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Bit Manipulation 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 · 129 results

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TitleSolutionAcceptDifficultyTopics

1738. Find Kth Largest XOR Coordinate ValueVideo

Solution64.3%Medium

Array, Bit Manipulation +6· 1 company

1829. Maximum XOR for Each QueryVideo

Solution84.7%Medium

Array, Bit Manipulation +1· 2 companies

1908. Game of NimVideoPremium

Solution62.4%Medium

Array, Bit Manipulation +4

1915. Number of Wonderful SubstringsVideo

Solution66.8%Medium

Bit Manipulation, Hash Table +2· 2 companies

1930. Unique Length-3 Palindromic SubsequencesVideo

Solution73.8%Medium

Bit Manipulation, Hash Table +2· 6 companies

1947. Maximum Compatibility Score SumVideo

Solution65.0%Medium

Array, Backtracking +3· 1 company

1986. Minimum Number of Work Sessions to Finish the TasksVideo

Solution35.3%Medium

Array, Backtracking +3· 2 companies

2002. Maximum Product of the Length of Two Palindromic SubsequencesVideo

Solution63.0%Medium

Backtracking, Bit Manipulation +3· 2 companies

2044. Count Number of Maximum Bitwise-OR SubsetsVideo

Solution89.5%Medium

Array, Backtracking +2· 7 companies

2128. Remove All Ones With Row and Column FlipsVideoPremium

Solution76.2%Medium

Array, Bit Manipulation +2· 1 company

2135. Count Words Obtained After Adding a LetterVideo

Solution44.0%Medium

Array, Bit Manipulation +3· 1 company

2152. Minimum Number of Lines to Cover PointsVideoPremium

Solution42.9%Medium

Array, Backtracking +6· 1 company

2174. Remove All Ones With Row and Column Flips IIVideoPremium

Solution67.2%Medium

Array, Bit Manipulation +2· 1 company

2184. Number of Ways to Build Sturdy Brick WallVideoPremium

Solution49.2%Medium

Array, Bit Manipulation +2· 2 companies

2212. Maximum Points in an Archery CompetitionVideo

Solution52.2%Medium

Array, Backtracking +2· 1 company

2275. Largest Combination With Bitwise AND Greater Than ZeroVideo

Solution81.0%Medium

Array, Bit Manipulation +2· 4 companies

2305. Fair Distribution of CookiesVideo

Solution69.8%Medium

Array, Backtracking +3· 2 companies

2317. Maximum XOR After Operations Video

Solution79.9%Medium

Array, Bit Manipulation +1· 2 companies

2397. Maximum Rows Covered by ColumnsVideo

Solution58.4%Medium

Array, Backtracking +3· 1 company

2401. Longest Nice SubarrayVideo

Solution64.8%Medium

Array, Bit Manipulation +1· 6 companies

2411. Smallest Subarrays With Maximum Bitwise ORVideo

Solution62.0%Medium

Array, Binary Search +2· 5 companies

2419. Longest Subarray With Maximum Bitwise ANDVideo

Solution65.4%Medium

Array, Bit Manipulation +1· 6 companies

2425. Bitwise XOR of All PairingsVideo

Solution66.9%Medium

Array, Bit Manipulation +1· 3 companies

2429. Minimize XORVideo

Solution62.4%Medium

Bit Manipulation, Greedy· 6 companies

2433. Find The Original Array of Prefix XorVideo

Solution88.0%Medium

Array, Bit Manipulation· 4 companies

2438. Range Product Queries of PowersVideo

Solution61.4%Medium

Array, Bit Manipulation +1· 5 companies

2505. Bitwise OR of All Subsequence SumsVideoPremium

Solution63.4%Medium

Array, Bit Manipulation +2· 1 company

2527. Find Xor-Beauty of ArrayVideo

Solution71.3%Medium

Array, Bit Manipulation +1· 1 company

2546. Apply Bitwise Operations to Make Strings EqualVideo

Solution42.6%Medium

Bit Manipulation, String· 1 company

2564. Substring XOR QueriesVideo

Solution36.1%Medium

Array, Bit Manipulation +2· 1 company

2568. Minimum Impossible ORVideo

Solution59.5%Medium

Array, Bit Manipulation +1· 1 company

2571. Minimum Operations to Reduce an Integer to 0Video

Solution63.5%Medium

Bit Manipulation, Dynamic Programming +1· 8 companies

2572. Count the Number of Square-Free SubsetsVideo

Solution27.1%Medium

Array, Bit Manipulation +3· 2 companies

2588. Count the Number of Beautiful SubarraysVideo

Solution54.7%Medium

Array, Bit Manipulation +2

2657. Find the Prefix Common Array of Two ArraysVideo

Solution88.3%Medium

Array, Bit Manipulation +1· 6 companies

2680. Maximum ORVideo

Solution43.5%Medium

Array, Bit Manipulation +2· 5 companies

2683. Neighboring Bitwise XORVideo

Solution79.8%Medium

Array, Bit Manipulation· 2 companies

2708. Maximum Strength of a GroupVideo

Solution25.6%Medium

Array, Backtracking +5

2741. Special PermutationsVideo

Solution29.4%Medium

Array, Bit Manipulation +2

2749. Minimum Operations to Make the Integer ZeroVideo

Solution58.2%Medium

Bit Manipulation, Brainteaser· 4 companies

2802. Find The K-th Lucky NumberVideoPremium

Solution76.1%Medium

Bit Manipulation, Math +1

2857. Count Pairs of Points With Distance kVideo

Solution32.9%Medium

Array, Bit Manipulation +1· 1 company

2871. Split Array Into Maximum Number of SubarraysVideo

Solution42.4%Medium

Array, Bit Manipulation +1

2939. Maximum Xor ProductVideo

Solution30.3%Medium

Bit Manipulation, Greedy +1· 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

3007. Maximum Number That Sum of the Prices Is Less Than or Equal to KVideo

Solution38.4%Medium

Binary Search, Bit Manipulation +1· 2 companies

3011. Find if Array Can Be SortedVideo

Solution66.4%Medium

Array, Bit Manipulation +1· 5 companies

3064. Guess the Number Using Bitwise Questions IVideoPremium

Solution89.0%Medium

Bit Manipulation, Interactive

3094. Guess the Number Using Bitwise Questions IIVideoPremium

Solution81.8%Medium

Bit Manipulation, Interactive

Showing 51–100 of 129