Big Tech

NVIDIA interview questions

Grouped by topic, sorted Easy → Medium → Hard, then by LeetCode ID. Click a problem to open it on LeetCode; the chapter column links to the handbook chapter that covers it.

Problems
26
Easy
7
Medium
15
Hard
4
Mapped to chapter
20

Array

16 problems

Easy 4

1Two Sum★ also at:AmazonAMDApple Also at 47 moreByteDanceCiscoDelleBayGoogleIntelMetaMicrosoftQualcommAdobeAirbnbAtlassianAutodeskBloombergDelhiveryDoorDashDropboxEpic SystemsExpediaFlipkartFractal AnalyticsFreshworksIntuitJane StreetJioJPMorganJuspayLyftMeeshoMorgan StanleyOlaPayPalPaytmPhonePeRobloxSAPSplunkSpotifySwiggyTargetToastTwilioVisaVMwareWalmart Global TechYelpZoho EasyChapter
88Merge Sorted Array★ also at:AmazonAMDApple Also at 15 moreByteDanceCiscoeBayGoogleMetaMicrosoftNetflixQualcommAdobeAtlassianBloombergLyftPayPalSwiggyVMware EasyChapter
121Best Time to Buy and Sell Stockalso at:AmazonAppleByteDance Also at 39 moreCiscoGoogleMetaMicrosoftNetflixTeslaAdobeAirtelAtlassianBloombergCitadelCoinbaseFlipkartGoldman SachsGrowwInstacartIntuitJioJPMorganLyftMorgan StanleyMyntraOlaPayPalPhonePeRakutenRobinhoodSAPSnapSwiggyTargetTiger AnalyticsToastTwo SigmaUberVisaVMwareWalmart Global TechZoho Easy—
1200Minimum Absolute Differencealso at:GoogleMetaMicrosoft Also at 2 moreBloombergPayPal Easy—

Medium 10

153Sumalso at:AmazonAMDApple Also at 31 moreByteDanceCiscoeBayGoogleMetaMicrosoftQualcommTeslaAdobeAtlassianAutodeskBloombergCitadelCloudflareDream11FlipkartGoldman SachsIntuitMeeshoMorgan StanleyMyntraPayPalPaytmPhonePeSplunkVisaVMwareWalmart Global TechZohoZomatoZoom MediumChapter
49Group Anagramsalso at:AmazonAppleCisco Also at 36 moreDelleBayGoogleMetaMicrosoftTeslaAdobeAtlassianAutodeskBloombergCitadelDocuSignDoorDashExpediaFreshworksGoldman SachsIntuitJioJPMorganMorgan StanleyMyntraNianticOktaPayPalPhonePeSalesforceSAPSnapTargetToastTwilioVMwareWalmart Global TechWayfairYelpZoho MediumChapter
75Sort Colorsalso at:AmazonCiscoeBay Also at 18 moreGoogleMetaMicrosoftAutodeskBloombergCars24DelhiveryFlipkartGrowwInfo Edge (Naukri)Morgan StanleyOlaPayPalPhonePeSwiggyTargetVMwareWalmart Global Tech MediumChapter
128Longest Consecutive Sequence★ also at:AmazonAppleCisco Also at 17 moreGoogleMetaMicrosoftAdobeAtlassianBloombergChimeMyntraOktaPayPalPaytmPhonePeRakutenRobloxSpotifySwiggyUber MediumChapter
198House Robber★ also at:AmazonByteDanceCisco Also at 24 moreeBayGoogleMetaMicrosoftTeslaAdobeAirbnbBloombergCars24CitadelCleartripCure.fitDatabricksDatadogExpediaFlipkartIntuitNianticOYOPayPalPhonePeSamsaraWalmart Global TechZoom MediumChapter
204Count Primesalso at:AmazoneBayGoogle Also at 6 moreIntelMicrosoftAdobeEpic SystemsSAPUber MediumChapter
287Find the Duplicate Numberalso at:AmazonCiscoeBay Also at 9 moreGoogleMetaMicrosoftAdobeBloombergCitadelFlipkartNianticVMware MediumChapter
300Longest Increasing Subsequence★ also at:AmazoneBayGoogle Also at 12 moreMetaMicrosoftAdobeAtlassianBloombergCitadelFreshworksIntuitLINEMorgan StanleyPayPalVMware MediumChapter
347Top K Frequent Elementsalso at:AmazonAMDApple Also at 27 moreByteDanceeBayGoogleMetaMicrosoftNetflixTeslaArista NetworksAtlassianBloombergDocuSignDropboxGoldman SachsInfo Edge (Naukri)IntuitPayPalRipplingRobinhoodSnapSnowflakeSpotifyTargetTiger AnalyticsToastUberVMwareYelp MediumChapter
2502Design Memory Allocatoralso at:AmazonQualcommCapital One Also at 3 moreOpenAIRobloxTwo Sigma Medium—

