PrepCode

Hash Function

38 problems

Algorithms pattern questions across top companies

Timeframe:
Showing 38 questions
#214Shortest PalindromeHardstringWalkCCCAccentureAmazonBloomberg
#694Number of Distinct IslandsMediumarrayWalkCCCAmazonAndurilAurora
#1698Number of Distinct Substrings in a StringMediumstringWalkCCCBloombergDunzoIntuit
#3034Number of Subarrays That Match a Pattern IMediumarrayWalkCCCAutodeskCapital OnePinterest
#3036Number of Subarrays That Match a Pattern IIHardarrayWalkCCCAutodesk
#3042Count Prefix and Suffix Pairs IEasyarrayWalkCCCAutodeskBloombergCapital One
#3045Count Prefix and Suffix Pairs IIHardarrayWalkCCCAutodeskCapital OneUber
#2168Unique Substrings With Equal Digit FrequencyMediumhash tableWalkCCCExpedia
#3029Minimum Time to Revert Word to Initial State IMediumstringWalkCCCSprinklr
#3031Minimum Time to Revert Word to Initial State IIHardstringWalkCCCSprinklr
#572Subtree of Another TreeEasytreeNeetCodeAmazonBloombergGoogle
#187Repeated DNA SequencesMediumhash tableWalkCCCAmazonBloombergGoogle
#336Palindrome PairsHardarrayWalkCCCAirbnbAmazonGoldman Sachs
#705Design HashSetEasyarrayNeetCodeAmazonBloombergGoogle
#1044Longest Duplicate SubstringHardstringWalkCCCAmazonBloombergCoupang
#718Maximum Length of Repeated SubarrayMediumarrayWalkCCCAmazonBloombergCitadel
#1948Delete Duplicate Folders in SystemHardarrayWalkCCCAmazonBloombergBooking.com
#1062Longest Repeating SubstringMediumstringWalkCCCAmazonCoupangGoogle
#2430Maximum Deletions on a StringHardstringWalkCCCDE Shaw
#1554Strings Differ by One CharacterMediumhash tableWalkCCCAirbnb
#3291Minimum Number of Valid Strings to Form Target IMediumarrayWalkCCCMedia.net
#706Design HashMapEasyarrayNeetCodeAmazonAppleGoldman Sachs
#535Encode and Decode TinyURLMediumhash tableWalkCCCAmazonAppleBloomberg
#1461Check If a String Contains All Binary Codes of Size KMediumhash tableWalkCCCAmazonGoogleGrammarly
#2261K Divisible Elements SubarraysMediumarrayWalkCCCAmazonTuringUber
#3135Equalize Strings by Adding or Removing Characters at EndsMediumstringWalkCCCSalesforce
#3023Find Pattern in Infinite Stream IMediumarrayWalkCCCUber
#3037Find Pattern in Infinite Stream IIHardarrayWalkCCCUber
#1392Longest Happy PrefixHardstringWalkCCCAmazonAppleGoogle
#711Number of Distinct Islands IIHardarrayWalkCCCAmazonGoogle
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