Problem intelligence
Longest Substring Without Repeating Characters
MEDIUM · 98 companies · Hash Table · Sliding Window · String
Interview priority
75
high
Target overlap
0/0
Recency
100
Trend
49
Frequency
100
Company observations
Accentureolder78.4
Accentureall77
Accoliteolder88.4
Accoliteall78.7
Adobeolder70.9
Adobeall91.3
Agoda6m65
Agodaolder52.1
Agodaall65.2
Airtelolder88.6
Airtelall77.3
Akamaiolder72.2
Akamaiall64
Amazon30d84.9
Amazon90d82
Amazon6m81.6
Amazonolder84.1
Amazonall84.5
AMDall74.7
American Expressolder85.4
American Expressall78.5
Apple90d69
Apple6m64.8
Appleolder66
Appleall67
Arista Networksolder65.4
Arista Networksall59.8
athenahealtholder100
athenahealthall83.9
Atlassianolder34.4
Atlassianall40.8
BitGoolder69.8
BitGoall67
Bloomberg30d69.8
Bloomberg90d82.2
Bloomberg6m81.7
Bloombergolder84.1
Bloombergall85.1
BNY Mellonall64.2
Capgeminiolder66.5
Capgeminiall68
Ciscoolder69.6
Ciscoall69
Citigroupolder82.2
Citigroupall76.9
Cognizant90d100
Cognizant6m100
Cognizantolder82.6
Cognizantall87.3
Comcastolder73.5
Comcastall73.5
Coupangolder76.8
Coupangall73.9
DE Shawolder49.7
DE Shawall52.2
Dellolder69.2
Dellall66
Deloitte90d89.1
Deloitte6m92.1
Deloitteolder70.2
Deloitteall79.2
Docusignolder88.9
Docusignall81.7
DP worldolder87.7
DP worldall87.6
Dream11older76
Dream11all67.1
eBayolder70.7
eBayall63.5
EPAM Systems6m86.7
EPAM Systemsolder91.2
EPAM Systemsall96.2
Expediaolder68.1
Expediaall54.1
Flipkartolder61.2
Flipkartall52.9
Freechargeolder89.6
Freechargeall89.2
FreshWorksolder100
FreshWorksall100
Goldman Sachs90d66.3
Goldman Sachs6m59
Goldman Sachsolder62.7
Goldman Sachsall63.3
Google30d63.7
Google90d68.2
Google6m69.4
Googleolder72.2
Googleall72.5
HashedInolder77.1
HashedInall76.8
HCLolder80.5
HCLall78
IBM6m60.1
IBMolder92
IBMall87.5
Infosys90d87.4
Infosys6m96.5
Infosysolder91.5
Infosysall92.8
Intelolder66.1
Intelall65
Juspayolder49.9
Juspayall47.5
LinkedIn6m54.1
LinkedInolder22.9
LinkedInall32.1
Lyftolder57.6
Lyftall56
MakeMyTripall64.4
MAQ Softwareolder100
MAQ Softwareall77.6
Media.net6m100
Media.netall52.9
Meta30d63.8
Meta90d78
Meta6m75.5
Metaolder66.3
Metaall68.9
Microsoft30d75.6
Microsoft90d68.4
Microsoft6m76.3
Microsoftolder79.8
Microsoftall79.7
Morgan Stanleyolder71.5
Morgan Stanleyall70.1
Myntraolder86.5
Myntraall62.8
Nagarroolder100
Nagarroall66.9
NetAppall68.6
Netflix6m83.1
Netflixolder91.2
Netflixall89.7
Netskopeolder100
Netskopeall100
Nikeolder76.7
Nikeall76.3
Nutanixolder76
Nutanixall71.5
Nvidiaolder84.3
Nvidiaall83.6
Ola Cabs30d100
Optum90d100
Optum6m100
Optumall67.9
Oracleolder85.8
Oracleall84.7
Ozonolder73.7
Ozonall72.9
Palo Alto Networksolder76.4
Palo Alto Networksall71.1
PayPalolder69.5
PayPalall66.4
Paytmolder63.2
Paytmall69.3
persistent systemsolder77.6
persistent systemsall77.8
PornHubolder100
PornHuball86.5
Publicis Sapientolder88.3
Publicis Sapientall67.4
Qualcomm6m92
Qualcommolder84.3
Qualcommall90.5
Ripplingolder50.6
Ripplingall46.4
Robloxolder39.7
Robloxall37.4
Salesforceolder66.6
Salesforceall61.5
SAPolder67.6
SAPall66.6
ServiceNowolder97.5
ServiceNowall97.4
Snapolder52.8
Snapall44.9
Splunkolder87.7
Splunkall87.7
Spotify90d100
Spotify6m100
Spotifyolder70.8
Spotifyall84.7
Swiggyolder63.4
Swiggyall69.2
tcs30d58.2
tcs90d69.4
tcs6m69.7
tcsolder56.6
tcsall64.1
Tekionall63.5
Tesla6m80.9
Teslaolder56.4
Teslaall69.4
TikTokolder91.5
TikTokall87.2
Tinkoffolder74.7
Tinkoffall74.4
Turing6m89
Turingolder100
Turingall100
Twilioall63.8
Uberolder24.3
Uberall20.3
Virtusaolder100
Virtusaall76.9
Visa30d100
Visa90d80.9
Visa6m88.8
Visaolder90.3
Visaall95.5
VKolder70.5
VKall66
Walmart Labsolder100
Walmart Labsall100
Wipro6m100
Wiproall70.6
Wissen Technology6m100
Wissen Technologyall100
Yandex6m69.2
Yandexolder85.2
Yandexall83
Yelpall94.2
Zeptoolder74.5
Zeptoall74.3
Zetaolder78.1
Zetaall63.7
Zoho6m100
Zohoolder96.1
Zohoall97.8
Zomatoolder77.5
Zomatoall73.3
Why this score
high frequency100
recent activity100
unsolved100
Local progress
unseen