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Problems

1,212 problems

Has videoPremium onlyReset
Array1,212Hash Table473String437Math331Greedy330Dynamic Programming327Sorting302Depth-First Search208Binary Search189Breadth-First Search166Matrix163Tree158Prefix Sum155Two Pointers150Database137All topics

Medium · 1,212 results

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TitleSolutionAcceptDifficultyTopics
2967. Minimum Cost to Make Array EqualindromicVideo
Solution23.4%Medium
Array, Binary Search +3· 1 company
2971. Find Polygon With the Largest PerimeterVideo
Solution65.7%Medium
Array, Greedy +2· 1 company
2975. Maximum Square Area by Removing Fences From a FieldVideo
Solution49.5%Medium
Array, Enumeration +1· 3 companies
2976. Minimum Cost to Convert String IVideo
Solution63.2%Medium
Array, Graph +2· 4 companies
2992. Number of Self-Divisible PermutationsVideoPremium
Solution72.0%Medium
Array, Backtracking +3· 1 company
2997. Minimum Number of Operations to Make Array XOR Equal to KVideo
Solution85.1%Medium
Array, Bit Manipulation· 3 companies
3001. Minimum Moves to Capture The QueenVideo
Solution22.3%Medium
Array, Enumeration· 2 companies
3002. Maximum Size of a Set After RemovalsVideo
Solution46.2%Medium
Array, Greedy +1· 2 companies
3004. Maximum Subtree of the Same ColorVideoPremium
Solution59.2%Medium
Array, Depth-First Search +2· 2 companies
3011. Find if Array Can Be SortedVideo
Solution66.4%Medium
Array, Bit Manipulation +1· 5 companies
3012. Minimize Length of Array Using OperationsVideo
Solution35.7%Medium
Array, Greedy +2· 4 companies
3020. Find the Maximum Number of Elements in SubsetVideo
Solution42.2%Medium
Array, Enumeration +1· 5 companies
3023. Find Pattern in Infinite Stream IVideoPremium
Solution57.5%Medium
Array, Hash Function +3· 1 company
3025. Find the Number of Ways to Place People IVideo
Solution64.0%Medium
Array, Enumeration +3· 4 companies
3026. Maximum Good Subarray SumVideo
Solution22.7%Medium
Array, Hash Table +1· 5 companies
3030. Find the Grid of Region AverageVideo
Solution43.0%Medium
Array, Matrix· 2 companies
3034. Number of Subarrays That Match a Pattern IVideo
Solution67.9%Medium
Array, Hash Function +2· 5 companies
3035. Maximum Palindromes After OperationsVideo
Solution47.2%Medium
Array, Counting +4· 8 companies
3039. Apply Operations to Make String EmptyVideo
Solution57.5%Medium
Array, Counting +2· 1 company
3040. Maximum Number of Operations With the Same Score IIVideo
Solution34.1%Medium
Array, Dynamic Programming +1· 1 company
3043. Find the Length of the Longest Common PrefixVideo
Solution62.1%Medium
Array, Hash Table +2· 17 companies
3044. Most Frequent PrimeVideo
Solution45.5%Medium
Array, Counting +5· 1 company
3047. Find the Largest Area of Square Inside Two RectanglesVideo
Solution66.9%Medium
Array, Geometry +1· 5 companies
3048. Earliest Second to Mark Indices IVideo
Solution37.3%Medium
Array, Binary Search· 1 company
3066. Minimum Operations to Exceed Threshold Value IIVideo
Solution45.8%Medium
Array, Heap (Priority Queue) +1· 4 companies
3067. Count Pairs of Connectable Servers in a Weighted Tree NetworkVideo
Solution55.6%Medium
Array, Depth-First Search +1· 2 companies
3070. Count Submatrices with Top-Left Element and Sum Less Than kVideo
Solution74.8%Medium
Array, Matrix +1· 2 companies
3071. Minimum Operations to Write the Letter Y on a GridVideo
Solution63.9%Medium
Array, Counting +2· 7 companies
3073. Maximum Increasing Triplet ValueVideoPremium
Solution35.7%Medium
Array, Ordered Set· 1 company
3075. Maximize Happiness of Selected ChildrenVideo
Solution58.7%Medium
Array, Greedy +1· 3 companies
3076. Shortest Uncommon Substring in an ArrayVideo
Solution50.8%Medium
Array, Hash Table +2· 3 companies
3078. Match Alphanumerical Pattern in Matrix IVideoPremium
Solution64.6%Medium
Array, Hash Table +2· 2 companies
3080. Mark Elements on Array by Performing QueriesVideo
Solution49.1%Medium
Array, Hash Table +3· 2 companies
3092. Most Frequent IDsVideo
Solution43.0%Medium
Array, Hash Table +2· 2 companies
3096. Minimum Levels to Gain More PointsVideo
Solution40.4%Medium
Array, Prefix Sum· 1 company
3097. Shortest Subarray With OR at Least K IIVideo
Solution50.5%Medium
Array, Bit Manipulation +1· 4 companies
3101. Count Alternating SubarraysVideo
Solution57.6%Medium
Array, Math· 1 company
3107. Minimum Operations to Make Median of Array Equal to KVideo
Solution47.7%Medium
Array, Greedy +1· 1 company
3109. Find the Index of PermutationVideoPremium
Solution37.1%Medium
Array, Binary Indexed Tree +5
3111. Minimum Rectangles to Cover PointsVideo
Solution63.2%Medium
Array, Greedy +1· 1 company
3112. Minimum Time to Visit Disappearing NodesVideo
Solution38.2%Medium
Array, Graph +2
3115. Maximum Prime DifferenceVideo
Solution59.3%Medium
Array, Math +1· 1 company
3122. Minimum Number of Operations to Satisfy ConditionsVideo
Solution42.4%Medium
Array, Dynamic Programming +1· 1 company
3128. Right TrianglesVideo
Solution48.5%Medium
Array, Combinatorics +3· 2 companies
3132. Find the Integer Added to Array IIVideo
Solution32.9%Medium
Array, Enumeration +2· 1 company
3143. Maximum Points Inside the SquareVideo
Solution39.9%Medium
Array, Binary Search +3· 1 company
3147. Taking Maximum Energy From the Mystic DungeonVideo
Solution61.0%Medium
Array, Prefix Sum· 5 companies
3148. Maximum Difference Score in a GridVideo
Solution48.4%Medium
Array, Dynamic Programming +1· 1 company
3152. Special Array IIVideo
Solution45.8%Medium
Array, Binary Search +1· 4 companies
3153. Sum of Digit Differences of All PairsVideo
Solution43.3%Medium
Array, Counting +2· 2 companies
Showing 851–900 of 1,212