Talentd
For employersSign in
JobsInternshipsPracticeResume toolsCompaniesArticles
For employers
FleetCode
Make and follow sheets.Sign in

Problems

666 problems

Has videoPremium onlyReset
Array2,209String870Hash Table786Math682Dynamic Programming666Sorting504Greedy480Binary Search352Depth-First Search335Database303Bit Manipulation283Matrix278Tree261Breadth-First Search255Two Pointers249All topics

With video · 666 results

Sign in to see which of these you have solved.Sign in
TitleSolutionAcceptDifficultyTopics
600. Non-negative Integers without Consecutive OnesVideo
Solution43.1%Hard
Dynamic Programming· 5 companies
629. K Inverse Pairs ArrayVideo
Solution49.2%Hard
Dynamic Programming· 4 companies
634. Find the Derangement of An ArrayVideoPremium
Solution41.9%Medium
Dynamic Programming, Math· 1 company
638. Shopping OffersVideo
Solution52.9%Medium
Array, Backtracking +4· 6 companies
639. Decode Ways IIVideo
Solution32.4%Hard
Dynamic Programming, String· 3 companies
646. Maximum Length of Pair ChainVideo
Solution62.2%Medium
Array, Dynamic Programming +2· 2 companies
647. Palindromic SubstringsVideo
Solution73.2%Medium
Dynamic Programming, String +1· 25 companies
650. 2 Keys KeyboardVideo
Solution59.6%Medium
Dynamic Programming, Math· 7 companies
651. 4 Keys KeyboardVideoPremium
Solution56.5%Medium
Dynamic Programming, Math· 2 companies
656. Coin PathVideoPremium
Solution34.2%Hard
Array, Dynamic Programming· 1 company
664. Strange PrinterVideo
Solution61.0%Hard
Dynamic Programming, String· 9 companies
673. Number of Longest Increasing SubsequenceVideo
Solution52.8%Medium
Array, Binary Indexed Tree +2· 6 companies
678. Valid Parenthesis StringVideo
Solution42.8%Medium
Dynamic Programming, Greedy +2· 15 companies
688. Knight Probability in ChessboardVideo
Solution57.0%Medium
Dynamic Programming· 6 companies
689. Maximum Sum of 3 Non-Overlapping SubarraysVideo
Solution59.8%Hard
Array, Dynamic Programming· 6 companies
691. Stickers to Spell WordVideo
Solution51.3%Hard
Array, Backtracking +4· 4 companies
698. Partition to K Equal Sum SubsetsVideo
Solution38.6%Medium
Array, Backtracking +4· 8 companies
712. Minimum ASCII Delete Sum for Two StringsVideo
Solution70.9%Medium
Dynamic Programming, String· 4 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
727. Minimum Window SubsequenceVideoPremium
Solution43.5%Hard
Dynamic Programming, Sliding Window +1· 5 companies
730. Count Different Palindromic SubsequencesVideo
Solution48.2%Hard
Dynamic Programming, String· 4 companies
740. Delete and EarnVideo
Solution57.7%Medium
Array, Dynamic Programming +1· 12 companies
741. Cherry PickupVideo
Solution40.4%Hard
Array, Dynamic Programming +1· 10 companies
746. Min Cost Climbing StairsVideo
Solution68.7%Easy
Array, Dynamic Programming· 7 companies
750. Number Of Corner RectanglesVideoPremium
Solution67.8%Medium
Array, Dynamic Programming +2· 1 company
764. Largest Plus SignVideo
Solution49.7%Medium
Array, Dynamic Programming· 2 companies
773. Sliding PuzzleVideo
Solution74.3%Hard
Array, Backtracking +4· 7 companies
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
790. Domino and Tromino TilingVideo
Solution51.4%Medium
Dynamic Programming· 5 companies
792. Number of Matching SubsequencesVideo
Solution50.8%Medium
Array, Binary Search +5· 9 companies
799. Champagne TowerVideo
Solution64.1%Medium
Dynamic Programming· 6 companies
801. Minimum Swaps To Make Sequences IncreasingVideo
Solution42.0%Hard
Array, Dynamic Programming· 5 companies
805. Split Array With Same AverageVideo
Solution27.5%Hard
Array, Bit Manipulation +3· 6 companies
808. Soup ServingsVideo
Solution59.7%Medium
Dynamic Programming, Math +1· 3 companies
813. Largest Sum of AveragesVideo
Solution55.5%Medium
Array, Dynamic Programming +1· 2 companies
818. Race CarVideo
Solution45.3%Hard
Dynamic Programming· 5 companies
823. Binary Trees With FactorsVideo
Solution52.9%Medium
Array, Dynamic Programming +2· 2 companies
828. Count Unique Characters of All Substrings of a Given StringVideo
Solution54.1%Hard
Dynamic Programming, Hash Table +1· 3 companies
834. Sum of Distances in TreeVideo
Solution65.8%Hard
Depth-First Search, Dynamic Programming +2· 5 companies
837. New 21 GameVideo
Solution52.0%Medium
Dynamic Programming, Math +2· 5 companies
838. Push DominoesVideo
Solution63.0%Medium
Dynamic Programming, String +1· 6 companies
845. Longest Mountain in ArrayVideo
Solution42.6%Medium
Array, Dynamic Programming +2· 10 companies
847. Shortest Path Visiting All NodesVideo
Solution66.5%Hard
Bit Manipulation, Bitmask +3· 4 companies
871. Minimum Number of Refueling StopsVideo
Solution41.8%Hard
Array, Dynamic Programming +2· 7 companies
873. Length of Longest Fibonacci SubsequenceVideo
Solution57.5%Medium
Array, Dynamic Programming +1· 7 companies
877. Stone GameVideo
Solution77.0%Medium
Array, Dynamic Programming +2· 4 companies
879. Profitable SchemesVideo
Solution48.7%Hard
Array, Dynamic Programming· 2 companies
887. Super Egg DropVideo
Solution30.6%Hard
Binary Search, Dynamic Programming +1· 5 companies
Showing 101–150 of 666