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Problems

4,005 problems

Has videoPremium onlyReset
Array2,209String870Hash Table786Math682Dynamic Programming666Sorting504Greedy480Binary Search352Depth-First Search335Database303Bit Manipulation283Matrix278Tree261Breadth-First Search255Two Pointers249All topics

With video · 4,005 results

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TitleSolutionAcceptDifficultyTopics
999. Available Captures for RookVideo
Solution72.2%Easy
Array, Matrix +1· 2 companies
1000. Minimum Cost to Merge StonesVideo
Solution47.0%Hard
Array, Dynamic Programming +1· 4 companies
1001. Grid IlluminationVideo
Solution39.7%Hard
Array, Hash Table· 1 company
1002. Find Common CharactersVideo
Solution74.6%Easy
Array, Hash Table +1· 6 companies
1003. Check If Word Is Valid After SubstitutionsVideo
Solution61.1%Medium
Stack, String· 1 company
1004. Max Consecutive Ones IIIVideo
Solution68.6%Medium
Array, Binary Search +2· 20 companies
1005. Maximize Sum Of Array After K NegationsVideo
Solution54.3%Easy
Array, Greedy +1· 4 companies
1006. Clumsy FactorialVideo
Solution61.8%Medium
Math, Simulation +1· 4 companies
1007. Minimum Domino Rotations For Equal RowVideo
Solution56.5%Medium
Array, Greedy· 4 companies
1008. Construct Binary Search Tree from Preorder TraversalVideo
Solution84.7%Medium
Array, Binary Search Tree +4· 5 companies
1009. Complement of Base 10 IntegerVideo
Solution63.3%Easy
Bit Manipulation· 5 companies
1010. Pairs of Songs With Total Durations Divisible by 60Video
Solution53.6%Medium
Array, Counting +1· 7 companies
1011. Capacity To Ship Packages Within D DaysVideo
Solution74.8%Medium
Array, Binary Search· 20 companies
1012. Numbers With Repeated DigitsVideo
Solution48.9%Hard
Dynamic Programming, Math· 2 companies
1013. Partition Array Into Three Parts With Equal SumVideo
Solution43.2%Easy
Array, Greedy· 5 companies
1014. Best Sightseeing PairVideo
Solution62.7%Medium
Array, Dynamic Programming· 6 companies
1015. Smallest Integer Divisible by KVideo
Solution54.4%Medium
Hash Table, Math· 6 companies
1016. Binary String With Substrings Representing 1 To NVideo
Solution58.5%Medium
String· 2 companies
1018. Binary Prefix Divisible By 5Video
Solution53.5%Easy
Array, Bit Manipulation· 3 companies
1019. Next Greater Node In Linked ListVideo
Solution64.6%Medium
Array, Linked List +2· 4 companies
1020. Number of EnclavesVideo
Solution72.2%Medium
Array, Breadth-First Search +3· 5 companies
1021. Remove Outermost ParenthesesVideo
Solution88.3%Easy
Stack, String· 6 companies
1022. Sum of Root To Leaf Binary NumbersVideo
Solution76.6%Easy
Binary Tree, Depth-First Search +1· 6 companies
1023. Camelcase MatchingVideo
Solution65.8%Medium
Array, String +3· 2 companies
1024. Video StitchingVideo
Solution52.6%Medium
Array, Dynamic Programming +1· 3 companies
1025. Divisor GameVideo
Solution72.3%Easy
Brainteaser, Dynamic Programming +2· 7 companies
1026. Maximum Difference Between Node and AncestorVideo
Solution78.1%Medium
Binary Tree, Depth-First Search +1· 5 companies
1027. Longest Arithmetic SubsequenceVideo
Solution49.9%Medium
Array, Binary Search +2· 6 companies
1028. Recover a Tree From Preorder TraversalVideo
Solution83.2%Hard
Binary Tree, Depth-First Search +2· 6 companies
1029. Two City SchedulingVideo
Solution69.0%Medium
Array, Greedy +1· 5 companies
1030. Matrix Cells in Distance OrderVideo
Solution74.6%Easy
Array, Geometry +3· 1 company
1031. Maximum Sum of Two Non-Overlapping SubarraysVideo
Solution61.4%Medium
Array, Dynamic Programming +1· 1 company
1032. Stream of CharactersVideo
Solution52.8%Hard
Array, Data Stream +3· 4 companies
1033. Moving Stones Until ConsecutiveVideo
Solution52.8%Medium
Brainteaser, Math· 1 company
1034. Coloring A BorderVideo
Solution51.8%Medium
Array, Breadth-First Search +2· 3 companies
1035. Uncrossed LinesVideo
Solution65.7%Medium
Array, Dynamic Programming· 4 companies
1036. Escape a Large MazeVideo
Solution37.0%Hard
Array, Breadth-First Search +2· 4 companies
1037. Valid BoomerangVideo
Solution40.5%Easy
Array, Geometry +1· 2 companies
1038. Binary Search Tree to Greater Sum TreeVideo
Solution88.3%Medium
Binary Search Tree, Binary Tree +2· 3 companies
1039. Minimum Score Triangulation of PolygonVideo
Solution67.4%Medium
Array, Dynamic Programming· 5 companies
1040. Moving Stones Until Consecutive IIVideo
Solution59.4%Medium
Array, Math +2· 1 company
1041. Robot Bounded In CircleVideo
Solution56.6%Medium
Math, Simulation +1· 11 companies
1042. Flower Planting With No AdjacentVideo
Solution54.1%Medium
Breadth-First Search, Depth-First Search +1· 2 companies
1043. Partition Array for Maximum SumVideo
Solution77.4%Medium
Array, Dynamic Programming· 6 companies
1044. Longest Duplicate SubstringVideo
Solution31.1%Hard
Binary Search, Hash Function +4· 7 companies
1045. Customers Who Bought All ProductsVideo
Solution64.7%Medium
Database· 4 companies
1046. Last Stone WeightVideo
Solution66.4%Easy
Array, Heap (Priority Queue)· 13 companies
1047. Remove All Adjacent Duplicates In StringVideo
Solution74.2%Easy
Stack, String· 15 companies
1048. Longest String ChainVideo
Solution63.5%Medium
Array, Dynamic Programming +4· 16 companies
1049. Last Stone Weight IIVideo
Solution61.2%Medium
Array, Dynamic Programming· 5 companies
Showing 1,001–1,050 of 4,005