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578 problems

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Array578Dynamic Programming332String191Math187Binary Search136Hash Table134Sorting106Greedy104Bit Manipulation103Graph96Depth-First Search91Heap (Priority Queue)78Prefix Sum77Matrix75Breadth-First Search71All topics

Hard · 578 results

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TitleSolutionAcceptDifficultyTopics
2809. Minimum Time to Make Array Sum At Most xVideo
Solution27.4%Hard
Array, Dynamic Programming +1· 1 company
2813. Maximum Elegance of a K-Length SubsequenceVideo
Solution29.1%Hard
Array, Greedy +4
2814. Minimum Time Takes to Reach Destination Without DrowningVideoPremium
Solution54.7%Hard
Array, Breadth-First Search +1
2818. Apply Operations to Maximize ScoreVideo
Solution53.7%Hard
Array, Greedy +4· 2 companies
2819. Minimum Relative Loss After Buying ChocolatesPremium
Solution47.4%Hard
Array, Binary Search +2
2835. Minimum Operations to Form Subsequence With Target SumVideo
Solution32.5%Hard
Array, Bit Manipulation +1· 1 company
2836. Maximize Value of Function in a Ball Passing GameVideo
Solution31.3%Hard
Array, Bit Manipulation +1· 1 company
2846. Minimum Edge Weight Equilibrium Queries in a TreeVideo
Solution46.7%Hard
Array, Graph +2· 1 company
2862. Maximum Element-Sum of a Complete Subset of IndicesVideo
Solution42.9%Hard
Array, Math +1· 1 company
2868. The Wording GamePremium
Solution53.6%Hard
Array, Game Theory +4
2897. Apply Operations on Array to Maximize Sum of SquaresVideo
Solution73.9%Hard
Array, Bit Manipulation +2· 1 company
2902. Count of Sub-Multisets With Bounded SumVideo
Solution22.3%Hard
Array, Dynamic Programming +2
2916. Subarrays Distinct Element Sum of Squares IIVideo
Solution54.8%Hard
Array, Binary Indexed Tree +2· 1 company
2920. Maximum Points After Collecting Coins From All NodesVideo
Solution36.6%Hard
Array, Bit Manipulation +3· 1 company
2921. Maximum Profitable Triplets With Increasing Prices IIVideoPremium
Solution46.6%Hard
Array, Binary Indexed Tree +1· 1 company
2926. Maximum Balanced Subsequence SumVideo
Solution25.8%Hard
Array, Binary Indexed Tree +3· 1 company
2931. Maximum Spending After Buying ItemsVideo
Solution60.5%Hard
Array, Greedy +3· 2 companies
2935. Maximum Strong Pair XOR IIVideo
Solution32.9%Hard
Array, Bit Manipulation +3· 1 company
2940. Find Building Where Alice and Bob Can MeetVideo
Solution52.3%Hard
Array, Binary Indexed Tree +5· 5 companies
2941. Maximum GCD-Sum of a SubarrayVideoPremium
Solution39.9%Hard
Array, Binary Search +2· 1 company
2945. Find Maximum Non-decreasing Array LengthVideo
Solution19.2%Hard
Array, Binary Search +5· 4 companies
2954. Count the Number of Infection SequencesVideo
Solution36.7%Hard
Array, Combinatorics +1· 6 companies
2963. Count the Number of Good PartitionsVideo
Solution49.3%Hard
Array, Combinatorics +2· 1 company
2968. Apply Operations to Maximize Frequency ScoreVideo
Solution39.3%Hard
Array, Binary Search +3· 3 companies
2969. Minimum Number of Coins for Fruits IIVideoPremium
Solution49.2%Hard
Array, Dynamic Programming +3
2972. Count the Number of Incremovable Subarrays IIVideo
Solution39.8%Hard
Array, Binary Search +1· 3 companies
2977. Minimum Cost to Convert String IIVideo
Solution59.1%Hard
Array, Dynamic Programming +4· 4 companies
3009. Maximum Number of Intersections on the ChartVideoPremium
Solution45.5%Hard
Array, Binary Indexed Tree +2· 1 company
3013. Divide an Array Into Subarrays With Minimum Cost IIVideo
Solution54.7%Hard
Array, Hash Table +2· 4 companies
3018. Maximum Number of Removal Queries That Can Be Processed IVideoPremium
Solution44.8%Hard
Array, Dynamic Programming
3022. Minimize OR of Remaining Elements Using OperationsVideo
Solution30.2%Hard
Array, Bit Manipulation +1· 1 company
3027. Find the Number of Ways to Place People IIVideo
Solution64.4%Hard
Array, Enumeration +3· 3 companies
3036. Number of Subarrays That Match a Pattern IIVideo
Solution34.1%Hard
Array, Hash Function +2· 2 companies
3037. Find Pattern in Infinite Stream IIVideoPremium
–68.1%Hard
Array, Hash Function +3· 1 company
3041. Maximize Consecutive Elements in an Array After ModificationVideo
Solution33.7%Hard
Array, Dynamic Programming +1· 1 company
3045. Count Prefix and Suffix Pairs IIVideo
Solution28.2%Hard
Array, Hash Function +4· 4 companies
3049. Earliest Second to Mark Indices IIVideo
Solution22.6%Hard
Array, Binary Search +2· 2 companies
3068. Find the Maximum Sum of Node ValuesVideo
Solution69.5%Hard
Array, Bit Manipulation +4· 4 companies
3072. Distribute Elements Into Two Arrays IIVideo
Solution32.1%Hard
Array, Binary Indexed Tree +2· 2 companies
3077. Maximum Strength of K Disjoint SubarraysVideo
Solution28.2%Hard
Array, Dynamic Programming +1· 2 companies
3082. Find the Sum of the Power of All SubsequencesVideo
Solution38.7%Hard
Array, Dynamic Programming· 2 companies
3086. Minimum Moves to Pick K OnesVideo
Solution21.6%Hard
Array, Greedy +2· 1 company
3093. Longest Common Suffix QueriesVideo
Solution52.8%Hard
Array, String +1· 2 companies
3098. Find the Sum of Subsequence PowersVideo
Solution25.1%Hard
Array, Dynamic Programming +1· 1 company
3102. Minimize Manhattan DistancesVideo
Solution32.9%Hard
Array, Geometry +3
3108. Minimum Cost Walk in Weighted GraphVideo
Solution68.3%Hard
Array, Bit Manipulation +2· 6 companies
3113. Find the Number of Subarrays Where Boundary Elements Are MaximumVideo
Solution34.2%Hard
Array, Binary Search +2· 2 companies
3116. Kth Smallest Amount With Single Denomination CombinationVideo
Solution50.3%Hard
Array, Binary Search +4
3117. Minimum Sum of Values by Dividing ArrayVideo
Solution28.5%Hard
Array, Binary Search +4· 1 company
3134. Find the Median of the Uniqueness ArrayVideo
Solution30.0%Hard
Array, Binary Search +2· 2 companies
Showing 351–400 of 578