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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
749. Contain VirusVideo
Solution56.5%Hard
Array, Breadth-First Search +3· 3 companies
750. Number Of Corner RectanglesVideoPremium
Solution67.8%Medium
Array, Dynamic Programming +2· 1 company
751. IP to CIDRVideoPremium
–53.7%Medium
Bit Manipulation, String· 4 companies
752. Open the LockVideo
Solution61.2%Medium
Array, Breadth-First Search +2· 15 companies
753. Cracking the SafeVideo
Solution58.5%Hard
Depth-First Search, Eulerian Circuit +1· 1 company
754. Reach a NumberVideo
Solution45.5%Medium
Binary Search, Math· 8 companies
755. Pour WaterVideoPremium
Solution49.1%Medium
Array, Simulation· 2 companies
756. Pyramid Transition MatrixVideo
Solution60.6%Medium
Bit Manipulation, Breadth-First Search +1· 3 companies
757. Set Intersection Size At Least TwoVideo
Solution58.0%Hard
Array, Greedy +1· 6 companies
758. Bold Words in StringVideoPremium
Solution53.2%Medium
Array, Hash Table +3· 1 company
759. Employee Free TimeVideoPremium
Solution72.9%Hard
Array, Heap (Priority Queue) +1· 12 companies
760. Find Anagram MappingsVideoPremium
Solution83.8%Easy
Array, Hash Table· 1 company
761. Special Binary StringVideo
Solution79.4%Hard
Recursion, String· 12 companies
762. Prime Number of Set Bits in Binary RepresentationVideo
Solution78.7%Easy
Bit Manipulation, Math· 2 companies
763. Partition LabelsVideo
Solution81.8%Medium
Greedy, Hash Table +2· 9 companies
764. Largest Plus SignVideo
Solution49.7%Medium
Array, Dynamic Programming· 2 companies
765. Couples Holding HandsVideo
Solution59.8%Hard
Breadth-First Search, Depth-First Search +3· 5 companies
766. Toeplitz MatrixVideo
Solution69.8%Easy
Array, Matrix· 4 companies
767. Reorganize StringVideo
Solution57.5%Medium
Counting, Greedy +4· 20 companies
768. Max Chunks To Make Sorted IIVideo
Solution54.7%Hard
Array, Greedy +3· 5 companies
769. Max Chunks To Make SortedVideo
Solution64.1%Medium
Array, Greedy +3· 7 companies
770. Basic Calculator IVVideo
Solution49.8%Hard
Hash Table, Math +3· 3 companies
771. Jewels and StonesVideo
Solution89.5%Easy
Hash Table, String· 6 companies
772. Basic Calculator IIIVideoPremium
Solution53.2%Hard
Math, Recursion +2· 16 companies
773. Sliding PuzzleVideo
Solution74.3%Hard
Array, Backtracking +4· 7 companies
774. Minimize Max Distance to Gas StationVideoPremium
Solution53.9%Hard
Array, Binary Search· 2 companies
775. Global and Local InversionsVideo
Solution42.9%Medium
Array, Math· 1 company
776. Split BSTVideoPremium
Solution82.5%Medium
Binary Search Tree, Binary Tree +2· 2 companies
777. Swap Adjacent in LR StringVideo
Solution38.5%Medium
String, Two Pointers· 3 companies
778. Swim in Rising WaterVideo
Solution68.3%Hard
Array, Binary Search +5· 8 companies
779. K-th Symbol in GrammarVideo
Solution48.7%Medium
Bit Manipulation, Math +1· 7 companies
780. Reaching PointsVideo
Solution34.9%Hard
Math· 14 companies
781. Rabbits in ForestVideo
Solution58.0%Medium
Array, Greedy +2· 8 companies
782. Transform to ChessboardVideo
Solution51.9%Hard
Array, Bit Manipulation +2· 2 companies
783. Minimum Distance Between BST NodesVideo
Solution61.8%Easy
Binary Search Tree, Binary Tree +3· 4 companies
784. Letter Case PermutationVideo
Solution75.7%Medium
Backtracking, Bit Manipulation +1· 7 companies
785. Is Graph Bipartite?Video
Solution59.6%Medium
Breadth-First Search, Depth-First Search +2· 11 companies
786. K-th Smallest Prime FractionVideo
Solution69.0%Medium
Array, Binary Search +3· 1 company
787. Cheapest Flights Within K StopsVideo
Solution42.7%Medium
Breadth-First Search, Depth-First Search +4· 18 companies
788. Rotated DigitsVideo
Solution63.9%Medium
Dynamic Programming, Math· 6 companies
789. Escape The GhostsVideo
Solution64.2%Medium
Array, Math· 2 companies
790. Domino and Tromino TilingVideo
Solution51.4%Medium
Dynamic Programming· 5 companies
791. Custom Sort StringVideo
Solution72.3%Medium
Hash Table, Sorting +1· 5 companies
792. Number of Matching SubsequencesVideo
Solution50.8%Medium
Array, Binary Search +5· 9 companies
793. Preimage Size of Factorial Zeroes FunctionVideo
Solution48.0%Hard
Binary Search, Math· 1 company
794. Valid Tic-Tac-Toe StateVideo
Solution34.7%Medium
Array, Matrix· 3 companies
795. Number of Subarrays with Bounded MaximumVideo
Solution55.4%Medium
Array, Two Pointers· 4 companies
796. Rotate StringVideo
Solution66.6%Easy
String, String Matching· 12 companies
797. All Paths From Source to TargetVideo
Solution83.6%Medium
Backtracking, Breadth-First Search +2· 5 companies
798. Smallest Rotation with Highest ScoreVideo
Solution54.8%Hard
Array, Prefix Sum· 1 company
Showing 751–800 of 4,005