Hard 2

42Trapping Rain Wateralso at:AmazonByteDanceeBay Also at 34 moreGoogleIntelMetaMicrosoftQualcommTeslaAdobeAirbnbAtlassianBloombergCitadelCrowdStrikeDocuSignFlipkartGoldman SachsGrowwInMobiIntuitLyftMyntraNaviOpenAIPayPalPaytmPhonePeRakutenRobloxSAPSnowflakeSwiggyUrban CompanyWalmart Global TechX (Twitter)Zoho HardChapter
239Sliding Window Maximum★ also at:AmazonByteDanceCisco Also at 20 moreGoogleMetaMicrosoftAdobeAutodeskBloombergCitadelDeliverooDoorDashExpediaJPMorganJuspayLINELyftMongoDBOYOPhonePeRobloxVMwareWayfair HardChapter

String

3 problems

Easy 1

20Valid Parentheses★ also at:AmazonCiscoDell Also at 36 moreeBayGoogleIntelMetaMicrosoftNetflixQualcommTeslaAdobeAirbnbAutodeskBloombergCoinDCXCrowdStrikeEpic SystemsFlipkartFreshworksGrowwIntuitJane StreetJioLinkedInLyftPayPalPaytmPhonePeRobloxSAPSplunkSpotifySwiggyTargetToastTwilioVMwareX (Twitter) EasyChapter

Medium 1

93Restore IP Addressesalso at:AmazonMicrosoftAdobe Also at 2 moreArista NetworksVMware Medium—

Hard 1

761Special Binary Stringalso at:GoogleMicrosoft Hard—

Misc

7 problems

Easy 2

234Palindrome Linked Listalso at:AmazonAMDGoogle Also at 9 moreIntelMetaMicrosoftAdobeBloombergIntuitMorgan StanleySAPVMware EasyChapter
412Fizz Buzzalso at:AmazonAppleCisco Also at 8 moreGoogleMetaMicrosoftAdobeBloombergCitadelPayPalSpotify Easy—

Medium 4

3Longest Substring Without Repeating Charactersalso at:AmazonAMDApple Also at 45 moreByteDanceCiscoDelleBayGoogleIntelMetaMicrosoftNetflixQualcommTeslaAdobeAirtelArista NetworksAtlassianBloombergDocuSignDream11DuolingoFlipkartFractal AnalyticsFreshworksIntuitJPMorganJuspayLinkedInMorgan StanleyMyntraPayPalPaytmRakutenRipplingRobloxSalesforceSAPSpotifySwiggyToastUrban CompanyVisaVMwareYelpZohoZomatoZoom MediumChapter
5Longest Palindromic Substring★ also at:AmazonAppleCisco Also at 26 moreeBayGoogleMetaMicrosoftTeslaAdobeArista NetworksAutodeskBloombergDoorDashDuolingoEpic SystemsFlipkartFractal AnalyticsInfo Edge (Naukri)Morgan StanleyPalantirPayPalPaytmPhonePeSAPSwiggyUberVisaVMwareWalmart Global Tech MediumChapter
146LRU Cache★ also at:AmazonAMDApple Also at 59 moreByteDanceCiscoeBayGoogleIntelMetaMicrosoftNetflixQualcommTeslaAdobeArista NetworksAutodeskBloombergCitadelCloudflareCREDDelhiveryDocuSignDoorDashExpediaFlipkartGrowwIntuitJane StreetJPMorganLINELinkedInLyftMongoDBMorgan StanleyMyntraNianticNykaaOktaOlaPalantirPayPalPhonePeRakutenRazorpayRedditRipplingSalesforceSAPSnapSnowflakeSplunkSpotifySwiggyTargetToastTwilioUberVisaVMwareX (Twitter)ZoomZscaler MediumChapter
155Min Stack★ also at:AmazonAppleeBay Also at 13 moreGoogleIntelMetaMicrosoftAdobeBloombergChimeDiscordFlipkartIntuitLyftPaytmSnap MediumChapter

Hard 1

23Merge k Sorted Lists★ also at:AmazonAppleByteDance Also at 25 moreCiscoeBayGoogleMetaMicrosoftQualcommAdobeAirbnbBloombergCitadelCloudflareDeliverooDocuSignDoorDashFlipkartLyftMongoDBNianticNykaaOlaPalantirRipplingTwo SigmaVMwareX (Twitter) HardChapter