Gaming

Niantic 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
17
Easy
0
Medium
16
Hard
1
Mapped to chapter
9

Array

11 problems

Medium 11

34Find First and Last Position of Element in Sorted Arrayalso at:AirtelAmazonApple Also at 10 moreAtlassianBloombergByteDanceGoogleInstacartLinkedInMetaMicrosoftPayPalWise Medium—
39Combination Sumalso at:AirbnbAmazonBloomberg Also at 10 moreChimeCitadeleBayGoogleMetaPayPalSamsaraSnapVMwareZomato MediumChapter
49Group Anagramsalso at:AdobeAmazonApple Also at 36 moreAtlassianAutodeskBloombergCiscoCitadelDellDocuSignDoorDasheBayExpediaFreshworksGoldman SachsGoogleIntuitJioJPMorganMetaMicrosoftMorgan StanleyMyntraNVIDIAOktaPayPalPhonePeSalesforceSAPSnapTargetTeslaToastTwilioVMwareWalmart Global TechWayfairYelpZoho MediumChapter
90Subsets IIalso at:AmazonBloombergGoogle Also at 1 moreMicrosoft MediumChapter
198House Robber★ also at:AdobeAirbnbAmazon Also at 24 moreBloombergByteDanceCars24CiscoCitadelCleartripCure.fitDatabricksDatadogeBayExpediaFlipkartGoogleIntuitMetaMicrosoftNVIDIAOYOPayPalPhonePeSamsaraTeslaWalmart Global TechZoom MediumChapter
286Walls and Gatesalso at:ByteDanceDoorDashGoogle Also at 4 moreMetaRedditSamsaraSpotify Medium—
287Find the Duplicate Numberalso at:AdobeAmazonBloomberg Also at 9 moreCiscoCitadeleBayFlipkartGoogleMetaMicrosoftNVIDIAVMware MediumChapter
322Coin Change★ also at:AdobeAmazonAtlassian Also at 18 moreBloombergByteDanceCleartripDatadogDeliverooeBayFractal AnalyticsGoogleIntuitMetaMicrosoftMorgan StanleyNetflixPayPalPhonePePinterestSAPVMware MediumChapter
378Kth Smallest Element in a Sorted Matrixalso at:AdobeChimeMeta Also at 3 moreMicrosoftPhonePeX (Twitter) Medium—
560Subarray Sum Equals K★ also at:AdobeAirtelAmazon Also at 20 moreAMDAppleBloombergCiscoDeliverooeBayFlipkartGoogleJPMorganMetaMicrosoftPayPalQualcommSnapSwiggyTeslaTwilioVisaWalmart Global TechZoho MediumChapter
1101The Earliest Moment When Everyone Become Friendsalso at:GoogleUber Medium—

Misc

6 problems

Medium 5

8String to Integer (atoi)also at:AdobeAmazonBloomberg Also at 7 moreDatabrickseBayGoogleMetaMicrosoftQualcommVMware Medium—
109Convert Sorted List to Binary Search Treealso at:AmazonAppleGoogle Also at 3 moreLyftSamsaraVMware Medium—
129Sum Root to Leaf Numbersalso at:AmazoneBayGoogle Also at 1 moreMeta Medium—
146LRU Cache★ also at:AdobeAmazonAMD Also at 59 moreAppleArista NetworksAutodeskBloombergByteDanceCiscoCitadelCloudflareCREDDelhiveryDocuSignDoorDasheBayExpediaFlipkartGoogleGrowwIntelIntuitJane StreetJPMorganLINELinkedInLyftMetaMicrosoftMongoDBMorgan StanleyMyntraNetflixNVIDIANykaaOktaOlaPalantirPayPalPhonePeQualcommRakutenRazorpayRedditRipplingSalesforceSAPSnapSnowflakeSplunkSpotifySwiggyTargetTeslaToastTwilioUberVisaVMwareX (Twitter)ZoomZscaler MediumChapter
1087Brace Expansionalso at:AppleDoorDashStripe Medium—

Hard 1

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