LeetCode The Hard Way

Infosys

254 problems

ProblemDifficultyFrequency Topics
Maximum Average Subarray IEasy29.8%
ArraySliding Window
3987. Minimum Total Cost to Process All ElementsMedium29.8%
ArrayMathSimulation
2251. Number of Flowers in Full BloomHard29.8%
ArrayHash TableBinary SearchSortingPrefix SumOrdered Set
907. Sum of Subarray MinimumsMedium29.8%
ArrayDynamic ProgrammingStackMonotonic Stack
1081. Smallest Subsequence of Distinct CharactersMedium29.8%
StringStackGreedyMonotonic Stack
1856. Maximum Subarray Min-ProductMedium29.8%
ArrayStackMonotonic StackPrefix SumCartesian Tree
Perfect SquaresMedium29.8%
MathDynamic ProgrammingBreadth-First SearchKnapsack ProblemComplete Knapsack
27. Remove ElementEasy29.8%
ArrayTwo Pointers
Movie RatingMedium29.8%
Database
2653. Sliding Subarray BeautyMedium29.8%
ArrayHash TableSliding Window
1963. Minimum Number of Swaps to Make the String BalancedMedium29.8%
Two PointersStringStackGreedyBracket Sequences
1049. Last Stone Weight IIMedium29.8%
ArrayDynamic ProgrammingKnapsack Problem0-1 Knapsack
1749. Maximum Absolute Sum of Any SubarrayMedium29.8%
ArrayDynamic Programming
871. Minimum Number of Refueling StopsHard29.8%
ArrayDynamic ProgrammingGreedyHeap (Priority Queue)
188. Best Time to Buy and Sell Stock IVHard29.8%
ArrayDynamic Programming
1221. Split a String in Balanced StringsEasy29.8%
StringGreedyCounting
1005. Maximize Sum Of Array After K NegationsEasy29.8%
ArrayGreedySorting
1510. Stone Game IVHard29.8%
MathDynamic ProgrammingMinimaxGame TheoryNim GameSprague–Grundy TheoremZero-Sum Game
327. Count of Range SumHard29.8%
ArrayBinary SearchDivide and ConquerBinary Indexed TreeSegment TreeMerge SortOrdered SetTreap
3Sum ClosestMedium29.8%
ArrayTwo PointersSorting
523. Continuous Subarray SumMedium29.8%
ArrayHash TableMathPrefix SumPigeonhole Principle
1438. Longest Continuous Subarray With Absolute Diff Less Than or Equal to LimitMedium29.8%
ArrayQueueSliding WindowHeap (Priority Queue)Ordered SetMonotonic Queue
453. Minimum Moves to Equal Array ElementsMedium29.8%
ArrayMath
1217. Minimum Cost to Move Chips to The Same PositionEasy29.8%
ArrayMathGreedy
3702. Longest Subsequence With Non-Zero Bitwise XORMedium29.8%
ArrayBit Manipulation
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