LeetCode The Hard Way

Bloomberg

1239 problems

ProblemDifficultyFrequency Topics
Strong Password CheckerHard8.3%
StringGreedyHeap (Priority Queue)
1592. Rearrange Spaces Between WordsEasy8.3%
String
2554. Maximum Number of Integers to Choose From a Range IMedium8.3%
ArrayHash TableBinary SearchGreedySorting
K Inverse Pairs ArrayHard8.3%
Dynamic Programming
1406. Stone Game IIIHard8.3%
ArrayMathDynamic ProgrammingMinimaxGame TheoryZero-Sum Game
2528. Maximize the Minimum Powered CityHard8.3%
ArrayBinary SearchGreedyQueueSliding WindowPrefix Sum
1984. Minimum Difference Between Highest and Lowest of K ScoresEasy8.3%
ArraySliding WindowSorting
849. Maximize Distance to Closest PersonMedium8.3%
Array
2215. Find the Difference of Two ArraysEasy8.3%
ArrayHash Table
3867. Sum of GCD of Formed PairsMedium8.3%
ArrayMathTwo PointersSortingSimulationNumber Theory
465. Optimal Account BalancingHard8.3%
ArrayDynamic ProgrammingBacktrackingBit ManipulationBitmask
Actors and Directors Who Cooperated At Least Three TimesEasy8.3%
Database
2013. Detect SquaresMedium8.3%
ArrayHash TableDesignCountingData Stream
2410. Maximum Matching of Players With TrainersMedium8.3%
ArrayTwo PointersGreedySorting
2958. Length of Longest Subarray With at Most K FrequencyMedium8.3%
ArrayHash TableSliding Window
1696. Jump Game VIMedium8.3%
ArrayDynamic ProgrammingQueueHeap (Priority Queue)Monotonic Queue
2213. Longest Substring of One Repeating CharacterHard8.3%
ArrayStringSegment TreeOrdered Set
3702. Longest Subsequence With Non-Zero Bitwise XORMedium8.3%
ArrayBit Manipulation
1377. Frog Position After T SecondsHard8.3%
TreeDepth-First SearchBreadth-First SearchGraph Theory
2607. Make K-Subarray Sums EqualMedium8.3%
ArrayMathGreedySortingNumber Theory
788. Rotated DigitsMedium8.3%
MathDynamic Programming
637. Average of Levels in Binary TreeEasy8.3%
TreeDepth-First SearchBreadth-First SearchBinary Tree
Data Stream as Disjoint IntervalsHard8.3%
Hash TableBinary SearchUnion-FindDesignData StreamOrdered Set
913. Cat and MouseHard8.3%
MathDynamic ProgrammingGraph TheoryTopological SortMemoizationMinimaxGame TheoryZero-Sum Game
1542. Find Longest Awesome SubstringHard8.3%
Hash TableStringBit Manipulation
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