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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
849. Maximize Distance to Closest PersonVideo
Solution49.7%Medium
Array· 8 companies
850. Rectangle Area IIVideo
Solution56.7%Hard
Array, Line Sweep +2· 2 companies
851. Loud and RichVideo
Solution63.9%Medium
Array, Depth-First Search +2· 6 companies
852. Peak Index in a Mountain ArrayVideo
Solution66.9%Medium
Array, Binary Search· 10 companies
853. Car FleetVideo
Solution55.5%Medium
Array, Monotonic Stack +2· 11 companies
854. K-Similar StringsVideo
Solution41.3%Hard
Breadth-First Search, String· 2 companies
855. Exam RoomVideo
Solution43.6%Medium
Design, Heap (Priority Queue) +1· 6 companies
856. Score of ParenthesesVideo
Solution66.0%Medium
Stack, String· 5 companies
857. Minimum Cost to Hire K WorkersVideo
Solution63.5%Hard
Array, Greedy +2· 3 companies
858. Mirror ReflectionVideo
Solution62.3%Medium
Geometry, Math +1· 3 companies
859. Buddy StringsVideo
Solution34.0%Easy
Hash Table, String· 5 companies
860. Lemonade ChangeVideo
Solution59.6%Easy
Array, Greedy· 8 companies
861. Score After Flipping MatrixVideo
Solution80.3%Medium
Array, Bit Manipulation +2· 3 companies
862. Shortest Subarray with Sum at Least KVideo
Solution33.3%Hard
Array, Binary Search +5· 7 companies
863. All Nodes Distance K in Binary TreeVideo
Solution68.1%Medium
Binary Tree, Breadth-First Search +3· 16 companies
864. Shortest Path to Get All KeysVideo
Solution55.0%Hard
Array, Bit Manipulation +2· 7 companies
865. Smallest Subtree with all the Deepest NodesVideo
Solution77.5%Medium
Binary Tree, Breadth-First Search +3· 4 companies
866. Prime PalindromeVideo
Solution28.6%Medium
Math, Number Theory· 3 companies
867. Transpose MatrixVideo
Solution77.4%Easy
Array, Matrix +1· 7 companies
868. Binary GapVideo
Solution74.2%Easy
Bit Manipulation· 6 companies
869. Reordered Power of 2Video
Solution66.0%Medium
Counting, Enumeration +3· 5 companies
870. Advantage ShuffleVideo
Solution55.0%Medium
Array, Greedy +2· 3 companies
871. Minimum Number of Refueling StopsVideo
Solution41.8%Hard
Array, Dynamic Programming +2· 7 companies
872. Leaf-Similar TreesVideo
Solution70.0%Easy
Binary Tree, Depth-First Search +1· 5 companies
873. Length of Longest Fibonacci SubsequenceVideo
Solution57.5%Medium
Array, Dynamic Programming +1· 7 companies
874. Walking Robot SimulationVideo
Solution64.5%Medium
Array, Hash Table +1· 7 companies
875. Koko Eating BananasVideo
Solution50.4%Medium
Array, Binary Search· 47 companies
876. Middle of the Linked ListVideo
Solution82.3%Easy
Linked List, Two Pointers· 13 companies
877. Stone GameVideo
Solution77.0%Medium
Array, Dynamic Programming +2· 4 companies
878. Nth Magical NumberVideo
Solution37.1%Hard
Binary Search, Math· 3 companies
879. Profitable SchemesVideo
Solution48.7%Hard
Array, Dynamic Programming· 2 companies
880. Decoded String at IndexVideo
Solution37.3%Medium
Stack, String· 5 companies
881. Boats to Save PeopleVideo
Solution62.7%Medium
Array, Greedy +2· 11 companies
882. Reachable Nodes In Subdivided GraphVideo
Solution52.5%Hard
Graph, Heap (Priority Queue) +1· 2 companies
883. Projection Area of 3D ShapesVideo
Solution76.9%Easy
Array, Geometry +2· 1 company
884. Uncommon Words from Two SentencesVideo
Solution75.8%Easy
Counting, Hash Table +1· 2 companies
885. Spiral Matrix IIIVideo
Solution84.6%Medium
Array, Matrix +1· 8 companies
886. Possible BipartitionVideo
Solution53.0%Medium
Breadth-First Search, Depth-First Search +2· 11 companies
887. Super Egg DropVideo
Solution30.6%Hard
Binary Search, Dynamic Programming +1· 5 companies
888. Fair Candy SwapVideo
Solution65.9%Easy
Array, Binary Search +2· 6 companies
889. Construct Binary Tree from Preorder and Postorder TraversalVideo
Solution78.0%Medium
Array, Binary Tree +3· 6 companies
890. Find and Replace PatternVideo
Solution76.8%Medium
Array, Hash Table +1· 2 companies
891. Sum of Subsequence WidthsVideo
Solution41.1%Hard
Array, Math +1
892. Surface Area of 3D ShapesVideo
Solution71.2%Easy
Array, Geometry +2· 1 company
893. Groups of Special-Equivalent StringsVideo
Solution73.5%Medium
Array, Hash Table +2· 1 company
894. All Possible Full Binary TreesVideo
Solution82.8%Medium
Binary Tree, Dynamic Programming +3· 5 companies
895. Maximum Frequency StackVideo
Solution67.1%Hard
Design, Hash Table +2· 12 companies
896. Monotonic ArrayVideo
Solution62.3%Easy
Array· 7 companies
897. Increasing Order Search TreeVideo
Solution79.1%Easy
Binary Search Tree, Binary Tree +3· 2 companies
898. Bitwise ORs of SubarraysVideo
Solution56.8%Medium
Array, Bit Manipulation +1· 7 companies
Showing 851–900 of 4,005