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Problems

129 problems

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Bit ManipulationArray1,212Hash Table473String437Math331Greedy330Dynamic Programming327Sorting302Depth-First Search208Binary Search189Breadth-First Search166Matrix163Tree158Prefix Sum155Two Pointers150Database137All topics

Medium · 129 results

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TitleSolutionAcceptDifficultyTopics
3097. Shortest Subarray With OR at Least K IIVideo
Solution50.5%Medium
Array, Bit Manipulation +1· 4 companies
3133. Minimum Array EndVideo
Solution55.5%Medium
Bit Manipulation· 4 companies
3191. Minimum Operations to Make Binary Array Elements Equal to One IVideo
Solution80.4%Medium
Array, Bit Manipulation +3· 6 companies
3211. Generate Binary Strings Without Adjacent ZerosVideo
Solution88.3%Medium
Backtracking, Bit Manipulation +1· 4 companies
3215. Count Triplets with Even XOR Set Bits IIVideoPremium
Solution62.0%Medium
Array, Bit Manipulation· 1 company
3309. Maximum Possible Number by Binary ConcatenationVideo
Solution64.9%Medium
Array, Bit Manipulation +1· 2 companies
3315. Construct the Minimum Bitwise Array IIVideo
Solution66.5%Medium
Array, Bit Manipulation· 4 companies
3344. Maximum Sized ArrayVideoPremium
Solution51.4%Medium
Binary Search, Bit Manipulation
3376. Minimum Time to Break Locks IVideo
Solution32.8%Medium
Array, Backtracking +4· 1 company
3393. Count Paths With the Given XOR ValueVideo
–40.6%Medium
Array, Bit Manipulation +2· 1 company
3513. Number of Unique XOR Triplets IVideo
Solution57.2%Medium
Array, Bit Manipulation +1· 1 company
3514. Number of Unique XOR Triplets IIVideo
Solution52.9%Medium
Array, Bit Manipulation +2· 1 company
3566. Partition Array into Two Equal Product SubsetsVideo
Solution35.1%Medium
Array, Bit Manipulation +2· 1 company
3568. Minimum Moves to Clean the ClassroomVideo
Solution58.7%Medium
Array, Bit Manipulation +3· 1 company
3595. Once TwicePremium
–76.1%Medium
Array, Bit Manipulation
3599. Partition Array to Minimize XORVideo
Solution41.2%Medium
Array, Bit Manipulation +2· 1 company
3644. Maximum K to Sort a PermutationVideo
Solution57.5%Medium
Array, Bit Manipulation· 1 company
3670. Maximum Product of Two Integers With No Common BitsVideo
–15.1%Medium
Array, Bit Manipulation +1
3702. Longest Subsequence With Non-Zero Bitwise XORVideo
Solution55.1%Medium
Array, Bit Manipulation
3755. Find Maximum Balanced XOR Subarray LengthVideo
Solution50.8%Medium
Array, Bit Manipulation +2
3766. Minimum Operations to Make Binary PalindromeVideo
Solution51.2%Medium
Array, Binary Search +2· 1 company
3811. Number of Alternating XOR PartitionsVideo
Solution27.3%Medium
Array, Bit Manipulation +2
3825. Longest Strictly Increasing Subsequence With Non-Zero Bitwise ANDVideo
Solution49.5%Medium
Array, Binary Search +2
3849. Maximum Bitwise XOR After RearrangementVideo
Solution70.4%Medium
Bit Manipulation, Greedy +1
3858. Minimum Bitwise OR From GridVideo
Solution27.5%Medium
Array, Bit Manipulation +2· 1 company
3877. Minimum Removals to Achieve Target XORVideo
Solution41.2%Medium
Array, Bit Manipulation +1
3882. Minimum XOR Path in a GridVideo
–39.5%Medium
Array, Bit Manipulation +2· 1 company
3955. Valid Binary Strings With Cost LimitVideo
Solution78.5%Medium
Backtracking, Bit Manipulation +2
4036. Lexicographically Largest String After Pair TransformationsVideo
Solution42.8%Medium
Array, Bit Manipulation +2
Showing 101–129 of 129