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2,093 problems

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Array1,196 Hash Table465 String434 Greedy327 Math327 Dynamic Programming324 Sorting300 Depth-First Search208 Binary Search187 Breadth-First Search165 Matrix163 Tree157 Prefix Sum153 Two Pointers148 Database135 All topics

Medium · With video · 2,093 results

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TitleSolutionAcceptDifficultyTopics

707. Design Linked ListVideo

Solution30.6%Medium

Design, Linked List· 6 companies

708. Insert into a Sorted Circular Linked ListVideoPremium

Solution38.5%Medium

Linked List· 4 companies

712. Minimum ASCII Delete Sum for Two StringsVideo

Solution70.9%Medium

Dynamic Programming, String· 4 companies

713. Subarray Product Less Than KVideo

Solution54.8%Medium

Array, Binary Search +2· 20 companies

714. Best Time to Buy and Sell Stock with Transaction FeeVideo

Solution72.4%Medium

Array, Dynamic Programming +1· 8 companies

718. Maximum Length of Repeated SubarrayVideo

Solution51.5%Medium

Array, Binary Search +4· 7 companies

720. Longest Word in DictionaryVideo

Solution55.2%Medium

Array, Hash Table +3· 3 companies

721. Accounts MergeVideo

Solution62.2%Medium

Array, Breadth-First Search +5· 17 companies

722. Remove CommentsVideo

Solution40.1%Medium

Array, String· 4 companies

723. Candy CrushVideoPremium

Solution77.6%Medium

Array, Matrix +2· 11 companies

725. Split Linked List in PartsVideo

Solution70.6%Medium

Linked List· 5 companies

729. My Calendar IVideo

Solution58.4%Medium

Array, Binary Search +3· 12 companies

731. My Calendar IIVideo

Solution63.3%Medium

Array, Binary Search +4· 3 companies

735. Asteroid CollisionVideo

Solution49.2%Medium

Array, Simulation +1· 32 companies

737. Sentence Similarity IIVideoPremium

Solution51.2%Medium

Array, Breadth-First Search +4· 4 companies

738. Monotone Increasing DigitsVideo

Solution50.1%Medium

Greedy, Math· 3 companies

739. Daily TemperaturesVideo

Solution69.1%Medium

Array, Monotonic Stack +1· 32 companies

740. Delete and EarnVideo

Solution57.7%Medium

Array, Dynamic Programming +1· 12 companies

742. Closest Leaf in a Binary TreeVideoPremium

Solution47.4%Medium

Binary Tree, Breadth-First Search +2· 3 companies

743. Network Delay TimeVideo

Solution61.7%Medium

Breadth-First Search, Depth-First Search +3· 9 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

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

758. Bold Words in StringVideoPremium

Solution53.2%Medium

Array, Hash Table +3· 1 company

763. Partition LabelsVideo

Solution81.8%Medium

Greedy, Hash Table +2· 9 companies

764. Largest Plus SignVideo

Solution49.7%Medium

Array, Dynamic Programming· 2 companies

767. Reorganize StringVideo

Solution57.5%Medium

Counting, Greedy +4· 20 companies

769. Max Chunks To Make SortedVideo

Solution64.1%Medium

Array, Greedy +3· 7 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

779. K-th Symbol in GrammarVideo

Solution48.7%Medium

Bit Manipulation, Math +1· 7 companies

781. Rabbits in ForestVideo

Solution58.0%Medium

Array, Greedy +2· 8 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

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

797. All Paths From Source to TargetVideo

Solution83.6%Medium

Backtracking, Breadth-First Search +2· 5 companies

799. Champagne TowerVideo

Solution64.1%Medium

Dynamic Programming· 6 companies

802. Find Eventual Safe StatesVideo

Solution71.6%Medium

Breadth-First Search, Depth-First Search +2· 7 companies

Showing 401–450 of 2,093