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Problems

283 problems

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Array2,209String870Hash Table786Math682Dynamic Programming666Sorting504Greedy480Binary Search352Depth-First Search335Database303Bit Manipulation283Matrix278Tree261Breadth-First Search255Two Pointers249All topics

With video · 283 results

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TitleSolutionAcceptDifficultyTopics
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
2506. Count Pairs Of Similar StringsVideo
Solution73.7%Easy
Array, Bit Manipulation +3· 4 companies
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
2595. Number of Even and Odd BitsVideo
Solution73.4%Easy
Bit Manipulation· 1 company
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
2732. Find a Good Subset of the MatrixVideo
Solution45.4%Hard
Array, Bit Manipulation +2
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
2791. Count Paths That Can Form a Palindrome in a TreeVideo
Solution52.6%Hard
Bit Manipulation, Bitmask +3· 4 companies
2802. Find The K-th Lucky NumberVideoPremium
Solution76.1%Medium
Bit Manipulation, Math +1
2835. Minimum Operations to Form Subsequence With Target SumVideo
Solution32.5%Hard
Array, Bit Manipulation +1· 1 company
2836. Maximize Value of Function in a Ball Passing GameVideo
Solution31.3%Hard
Array, Bit Manipulation +1· 1 company
2857. Count Pairs of Points With Distance kVideo
Solution32.9%Medium
Array, Bit Manipulation +1· 1 company
2859. Sum of Values at Indices With K Set BitsVideo
Solution86.0%Easy
Array, Bit Manipulation· 1 company
2869. Minimum Operations to Collect ElementsVideo
Solution62.2%Easy
Array, Bit Manipulation +1· 1 company
2871. Split Array Into Maximum Number of SubarraysVideo
Solution42.4%Medium
Array, Bit Manipulation +1
2897. Apply Operations on Array to Maximize Sum of SquaresVideo
Solution73.9%Hard
Array, Bit Manipulation +2· 1 company
2917. Find the K-or of an ArrayVideo
Solution72.1%Easy
Array, Bit Manipulation· 1 company
2920. Maximum Points After Collecting Coins From All NodesVideo
Solution36.6%Hard
Array, Bit Manipulation +3· 1 company
2932. Maximum Strong Pair XOR IVideo
Solution76.0%Easy
Array, Bit Manipulation +3· 1 company
2935. Maximum Strong Pair XOR IIVideo
Solution32.9%Hard
Array, Bit Manipulation +3· 1 company
2939. Maximum Xor ProductVideo
Solution30.3%Medium
Bit Manipulation, Greedy +1· 4 companies
2959. Number of Possible Sets of Closing BranchesVideo
Solution51.2%Hard
Bit Manipulation, Enumeration +3· 3 companies
2980. Check if Bitwise OR Has Trailing ZerosVideo
Solution71.2%Easy
Array, Bit Manipulation· 1 company
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
3003. Maximize the Number of Partitions After OperationsVideo
Solution53.5%Hard
Bit Manipulation, Bitmask +2· 1 company
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
3022. Minimize OR of Remaining Elements Using OperationsVideo
Solution30.2%Hard
Array, Bit Manipulation +1· 1 company
3064. Guess the Number Using Bitwise Questions IVideoPremium
Solution89.0%Medium
Bit Manipulation, Interactive
3068. Find the Maximum Sum of Node ValuesVideo
Solution69.5%Hard
Array, Bit Manipulation +4· 4 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
3097. Shortest Subarray With OR at Least K IIVideo
Solution50.5%Medium
Array, Bit Manipulation +1· 4 companies
Showing 151–200 of 283