Indian

Airtel 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
19
Easy
4
Medium
14
Hard
1
Mapped to chapter
9

Array

13 problems

Easy 3

118Pascal's Trianglealso at:AdobeAmazonBloomberg Also at 4 moreGoogleMetaMicrosoftX (Twitter) Easy—
119Pascal's Triangle IIalso at:GoogleMicrosoft Easy—
121Best Time to Buy and Sell Stockalso at:FlipkartGrowwJio Also at 39 moreMyntraOlaPhonePeSwiggyTiger AnalyticsZohoAdobeAmazonAppleAtlassianBloombergByteDanceCiscoCitadelCoinbaseGoldman SachsGoogleInstacartIntuitJPMorganLyftMetaMicrosoftMorgan StanleyNetflixNVIDIAPayPalRakutenRobinhoodSAPSnapTargetTeslaToastTwo SigmaUberVisaVMwareWalmart Global Tech Easy—

Medium 9

11Container With Most Water★ also at:Dream11FlipkartFreshworks Also at 24 moreGrowwMyntraOYOPaytmRazorpayAdobeAmazonAppleAtlassianBloombergByteDanceCitadelGoldman SachsGoogleIntelLyftMetaMicrosoftOktaPayPalQualcommSAPTeslaVMware MediumChapter
31Next Permutationalso at:Cure.fitFlipkartMeesho Also at 11 morePaytmAdobeAmazonBloombergByteDanceDoorDasheBayGoogleIntuitMetaMicrosoft Medium—
34Find First and Last Position of Element in Sorted Arrayalso at:AmazonAppleAtlassian Also at 10 moreBloombergByteDanceGoogleInstacartLinkedInMetaMicrosoftNianticPayPalWise Medium—
56Merge Intervalsalso at:Cars24FlipkartJuspay Also at 46 moreOYOPhonePeRazorpayZohoZomatoAdobeAmazonAMDAppleAtlassianAutodeskBloombergByteDanceCiscoCitadelCrowdStrikeDatabricksDocuSignDoorDashDropboxeBayExpediaGoldman SachsGoogleInstacartMetaMicrosoftMorgan StanleyNetflixOktaPalantirPayPalQualcommRipplingRobloxSAPSnapTargetTeslaToastUberVisaVMwareWalmart Global TechX (Twitter)Yelp MediumChapter
240Search a 2D Matrix IIalso at:InMobiOlaOYO Also at 11 moreZomatoAdobeAmazonBloombergByteDanceCitadeleBayGoogleMicrosoftPayPalSnap Medium—
560Subarray Sum Equals K★ also at:FlipkartSwiggyZoho Also at 20 moreAdobeAmazonAMDAppleBloombergCiscoDeliverooeBayGoogleJPMorganMetaMicrosoftNianticPayPalQualcommSnapTeslaTwilioVisaWalmart Global Tech MediumChapter
1254Number of Closed Islandsalso at:GoogleMicrosoft MediumChapter
1310XOR Queries of a SubarrayMedium—
2971Find Polygon With the Largest PerimeterMedium—

Hard 1

1235Maximum Profit in Job Schedulingalso at:FlipkartMeeshoOYO Also at 13 morePhonePeSwiggyAirbnbAmazonBloombergByteDanceDatabricksDocuSignDoorDashGoogleMicrosoftPayPalSnowflake Hard—

Hash Table

3 problems

Medium 3

3Longest Substring Without Repeating Charactersalso at:Dream11FlipkartFractal Analytics Also at 45 moreFreshworksJuspayMyntraPaytmSwiggyUrban CompanyZohoZomatoAdobeAmazonAMDAppleArista NetworksAtlassianBloombergByteDanceCiscoDellDocuSignDuolingoeBayGoogleIntelIntuitJPMorganLinkedInMetaMicrosoftMorgan StanleyNetflixNVIDIAPayPalQualcommRakutenRipplingRobloxSalesforceSAPSpotifyTeslaToastVisaVMwareYelpZoom MediumChapter
142Linked List Cycle II★ also at:CoinDCXDelhiveryPaytm Also at 7 moreAdobeAmazonAutodeskBloombergeBayGoogleMicrosoft MediumChapter
451Sort Characters By Frequencyalso at:FlipkartAmazonGoogle Also at 3 moreMetaMicrosoftTarget MediumChapter

Misc

3 problems

Easy 1

703Kth Largest Element in a Streamalso at:AdobeArista NetworksAtlassian Also at 2 moreeBayGoogle EasyChapter

Medium 2

22Generate Parenthesesalso at:FlipkartMyntraZoho Also at 14 moreAdobeAmazonBloombergByteDanceGoogleIntuitLyftMetaMicrosoftMorgan StanleyNetflixQualcommSalesforceSpotify Medium—
71Simplify Pathalso at:AdobeAmazonArista Networks Also at 9 moreBloombergByteDanceCitadelGoogleMetaMicrosoftOpenAISnowflakeTesla MediumChapter