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Quora LeetCode Questions 2026

Browse LeetCode problems frequently asked by Quora. Filter by difficulty and timeframe to focus your interview prep.

Last updated: 20 May 2026

ProblemDifficultyFrequencyTopics
Encode NumberMEDIUM
100%
MathStringBit Manipulation
1-bit and 2-bit CharactersEASY
100%
Array
Sort the Matrix DiagonallyMEDIUM
100%
ArraySortingMatrix
Maximum Number of Words You Can TypeEASY
100%
Hash TableString
Range Frequency QueriesMEDIUM
100%
ArrayHash TableBinary SearchDesignSegment Tree
Exam RoomMEDIUM
100%
DesignHeap (Priority Queue)Ordered Set
Subtract the Product and Sum of Digits of an IntegerEASY
100%
Math
Find Numbers with Even Number of DigitsEASY
100%
ArrayMath
Find the K-Beauty of a NumberEASY
100%
MathStringSliding Window
3Sum With MultiplicityMEDIUM
100%
ArrayHash TableTwo PointersSortingCounting
Substrings of Size Three with Distinct CharactersEASY
100%
Hash TableStringSliding WindowCounting
Get Biggest Three Rhombus Sums in a GridMEDIUM
100%
ArrayMathSortingHeap (Priority Queue)MatrixPrefix Sum
Construct Target Array With Multiple SumsHARD
100%
ArrayHeap (Priority Queue)
Finding Pairs With a Certain SumMEDIUM
100%
ArrayHash TableDesign
Subarray Sum Equals KMEDIUM
75%
ArrayHash TablePrefix Sum
Insert Delete GetRandom O(1)MEDIUM
87.5%
ArrayHash TableMathDesignRandomized
Text JustificationHARD
75%
ArrayStringSimulation
Longest Common PrefixEASY
62.5%
ArrayStringTrie
Serialize and Deserialize Binary TreeHARD
62.5%
StringTreeDepth-First SearchBreadth-First SearchDesignBinary Tree

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