Indian

Paytm 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
30
Easy
6
Medium
23
Hard
1
Mapped to chapter
15

Array

18 problems

Easy 3

1Two Sum★ also at:DelhiveryFlipkartFractal Analytics Also at 47 moreFreshworksJioJuspayMeeshoOlaPhonePeSwiggyZohoAdobeAirbnbAmazonAMDAppleAtlassianAutodeskBloombergByteDanceCiscoDellDoorDashDropboxeBayEpic SystemsExpediaGoogleIntelIntuitJane StreetJPMorganLyftMetaMicrosoftMorgan StanleyNVIDIAPayPalQualcommRobloxSAPSplunkSpotifyTargetToastTwilioVisaVMwareWalmart Global TechYelp EasyChapter
2475Number of Unequal Triplets in ArrayEasy—
2903Find Indices With Index and Value Difference IEasy—

Medium 14

11Container With Most Water★ also at:AirtelDream11Flipkart Also at 24 moreFreshworksGrowwMyntraOYORazorpayAdobeAmazonAppleAtlassianBloombergByteDanceCitadelGoldman SachsGoogleIntelLyftMetaMicrosoftOktaPayPalQualcommSAPTeslaVMware MediumChapter
153Sumalso at:Dream11FlipkartMeesho Also at 31 moreMyntraPhonePeZohoZomatoAdobeAmazonAMDAppleAtlassianAutodeskBloombergByteDanceCiscoCitadelCloudflareeBayGoldman SachsGoogleIntuitMetaMicrosoftMorgan StanleyNVIDIAPayPalQualcommSplunkTeslaVisaVMwareWalmart Global TechZoom MediumChapter
31Next Permutationalso at:AirtelCure.fitFlipkart Also at 11 moreMeeshoAdobeAmazonBloombergByteDanceDoorDasheBayGoogleIntuitMetaMicrosoft Medium—
33Search in Rotated Sorted Array★ also at:FlipkartFreshworksMyntra Also at 20 moreNaviAdobeAmazonArista NetworksAutodeskBloombergByteDanceCiscoeBayGoldman SachsGoogleLinkedInMetaMicrosoftMongoDBNetflixPayPalSAPVMwareZscaler MediumChapter
79Word Search★ also at:FreshworksAdobeAmazon Also at 17 moreArista NetworksAtlassianBloombergByteDanceCiscoCitadelEpic SystemsGoogleLyftMetaMicrosoftMorgan StanleyNetflixPayPalSnapUberVMware MediumChapter
122Best Time to Buy and Sell Stock IIalso at:GrowwNaviAdobe Also at 7 moreAmazonAppleCitadelGoogleMetaMicrosoftToast Medium—
128Longest Consecutive Sequence★ also at:MyntraPhonePeSwiggy Also at 17 moreAdobeAmazonAppleAtlassianBloombergChimeCiscoGoogleMetaMicrosoftNVIDIAOktaPayPalRakutenRobloxSpotifyUber MediumChapter
153Find Minimum in Rotated Sorted Arrayalso at:FlipkartAmazonBloomberg Also at 6 moreeBayGoogleMetaMicrosoftTeslaVMware MediumChapter
179Largest Numberalso at:MyntraNykaaZoho Also at 4 moreAmazonByteDanceGoogleMicrosoft Medium—
238Product of Array Except Selfalso at:FlipkartFractal AnalyticsFreshworks Also at 22 moreZohoAdobeAmazonAppleAutodeskBloombergByteDanceChimeDiscordeBayGoogleIntelIntuitLyftMetaMicrosoftOktaPayPalSAPSnapSplunkVMware MediumChapter
907Sum of Subarray Minimumsalso at:FlipkartAmazonBloomberg Also at 3 moreGoogleMicrosoftMorgan Stanley Medium—
2401Longest Nice Subarrayalso at:Amazon Medium—
2439Minimize Maximum of Arrayalso at:Microsoft Medium—
2905Find Indices With Index and Value Difference IIMedium—

