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Problems

2,093 problems

Has videoPremium onlyReset
Array1,196Hash Table465String434Greedy327Math327Dynamic Programming324Sorting300Depth-First Search208Binary Search187Breadth-First Search165Matrix163Tree157Prefix Sum153Two Pointers148Database135All topics

Medium · With video · 2,093 results

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TitleSolutionAcceptDifficultyTopics
988. Smallest String Starting From LeafVideo
Solution61.2%Medium
Backtracking, Binary Tree +3· 2 companies
990. Satisfiability of Equality EquationsVideo
Solution52.2%Medium
Array, Graph +2· 6 companies
991. Broken CalculatorVideo
Solution56.6%Medium
Greedy, Math· 5 companies
994. Rotting OrangesVideo
Solution59.5%Medium
Array, Breadth-First Search +1· 52 companies
998. Maximum Binary Tree IIVideo
Solution70.8%Medium
Binary Tree, Tree· 1 company
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
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
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
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
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
1023. Camelcase MatchingVideo
Solution65.8%Medium
Array, String +3· 2 companies
1024. Video StitchingVideo
Solution52.6%Medium
Array, Dynamic Programming +1· 3 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
1029. Two City SchedulingVideo
Solution69.0%Medium
Array, Greedy +1· 5 companies
1031. Maximum Sum of Two Non-Overlapping SubarraysVideo
Solution61.4%Medium
Array, Dynamic Programming +1· 1 company
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
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
1045. Customers Who Bought All ProductsVideo
Solution64.7%Medium
Database· 4 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
1052. Grumpy Bookstore OwnerVideo
Solution64.2%Medium
Array, Sliding Window· 7 companies
1053. Previous Permutation With One SwapVideo
Solution49.5%Medium
Array, Greedy· 2 companies
1054. Distant BarcodesVideo
Solution49.3%Medium
Array, Counting +4· 2 companies
1055. Shortest Way to Form StringVideoPremium
Solution61.6%Medium
Binary Search, Greedy +2· 3 companies
1057. Campus BikesVideoPremium
Solution58.8%Medium
Array, Greedy +1· 3 companies
1058. Minimize Rounding Error to Meet TargetVideoPremium
Solution45.9%Medium
Array, Greedy +3· 1 company
1059. All Paths from Source Lead to DestinationVideoPremium
Solution37.2%Medium
Graph, Topological Sort· 1 company
1060. Missing Element in Sorted ArrayVideoPremium
Solution59.7%Medium
Array, Binary Search· 4 companies
1061. Lexicographically Smallest Equivalent StringVideo
Solution81.1%Medium
String, Union Find· 5 companies
1062. Longest Repeating SubstringVideoPremium
Solution63.4%Medium
Binary Search, Dynamic Programming +4· 4 companies
1066. Campus Bikes IIVideoPremium
Solution55.9%Medium
Array, Backtracking +3· 1 company
1070. Product Sales Analysis IIIVideo
Solution46.8%Medium
Database· 5 companies
1072. Flip Columns For Maximum Number of Equal RowsVideo
Solution78.5%Medium
Array, Hash Table +1· 4 companies
1073. Adding Two Negabinary NumbersVideo
Solution38.3%Medium
Array, Math· 1 company
1077. Project Employees IIIVideoPremium
Solution76.8%Medium
Database· 1 company
Showing 551–600 of 2,093