LeetCode The Hard Way

FreshWorks

10 problems

ProblemDifficultyFrequency Topics
3. Longest Substring Without Repeating CharactersMedium100%
Hash TableStringSliding Window
20. Valid ParenthesesEasy100%
StringStackBracket Sequences
Meeting Rooms IIMedium92%
ArrayTwo PointersGreedySortingHeap (Priority Queue)Prefix Sum
23. Merge k Sorted ListsHard92%
Linked ListDivide and ConquerHeap (Priority Queue)Merge SortTournament Sort
11. Container With Most WaterMedium80.7%
ArrayTwo PointersGreedy
49. Group AnagramsMedium80.7%
ArrayHash TableStringSorting
Remove Duplicates from Sorted Array IIMedium80.7%
ArrayTwo Pointers
238. Product of Array Except SelfMedium80.7%
ArrayPrefix Sum
33. Search in Rotated Sorted ArrayMedium80.7%
ArrayBinary Search
1. Two SumEasy80.7%
ArrayHash Table
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