LeetCode The Hard Way

Bloomberg

1239 problems

ProblemDifficultyFrequency Topics
848. Shifting LettersMedium8.3%
ArrayStringPrefix Sum
1052. Grumpy Bookstore OwnerMedium8.3%
ArraySliding Window
747. Largest Number At Least Twice of OthersEasy8.3%
ArraySorting
2179. Count Good Triplets in an ArrayHard8.3%
ArrayBinary SearchDivide and ConquerBinary Indexed TreeSegment TreeMerge SortOrdered Set
2176. Count Equal and Divisible Pairs in an ArrayEasy8.3%
Array
2109. Adding Spaces to a StringMedium8.3%
ArrayTwo PointersStringSimulation
2845. Count of Interesting SubarraysMedium8.3%
ArrayHash TablePrefix Sum
2259. Remove Digit From Number to Maximize ResultEasy8.3%
StringGreedyEnumeration
2337. Move Pieces to Obtain a StringMedium8.3%
Two PointersString
1128. Number of Equivalent Domino PairsEasy8.3%
ArrayHash TableCounting
2071. Maximum Number of Tasks You Can AssignHard8.3%
ArrayTwo PointersBinary SearchGreedyQueueSortingMonotonic Queue
Dungeon GameHard8.3%
ArrayDynamic ProgrammingMatrix
3557. Find Maximum Number of Non Intersecting SubstringsMedium8.3%
Hash TableStringDynamic ProgrammingGreedy
3547. Maximum Sum of Edge Values in a GraphHard8.3%
MathGreedyGraph Theory
1298. Maximum Candies You Can Get from BoxesHard8.3%
ArrayBreadth-First SearchGraph Theory
3403. Find the Lexicographically Largest String From the Box IMedium8.3%
Two PointersStringEnumeration
2170. Minimum Operations to Make the Array AlternatingMedium8.3%
ArrayHash TableGreedyCounting
862. Shortest Subarray with Sum at Least KHard8.3%
ArrayBinary SearchQueueSliding WindowHeap (Priority Queue)Prefix SumMonotonic Queue
2000. Reverse Prefix of WordEasy8.3%
Two PointersStringStack
3445. Maximum Difference Between Even and Odd Frequency IIHard8.3%
StringSliding WindowEnumerationPrefix Sum
3423. Maximum Difference Between Adjacent Elements in a Circular ArrayEasy8.3%
Array
2359. Find Closest Node to Given Two NodesMedium8.3%
Depth-First SearchGraph Theory
3582. Generate Tag for Video CaptionEasy8.3%
StringSimulation
2081. Sum of k-Mirror NumbersHard8.3%
MathEnumeration
2807. Insert Greatest Common Divisors in Linked ListMedium8.3%
Linked ListMathNumber Theory
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