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Array2,209 String870 Hash Table786 Math682 Dynamic Programming666 Sorting504 Greedy480 Binary Search352 Depth-First Search335 Database303 Bit Manipulation283 Matrix278 Tree261 Breadth-First Search255 Two Pointers249 All topics

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TitleSolutionAcceptDifficultyTopics

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

3072. Distribute Elements Into Two Arrays IIVideo

Solution32.1%Hard

Array, Binary Indexed Tree +2· 2 companies

3073. Maximum Increasing Triplet ValueVideoPremium

Solution35.7%Medium

Array, Ordered Set· 1 company

3074. Apple Redistribution into BoxesVideo

Solution78.5%Easy

Array, Greedy +1· 3 companies

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

3077. Maximum Strength of K Disjoint SubarraysVideo

Solution28.2%Hard

Array, Dynamic Programming +1· 2 companies

3078. Match Alphanumerical Pattern in Matrix IVideoPremium

Solution64.6%Medium

Array, Hash Table +2· 2 companies

3079. Find the Sum of Encrypted IntegersVideo

Solution74.7%Easy

Array, Math· 1 company

3080. Mark Elements on Array by Performing QueriesVideo

Solution49.1%Medium

Array, Hash Table +3· 2 companies

3081. Replace Question Marks in String to Minimize Its ValueVideo

Solution29.6%Medium

Counting, Greedy +4· 1 company

3082. Find the Sum of the Power of All SubsequencesVideo

Solution38.7%Hard

Array, Dynamic Programming· 2 companies

3083. Existence of a Substring in a String and Its ReverseVideo

Solution66.6%Easy

Hash Table, String· 1 company

3084. Count Substrings Starting and Ending with Given CharacterVideo

Solution50.5%Medium

Counting, Math +1

3085. Minimum Deletions to Make String K-SpecialVideo

Solution67.2%Medium

Counting, Greedy +3· 3 companies

3086. Minimum Moves to Pick K OnesVideo

Solution21.6%Hard

Array, Greedy +2· 1 company

3087. Find Trending HashtagsVideoPremium

Solution62.0%Medium

3088. Make String Anti-palindromeVideoPremium

Solution46.6%Hard

Counting Sort, Greedy +2· 1 company

3090. Maximum Length Substring With Two OccurrencesVideo

Solution77.4%Easy

Hash Table, Sliding Window +1· 2 companies

3091. Apply Operations to Make Sum of Array Greater Than or Equal to kVideo

Solution44.2%Medium

Enumeration, Greedy +1· 2 companies

3092. Most Frequent IDsVideo

Solution43.0%Medium

Array, Hash Table +2· 2 companies

3093. Longest Common Suffix QueriesVideo

Solution52.8%Hard

Array, String +1· 2 companies

3094. Guess the Number Using Bitwise Questions IIVideoPremium

Solution81.8%Medium

Bit Manipulation, Interactive

3095. Shortest Subarray With OR at Least K IVideo

Solution44.9%Easy

Array, Bit Manipulation +1· 1 company

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

3098. Find the Sum of Subsequence PowersVideo

Solution25.1%Hard

Array, Dynamic Programming +1· 1 company

3099. Harshad NumberVideo

Solution83.4%Easy

Math· 1 company

3100. Water Bottles IIVideo

Solution78.2%Medium

Math, Simulation· 3 companies

3101. Count Alternating SubarraysVideo

Solution57.6%Medium

Array, Math· 1 company

3102. Minimize Manhattan DistancesVideo

Solution32.9%Hard

Array, Geometry +3

3103. Find Trending Hashtags II VideoPremium

Solution66.2%Hard

3104. Find Longest Self-Contained SubstringVideoPremium

Solution58.6%Hard

Binary Search, Hash Table +2· 1 company

3105. Longest Strictly Increasing or Strictly Decreasing SubarrayVideo

Solution64.9%Easy

Array· 7 companies

3106. Lexicographically Smallest String After Operations With ConstraintVideo

Solution62.3%Medium

Greedy, String· 1 company

3107. Minimum Operations to Make Median of Array Equal to KVideo

Solution47.7%Medium

Array, Greedy +1· 1 company

3108. Minimum Cost Walk in Weighted GraphVideo

Solution68.3%Hard

Array, Bit Manipulation +2· 6 companies

3109. Find the Index of PermutationVideoPremium

Solution37.1%Medium

Array, Binary Indexed Tree +5

3110. Score of a StringVideo

Solution91.4%Easy

String· 5 companies

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

3113. Find the Number of Subarrays Where Boundary Elements Are MaximumVideo

Solution34.2%Hard

Array, Binary Search +2· 2 companies

3114. Latest Time You Can Obtain After Replacing CharactersVideo

Solution35.4%Easy

Enumeration, String· 1 company

3115. Maximum Prime DifferenceVideo

Solution59.3%Medium

Array, Math +1· 1 company

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

3118. Friday Purchase III VideoPremium

Solution55.4%Medium

3119. Maximum Number of Potholes That Can Be FixedVideoPremium

Solution53.3%Medium

Greedy, Sorting +1· 2 companies

3120. Count the Number of Special Characters IVideo

Solution77.2%Easy

Hash Table, String· 3 companies

Showing 3,051–3,100 of 4,009