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Problems

673 problems

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

673 results

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TitleSolutionAcceptDifficultyTopics
2472. Maximum Number of Non-overlapping Palindrome SubstringsVideo
Solution60.9%Hard
Dynamic Programming, Greedy +2· 5 companies
2478. Number of Beautiful PartitionsVideo
Solution33.5%Hard
Dynamic Programming, String· 1 company
2484. Count Palindromic SubsequencesVideo
Solution41.7%Hard
Dynamic Programming, String· 11 companies
2495. Number of Subarrays Having Even ProductVideoPremium
Solution63.2%Medium
Array, Dynamic Programming +1
2501. Longest Square Streak in an ArrayVideo
Solution53.1%Medium
Array, Binary Search +3· 4 companies
2510. Check if There is a Path With Equal Number of 0's And 1'sVideoPremium
Solution51.9%Medium
Array, Dynamic Programming +1· 1 company
2518. Number of Great PartitionsVideo
Solution34.0%Hard
Array, Dynamic Programming· 2 companies
2522. Partition String Into Substrings With Values at Most KVideo
Solution47.6%Medium
Dynamic Programming, Greedy +1
2533. Number of Good Binary StringsVideoPremium
Solution52.8%Medium
Dynamic Programming· 1 company
2538. Difference Between Maximum and Minimum Price SumVideo
Solution34.5%Hard
Array, Depth-First Search +2· 2 companies
2547. Minimum Cost to Split an ArrayVideo
Solution45.4%Hard
Array, Counting +2· 1 company
2552. Count Increasing QuadrupletsVideo
Solution34.6%Hard
Array, Binary Indexed Tree +3· 2 companies
2556. Disconnect Path in a Binary Matrix by at Most One FlipVideo
Solution27.8%Medium
Array, Breadth-First Search +3· 1 company
2571. Minimum Operations to Reduce an Integer to 0Video
Solution63.5%Medium
Bit Manipulation, Dynamic Programming +1· 8 companies
2572. Count the Number of Square-Free SubsetsVideo
Solution27.1%Medium
Array, Bit Manipulation +3· 2 companies
2573. Find the String with LCPVideo
Solution63.3%Hard
Array, Dynamic Programming +4· 1 company
2581. Count Number of Possible Root NodesVideo
Solution49.3%Hard
Array, Depth-First Search +3
2585. Number of Ways to Earn PointsVideo
Solution60.2%Hard
Array, Dynamic Programming· 1 company
2597. The Number of Beautiful SubsetsVideo
Solution50.9%Medium
Array, Backtracking +5· 4 companies
2606. Find the Substring With Maximum CostVideo
Solution57.7%Medium
Array, Dynamic Programming +2· 2 companies
2617. Minimum Number of Visited Cells in a GridVideo
Solution24.1%Hard
Array, Breadth-First Search +6· 3 companies
2638. Count the Number of K-Free SubsetsVideoPremium
Solution47.4%Medium
Array, Combinatorics +3· 1 company
2645. Minimum Additions to Make Valid StringVideo
Solution50.8%Medium
Dynamic Programming, Greedy +2· 3 companies
2646. Minimize the Total Price of the TripsVideo
Solution48.5%Hard
Array, Depth-First Search +3
2673. Make Costs of Paths Equal in a Binary TreeVideo
Solution57.2%Medium
Array, Binary Tree +3· 1 company
2681. Power of HeroesVideo
Solution31.4%Hard
Array, Dynamic Programming +3
2684. Maximum Number of Moves in a GridVideo
Solution58.6%Medium
Array, Dynamic Programming +1· 2 companies
2707. Extra Characters in a StringVideo
Solution57.4%Medium
Array, Dynamic Programming +3· 3 companies
2708. Maximum Strength of a GroupVideo
Solution25.6%Medium
Array, Backtracking +5
2712. Minimum Cost to Make All Characters EqualVideo
Solution53.2%Medium
Dynamic Programming, Greedy +1· 1 company
2713. Maximum Strictly Increasing Cells in a MatrixVideo
Solution31.3%Hard
Array, Binary Search +6
2719. Count of IntegersVideo
Solution38.9%Hard
Dynamic Programming, Math +1· 2 companies
2741. Special PermutationsVideo
Solution29.4%Medium
Array, Bit Manipulation +2
2742. Painting the WallsVideo
Solution49.0%Hard
Array, Dynamic Programming· 5 companies
2745. Construct the Longest New StringVideo
Solution53.8%Medium
Brainteaser, Dynamic Programming +2· 2 companies
2746. Decremental String ConcatenationVideo
Solution27.6%Medium
Array, Dynamic Programming +1
2750. Ways to Split Array Into Good SubarraysVideo
Solution34.9%Medium
Array, Dynamic Programming +1· 1 company
2767. Partition String Into Minimum Beautiful SubstringsVideo
Solution54.0%Medium
Backtracking, Dynamic Programming +2
2770. Maximum Number of Jumps to Reach the Last IndexVideo
Solution51.2%Medium
Array, Dynamic Programming· 2 companies
2771. Longest Non-decreasing Subarray From Two ArraysVideo
Solution31.7%Medium
Array, Dynamic Programming· 6 companies
2786. Visit Array Positions to Maximize ScoreVideo
Solution37.5%Medium
Array, Dynamic Programming
2787. Ways to Express an Integer as Sum of PowersVideo
Solution49.8%Medium
Dynamic Programming· 5 companies
2791. Count Paths That Can Form a Palindrome in a TreeVideo
Solution52.6%Hard
Bit Manipulation, Bitmask +3· 4 companies
2801. Count Stepping Numbers in RangeVideo
Solution28.7%Hard
Dynamic Programming, String· 2 companies
2809. Minimum Time to Make Array Sum At Most xVideo
Solution27.4%Hard
Array, Dynamic Programming +1· 1 company
2811. Check if it is Possible to Split ArrayVideo
Solution34.5%Medium
Array, Dynamic Programming +1· 1 company
2826. Sorting Three GroupsVideo
Solution43.5%Medium
Array, Binary Search +1· 1 company
2827. Number of Beautiful Integers in the RangeVideo
Solution23.1%Hard
Dynamic Programming, Math· 1 company
2830. Maximize the Profit as the SalesmanVideo
Solution38.7%Medium
Array, Binary Search +3· 1 company
2836. Maximize Value of Function in a Ball Passing GameVideo
Solution31.3%Hard
Array, Bit Manipulation +1· 1 company
Showing 401–450 of 673