaba
#684Redundant ConnectionMediumdepth first searchNeetCodeAmazonBloombergBox
#687Longest Univalue PathMediumtreeWalkCCCAmazonGoogleSnowflake
#694Number of Distinct IslandsMediumarrayWalkCCCAmazonAndurilAurora
#695Max Area of IslandMediumarrayNeetCodeAdobeAmazonApple
#721Accounts MergeMediumarrayNeetCodeAirbnbAmazonAnduril
#749Contain VirusHardarrayWalkCCCBloombergFlipkartGoogle
#814Binary Tree PruningMediumtreeWalkCCCAmazonGoogleHulu
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