LeetCode The Hard Way

Goldman Sachs

246 problems

ProblemDifficultyFrequency Topics
3494. Find the Minimum Amount of Time to Brew PotionsMedium50.1%
ArraySimulationPrefix Sum
1094. Car PoolingMedium50.1%
ArraySortingHeap (Priority Queue)SimulationPrefix Sum
118. Pascal's TriangleEasy48.4%
ArrayDynamic Programming
Best Time to Buy and Sell Stock IIMedium48.4%
ArrayDynamic ProgrammingGreedy
347. Top K Frequent ElementsMedium48.4%
ArrayHash TableDivide and ConquerSortingHeap (Priority Queue)Bucket SortCountingQuickselect
706. Design HashMapEasy48.4%
ArrayHash TableLinked ListDesignHash Function
1109. Corporate Flight BookingsMedium48.4%
ArrayPrefix Sum
3001. Minimum Moves to Capture The QueenMedium48.4%
MathEnumeration
1209. Remove All Adjacent Duplicates in String IIMedium48.4%
StringStack
Permutations IIIMedium48.4%
ArrayBacktracking
215. Kth Largest Element in an ArrayMedium46.6%
ArrayDivide and ConquerSortingHeap (Priority Queue)Quickselect
Sliding Window MaximumHard46.6%
ArrayQueueSliding WindowHeap (Priority Queue)Monotonic QueueRange Minimum/Maximum Query
2438. Range Product Queries of PowersMedium46.6%
ArrayBit ManipulationPrefix Sum
1010. Pairs of Songs With Total Durations Divisible by 60Medium46.6%
ArrayHash TableCounting
1750. Minimum Length of String After Deleting Similar EndsMedium46.6%
Two PointersString
465. Optimal Account BalancingHard46.6%
ArrayDynamic ProgrammingBacktrackingBit ManipulationBitmask
1478. Allocate MailboxesHard46.6%
ArrayMathDynamic ProgrammingSorting
5. Longest Palindromic SubstringMedium44.5%
Two PointersStringDynamic ProgrammingManacher
2087. Minimum Cost Homecoming of a Robot in a GridMedium44.5%
ArrayGreedy
2154. Keep Multiplying Found Values by TwoEasy44.5%
ArrayHash TableSortingSimulation
238. Product of Array Except SelfMedium44.5%
ArrayPrefix Sum
2266. Count Number of TextsMedium44.5%
Hash TableMathStringDynamic Programming
2300. Successful Pairs of Spells and PotionsMedium44.5%
ArrayTwo PointersBinary SearchSorting
2420. Find All Good IndicesMedium44.5%
ArrayDynamic ProgrammingPrefix Sum
2446. Determine if Two Events Have ConflictEasy44.5%
ArrayString
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