Hard 1

42Trapping Rain Wateralso at:FlipkartGrowwInMobi Also at 34 moreMyntraNaviPhonePeSwiggyUrban CompanyZohoAdobeAirbnbAmazonAtlassianBloombergByteDanceCitadelCrowdStrikeDocuSigneBayGoldman SachsGoogleIntelIntuitLyftMetaMicrosoftNVIDIAOpenAIPayPalQualcommRakutenRobloxSAPSnowflakeTeslaWalmart Global TechX (Twitter) HardChapter

Hash Table

3 problems

Medium 3

3Longest Substring Without Repeating Charactersalso at:AirtelDream11Flipkart Also at 45 moreFractal AnalyticsFreshworksJuspayMyntraSwiggyUrban CompanyZohoZomatoAdobeAmazonAMDAppleArista NetworksAtlassianBloombergByteDanceCiscoDellDocuSignDuolingoeBayGoogleIntelIntuitJPMorganLinkedInMetaMicrosoftMorgan StanleyNetflixNVIDIAPayPalQualcommRakutenRipplingRobloxSalesforceSAPSpotifyTeslaToastVisaVMwareYelpZoom MediumChapter
142Linked List Cycle II★ also at:AirtelCoinDCXDelhivery Also at 7 moreAdobeAmazonAutodeskBloombergeBayGoogleMicrosoft MediumChapter
2950Number of Divisible Substringsalso at:Wayfair Medium—

Two Pointers

3 problems

Medium 3

5Longest Palindromic Substring★ also at:FlipkartFractal AnalyticsInfo Edge (Naukri) Also at 26 morePhonePeSwiggyAdobeAmazonAppleArista NetworksAutodeskBloombergCiscoDoorDashDuolingoeBayEpic SystemsGoogleMetaMicrosoftMorgan StanleyNVIDIAPalantirPayPalSAPTeslaUberVisaVMwareWalmart Global Tech MediumChapter
151Reverse Words in a Stringalso at:NykaaAmazonApple Also at 11 moreBloombergChimeCiscoDeliverooGoogleIntelMetaMicrosoftSnapVMwareYelp Medium—
443String Compressionalso at:AmazonCrowdStrikeeBay Also at 13 moreGoldman SachsGoogleLyftMetaMicrosoftMongoDBPalantirRakutenSalesforceSAPSnapSpotifyYelp Medium—

Misc

6 problems

Easy 3

20Valid Parentheses★ also at:CoinDCXFlipkartFreshworks Also at 36 moreGrowwJioPhonePeSwiggyAdobeAirbnbAmazonAutodeskBloombergCiscoCrowdStrikeDelleBayEpic SystemsGoogleIntelIntuitJane StreetLinkedInLyftMetaMicrosoftNetflixNVIDIAPayPalQualcommRobloxSAPSplunkSpotifyTargetTeslaToastTwilioVMwareX (Twitter) EasyChapter
206Reverse Linked List★ also at:GrowwJioAdobe Also at 19 moreAmazonAppleBloombergByteDanceCiscoeBayGoogleLINELinkedInMetaMicrosoftQualcommSAPSnapSpotifyTeslaVMwareX (Twitter)Yelp EasyChapter
1047Remove All Adjacent Duplicates In Stringalso at:AmazonBloombergCisco Also at 2 moreGoogleMeta Easy—

Medium 3

155Min Stack★ also at:FlipkartAdobeAmazon Also at 13 moreAppleBloombergChimeDiscordeBayGoogleIntelIntuitLyftMetaMicrosoftNVIDIASnap MediumChapter
176Second Highest Salaryalso at:MeeshoAdobeAmazon Also at 5 moreBloombergeBayGoogleMetaMicrosoft Medium—
2721Execute Asynchronous Functions in ParallelMedium—