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155 problems

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Array1,212 Hash Table473 String437 Math331 Greedy330 Dynamic Programming327 Sorting302 Depth-First Search208 Binary Search189 Breadth-First Search166 Matrix163 Tree158 Prefix Sum155 Two Pointers150 Database137 All topics

Medium · 155 results

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TitleSolutionAcceptDifficultyTopics

4011. Count Subarrays With Even Odd Ratio IVideo

Solution60.6%Medium

Array, Binary Indexed Tree +4

4012. Count of Unfinished Tasks After Each ShiftVideo

Solution41.9%Medium

Array, Binary Search +1

4044. Count Good Cyclic RotationsVideo

Solution49.0%Medium

Array, Prefix Sum +1

4058. Maximum Pulse Value After One Subarray RotationVideo

–38.9%Medium

Array, Dynamic Programming +1

4063. Longest Subarray Divisible by K with At Most One Negation IVideo

Solution34.2%Medium

Array, Hash Table +1

Showing 151–155 of 155