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Problems

797 problems

Has videoPremium onlyReset
Array2,237String877Hash Table797Math691Dynamic Programming673Sorting508Greedy485Binary Search357Depth-First Search338Database308Bit Manipulation286Matrix279Tree264Breadth-First Search257Prefix Sum252All topics

797 results

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TitleSolutionAcceptDifficultyTopics
2598. Smallest Missing Non-negative Integer After OperationsVideo
Solution56.0%Medium
Array, Greedy +2· 6 companies
2605. Form Smallest Number From Two Digit ArraysVideo
Solution55.1%Easy
Array, Enumeration +1· 1 company
2606. Find the Substring With Maximum CostVideo
Solution57.7%Medium
Array, Dynamic Programming +2· 2 companies
2610. Convert an Array Into a 2D Array With ConditionsVideo
Solution86.1%Medium
Array, Hash Table· 2 companies
2615. Sum of DistancesVideo
Solution50.2%Medium
Array, Hash Table +1· 5 companies
2641. Cousins in Binary Tree IIVideo
Solution75.8%Medium
Binary Tree, Breadth-First Search +3· 2 companies
2653. Sliding Subarray BeautyVideo
Solution37.8%Medium
Array, Hash Table +1· 1 company
2657. Find the Prefix Common Array of Two ArraysVideo
Solution88.3%Medium
Array, Bit Manipulation +1· 6 companies
2661. First Completely Painted Row or ColumnVideo
Solution63.9%Medium
Array, Hash Table +1· 5 companies
2670. Find the Distinct Difference ArrayVideo
Solution77.1%Easy
Array, Hash Table· 1 company
2671. Frequency TrackerVideo
Solution31.6%Medium
Design, Hash Table
2682. Find the Losers of the Circular GameVideo
Solution49.8%Easy
Array, Hash Table +1
2707. Extra Characters in a StringVideo
Solution57.4%Medium
Array, Dynamic Programming +3· 3 companies
2711. Difference of Number of Distinct Values on DiagonalsVideo
Solution67.8%Medium
Array, Hash Table +1
2713. Maximum Strictly Increasing Cells in a MatrixVideo
Solution31.3%Hard
Array, Binary Search +6
2716. Minimize String LengthVideo
Solution80.2%Easy
Hash Table, String· 2 companies
2718. Sum of Matrix After QueriesVideo
Solution32.5%Medium
Array, Hash Table
2729. Check if The Number is FascinatingVideo
Solution53.0%Easy
Hash Table, Math
2732. Find a Good Subset of the MatrixVideo
Solution45.4%Hard
Array, Bit Manipulation +2
2743. Count Substrings Without Repeating CharacterVideoPremium
Solution75.9%Medium
Hash Table, Sliding Window +1· 1 company
2744. Find Maximum Number of String PairsVideo
Solution82.4%Easy
Array, Hash Table +2
2747. Count Zero Request ServersVideo
Solution36.9%Medium
Array, Hash Table +2· 4 companies
2748. Number of Beautiful PairsVideo
Solution52.9%Easy
Array, Counting +3
2763. Sum of Imbalance Numbers of All SubarraysVideo
Solution41.9%Hard
Array, Hash Table +1· 1 company
2766. Relocate MarblesVideo
Solution50.6%Medium
Array, Hash Table +2· 1 company
2767. Partition String Into Minimum Beautiful SubstringsVideo
Solution54.0%Medium
Backtracking, Dynamic Programming +2
2768. Number of Black BlocksVideo
Solution41.5%Medium
Array, Enumeration +1· 9 companies
2780. Minimum Index of a Valid SplitVideo
Solution75.5%Medium
Array, Hash Table +1· 3 companies
2781. Length of the Longest Valid SubstringVideo
Solution38.3%Hard
Array, Hash Table +2· 3 companies
2784. Check if Array is GoodVideo
Solution57.3%Easy
Array, Hash Table +1· 3 companies
2799. Count Complete Subarrays in an ArrayVideo
Solution75.9%Medium
Array, Hash Table +1· 4 companies
2808. Minimum Seconds to Equalize a Circular ArrayVideo
Solution29.1%Medium
Array, Hash Table· 1 company
2813. Maximum Elegance of a K-Length SubsequenceVideo
Solution29.1%Hard
Array, Greedy +4
2815. Max Pair Sum in an ArrayVideo
Solution61.1%Easy
Array, Hash Table· 4 companies
2830. Maximize the Profit as the SalesmanVideo
Solution38.7%Medium
Array, Binary Search +3· 1 company
2831. Find the Longest Equal SubarrayVideo
Solution38.4%Medium
Array, Binary Search +2· 3 companies
2840. Check if Strings Can be Made Equal With Operations IIVideo
Solution73.9%Medium
Hash Table, Sorting +1· 4 companies
2841. Maximum Sum of Almost Unique SubarrayVideo
Solution41.5%Medium
Array, Hash Table +1· 1 company
2842. Count K-Subsequences of a String With Maximum BeautyVideo
Solution30.2%Hard
Combinatorics, Greedy +3· 1 company
2845. Count of Interesting SubarraysVideo
Solution58.0%Medium
Array, Hash Table +1· 4 companies
2848. Points That Intersect With CarsVideo
Solution73.4%Easy
Array, Hash Table +1· 1 company
2852. Sum of Remoteness of All CellsVideoPremium
Solution70.8%Medium
Array, Breadth-First Search +4· 1 company
2856. Minimum Array Length After Pair RemovalsVideo
Solution27.8%Medium
Array, Binary Search +4· 1 company
2857. Count Pairs of Points With Distance kVideo
Solution32.9%Medium
Array, Bit Manipulation +1· 1 company
2869. Minimum Operations to Collect ElementsVideo
Solution62.2%Easy
Array, Bit Manipulation +1· 1 company
2870. Minimum Number of Operations to Make Array EmptyVideo
Solution61.9%Medium
Array, Counting +2· 2 companies
2875. Minimum Size Subarray in Infinite ArrayVideo
Solution32.1%Medium
Array, Hash Table +2· 1 company
2897. Apply Operations on Array to Maximize Sum of SquaresVideo
Solution73.9%Hard
Array, Bit Manipulation +2· 1 company
2898. Maximum Linear Stock ScoreVideoPremium
Solution62.3%Medium
Array, Hash Table· 1 company
2902. Count of Sub-Multisets With Bounded SumVideo
Solution22.3%Hard
Array, Dynamic Programming +2
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