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Array301 Database212 Hash Table116 String116 Depth-First Search78 Math78 Dynamic Programming76 Sorting64 Tree63 Breadth-First Search53 Greedy52 Binary Search50 Binary Tree48 Two Pointers40 Matrix39 All topics

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TitleSolutionAcceptDifficultyTopics

2599. Make the Prefix Sum Non-negativeVideoPremium

Solution51.9%Medium

Array, Greedy +1· 1 company

2604. Minimum Time to Eat All GrainsVideoPremium

Solution40.8%Hard

Array, Binary Search +2· 1 company

2613. Beautiful PairsVideoPremium

Solution46.9%Hard

Array, Divide and Conquer +4

2638. Count the Number of K-Free SubsetsVideoPremium

Solution47.4%Medium

Array, Combinatorics +3· 1 company

2647. Color the Triangle RedVideoPremium

Solution58.0%Hard

2655. Find Maximal Uncovered RangesVideoPremium

Solution49.9%Medium

Array, Sorting· 1 company

2664. The Knight’s TourVideoPremium

Solution72.7%Medium

Array, Backtracking +1· 1 company

2702. Minimum Operations to Make Numbers Non-positiveVideoPremium

Solution44.1%Hard

Array, Binary Search· 1 company

2728. Count Houses in a Circular StreetVideoPremium

Solution86.1%Easy

Array, Interactive· 1 company

2737. Find the Closest Marked NodeVideoPremium

Solution65.4%Medium

Array, Graph +2

2814. Minimum Time Takes to Reach Destination Without DrowningVideoPremium

Solution54.7%Hard

Array, Breadth-First Search +1

2819. Minimum Relative Loss After Buying ChocolatesPremium

Solution47.4%Hard

Array, Binary Search +2

2832. Maximal Range That Each Element Is Maximum in ItVideoPremium

Solution75.5%Medium

Array, Monotonic Stack +1· 1 company

2838. Maximum Coins Heroes Can CollectVideoPremium

Solution68.7%Medium

Array, Binary Search +3· 1 company

2852. Sum of Remoteness of All CellsVideoPremium

Solution70.8%Medium

Array, Breadth-First Search +4· 1 company

2863. Maximum Length of Semi-Decreasing SubarraysVideoPremium

Solution70.5%Medium

Array, Monotonic Stack +2· 1 company

2868. The Wording GamePremium

Solution53.6%Hard

Array, Game Theory +4

2892. Minimizing Array After Replacing Pairs With Their ProductVideoPremium

Solution40.6%Medium

Array, Dynamic Programming +1· 1 company

2898. Maximum Linear Stock ScoreVideoPremium

Solution62.3%Medium

Array, Hash Table· 1 company

2907. Maximum Profitable Triplets With Increasing Prices IVideoPremium

Solution56.2%Medium

Array, Binary Indexed Tree +1· 1 company

2921. Maximum Profitable Triplets With Increasing Prices IIVideoPremium

Solution46.6%Hard

Array, Binary Indexed Tree +1· 1 company

2936. Number of Equal Numbers BlocksVideoPremium

Solution62.5%Medium

Array, Binary Search +1· 1 company

2941. Maximum GCD-Sum of a SubarrayVideoPremium

Solution39.9%Hard

Array, Binary Search +2· 1 company

2955. Number of Same-End SubstringsVideoPremium

Solution60.6%Medium

Array, Counting +3· 2 companies

2964. Number of Divisible Triplet SumsVideoPremium

Solution67.5%Medium

Array, Hash Table· 9 companies

2969. Minimum Number of Coins for Fruits IIVideoPremium

Solution49.2%Hard

Array, Dynamic Programming +3

2992. Number of Self-Divisible PermutationsVideoPremium

Solution72.0%Medium

Array, Backtracking +3· 1 company

3004. Maximum Subtree of the Same ColorVideoPremium

Solution59.2%Medium

Array, Depth-First Search +2· 2 companies

3009. Maximum Number of Intersections on the ChartVideoPremium

Solution45.5%Hard

Array, Binary Indexed Tree +2· 1 company

3018. Maximum Number of Removal Queries That Can Be Processed IVideoPremium

Solution44.8%Hard

Array, Dynamic Programming

3023. Find Pattern in Infinite Stream IVideoPremium

Solution57.5%Medium

Array, Hash Function +3· 1 company

3037. Find Pattern in Infinite Stream IIVideoPremium

–68.1%Hard

Array, Hash Function +3· 1 company

3073. Maximum Increasing Triplet ValueVideoPremium

Solution35.7%Medium

Array, Ordered Set· 1 company

3078. Match Alphanumerical Pattern in Matrix IVideoPremium

Solution64.6%Medium

Array, Hash Table +2· 2 companies

3109. Find the Index of PermutationVideoPremium

Solution37.1%Medium

Array, Binary Indexed Tree +5

3141. Maximum Hamming DistancesVideoPremium

Solution50.0%Hard

Array, Bit Manipulation +1

3155. Maximum Number of Upgradable ServersVideoPremium

Solution43.8%Medium

Array, Binary Search +1· 1 company

3173. Bitwise OR of Adjacent ElementsVideoPremium

Solution94.8%Easy

Array, Bit Manipulation· 1 company

3183. The Number of Ways to Make the SumVideoPremium

Solution50.8%Medium

Array, Dynamic Programming

3189. Minimum Moves to Get a Peaceful BoardVideoPremium

Solution75.9%Medium

Array, Counting Sort +2

3199. Count Triplets with Even XOR Set Bits IVideoPremium

Solution83.3%Easy

Array, Bit Manipulation· 1 company

3205. Maximum Array Hopping Score IVideoPremium

Solution77.0%Medium

Array, Dynamic Programming +3· 1 company

3215. Count Triplets with Even XOR Set Bits IIVideoPremium

Solution62.0%Medium

Array, Bit Manipulation· 1 company

3221. Maximum Array Hopping Score IIVideoPremium

Solution60.1%Medium

Array, Greedy +2· 1 company

3231. Minimum Number of Increasing Subsequence to Be RemovedVideoPremium

Solution47.9%Hard

Array, Binary Search

3237. Alt and Tab SimulationVideoPremium

Solution54.3%Medium

Array, Hash Table +1

3247. Number of Subsequences with Odd SumVideoPremium

Solution47.6%Medium

Array, Combinatorics +2

3263. Convert Doubly Linked List to Array IVideoPremium

Solution95.0%Easy

Array, Doubly-Linked List +1

3269. Constructing Two Increasing ArraysPremium

Solution61.8%Hard

Array, Dynamic Programming

3279. Maximum Total Area Occupied by PistonsVideoPremium

Solution41.3%Hard

Array, Counting +4

Showing 201–250 of 301