Indian

InMobi 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
22
Easy
4
Medium
8
Hard
10
Mapped to chapter
12

String

6 problems

Easy 1

796Rotate Stringalso at:ZohoAmazonBloomberg Also at 4 moreeBayGoogleMetaMicrosoft EasyChapter

Hard 5

32Longest Valid Parenthesesalso at:FlipkartGrowwNykaa Also at 8 moreAdobeAmazonBloombergeBayGoogleIntuitMetaMicrosoft Hard—
44Wildcard Matchingalso at:ZohoAdobeAmazon Also at 8 moreBloombergByteDanceGoogleInstacartMicrosoftSnapTwo SigmaX (Twitter) Hard—
297Serialize and Deserialize Binary Treealso at:FlipkartAmazonCitadel Also at 10 moreDoorDasheBayGoogleIntuitMetaMicrosoftPayPalQualcommTeslaVMware HardChapter
488Zuma Gamealso at:PhonePe Hard—
664Strange Printeralso at:Salesforce HardChapter

Array

4 problems

Medium 2

63Unique Paths IIalso at:AmazonAtlassianBloomberg Also at 3 moreGoogleMicrosoftVMware Medium—
240Search a 2D Matrix IIalso at:AirtelOlaOYO Also at 11 moreZomatoAdobeAmazonBloombergByteDanceCitadeleBayGoogleMicrosoftPayPalSnap Medium—

Hard 2

42Trapping Rain Wateralso at:FlipkartGrowwMyntra Also at 34 moreNaviPaytmPhonePeSwiggyUrban CompanyZohoAdobeAirbnbAmazonAtlassianBloombergByteDanceCitadelCrowdStrikeDocuSigneBayGoldman SachsGoogleIntelIntuitLyftMetaMicrosoftNVIDIAOpenAIPayPalQualcommRakutenRobloxSAPSnowflakeTeslaWalmart Global TechX (Twitter) HardChapter
2398Maximum Number of Robots Within BudgetHard—

Hash Table

3 problems

Easy 1

13Roman to Integeralso at:AdobeAmazonAMD Also at 8 moreBloombergDoorDashGoldman SachsGoogleMetaMicrosoftRakutenReddit Easy—

Medium 1

763Partition Labels★ also at:Amazon MediumChapter

Hard 1

76Minimum Window Substringalso at:MeeshoSwiggyAdobe Also at 16 moreAirbnbAmazonBloombergByteDanceCiscoDeliverooeBayGoldman SachsGoogleLinkedInLyftMetaMicrosoftSAPSnapVMware HardChapter

Misc

9 problems

Easy 2

110Balanced Binary Tree★ also at:AdobeAmazonBloomberg Also at 4 moreByteDanceGoogleMetaMicrosoft EasyChapter
232Implement Queue using Stacksalso at:AmazonAppleGoogle Also at 4 moreMicrosoftNetflixQualcommSAP EasyChapter

Medium 5

19Remove Nth Node From End of Listalso at:AdobeAmazonApple Also at 8 moreByteDanceGoogleLINEMetaMicrosoftMorgan StanleyQualcommVMware Medium—
62Unique Paths★ also at:FlipkartRazorpayAdobe Also at 8 moreAmazonBloombergGoldman SachsGoogleMetaMicrosoftQualcommVMware MediumChapter
684Redundant Connection★ also at:NaviAmazonBloomberg MediumChapter
754Reach a Numberalso at:Meesho Medium—
787Cheapest Flights Within K Stops★ also at:FlipkartAirbnbAmazon Also at 8 moreAppleBloombergeBayGoogleMicrosoftSnapStripeUber MediumChapter

Hard 2

295Find Median from Data Streamalso at:FlipkartMeeshoNavi Also at 16 moreOlaOYOAdobeAmazonAppleByteDanceCitadelDocuSigneBayGoogleMicrosoftOktaPayPalUberVMwareWise HardChapter
1377Frog Position After T SecondsHard—