PrepCode

Math

595 problems

Algorithms pattern questions across top companies

Timeframe:
Showing 595 questions
#2Add Two NumbersMediumlinked listNeetCodeAQR Capital ManagementAdobeAirbnb
#9Palindrome NumberEasymathWalkCCCAMDAccentureAmazon
#12Integer to RomanMediumhash tableWalkCCCAMDAdobeAgoda
#13Roman to IntegerEasyhash tableNeetCodeAMDAccentureAdobe
#43Multiply StringsMediummathNeetCodeAmazonBloombergByteDance
#60Permutation SequenceHardmathWalkCCCAmazonBloombergGoogle
#70Climbing StairsEasymathNeetCodeAMDAccentureAccolite
#96Unique Binary Search TreesMediummathWalkCCCAmazonBloombergClari
#149Max Points on a LineHardarrayWalkCCCAmazonAppleBloomberg
#150Evaluate Reverse Polish NotationMediumarrayNeetCodeAmazonAndurilApollo.io
#168Excel Sheet Column TitleEasymathNeetCodeAccentureAmazonBloomberg
#189Rotate ArrayMediumarrayNeetCodeAccentureAmazonAmerican Express
#202Happy NumberEasyhash tableNeetCodeAccentureAgodaAirbnb
#224Basic CalculatorHardmathWalkCCCAdobeAmazonApple
#241Different Ways to Add ParenthesesMediummathWalkCCCAmazonBloombergDeutsche Bank
#264Ugly Number IIMediumhash tableWalkCCCAmazonBloombergGoogle
#273Integer to English WordsHardmathWalkCCCAmazonAppleBloomberg
#371Sum of Two IntegersMediummathNeetCodeAmazonBloombergGoogle
#380Insert Delete GetRandom O(1)MediumarrayWalkCCCAffirmAmazonApple
#381Insert Delete GetRandom O(1) - Duplicates allowedHardarrayWalkCCCAffirmAmazonBloomberg
#412Fizz BuzzEasymathWalkCCCAmazonAppleBloomberg
#441Arranging CoinsEasymathWalkCCCAmazonBloombergGoDaddy
#479Largest Palindrome ProductHardmathWalkCCCGoogleYahoo
#528Random Pick with WeightMediumarrayWalkCCCAmazonAppleBloomberg
#592Fraction Addition and SubtractionMediummathWalkCCCGoogleIXLTrilogy
#593Valid SquareMediummathWalkCCCGoogleMetaPure Storage
#598Range Addition IIEasyarrayWalkCCCAmazonBloombergIXL
#660Remove 9HardmathWalkCCCHouzz
#670Maximum SwapMediummathWalkCCCAccentureAmazonApple
#772Basic Calculator IIIHardmathWalkCCCAmazonAppleCoupang
Page 1 of 20