Enterprise SaaS

Epic Systems 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
15
Easy
3
Medium
11
Hard
1
Mapped to chapter
10

Array

6 problems

Easy 1

1Two Sum★ also at:AdobeAtlassianAutodesk Also at 47 moreDropboxSAPSplunkTwilioVMwareAirbnbAmazonAMDAppleBloombergByteDanceCiscoDelhiveryDellDoorDasheBayExpediaFlipkartFractal AnalyticsFreshworksGoogleIntelIntuitJane StreetJioJPMorganJuspayLyftMeeshoMetaMicrosoftMorgan StanleyNVIDIAOlaPayPalPaytmPhonePeQualcommRobloxSpotifySwiggyTargetToastVisaWalmart Global TechYelpZoho EasyChapter

Medium 4

46Permutationsalso at:AdobeArista NetworksVMware Also at 12 moreAmazonBloombergByteDanceCiscoCitadeleBayGoogleGrowwMetaMicrosoftQualcommZomato MediumChapter
54Spiral Matrixalso at:AdobeAutodeskDatabricks Also at 21 moreAmazonAMDAppleBloombergByteDanceCapital OneCiscoDelhiveryeBayFlipkartGoogleIntuitMetaMicrosoftMorgan StanleyNetflixOYOPayPalPhonePeRobloxZoho MediumChapter
79Word Search★ also at:AdobeArista NetworksAtlassian Also at 17 moreVMwareAmazonBloombergByteDanceCiscoCitadelFreshworksGoogleLyftMetaMicrosoftMorgan StanleyNetflixPayPalPaytmSnapUber MediumChapter
204Count Primesalso at:AdobeSAPAmazon Also at 6 moreeBayGoogleIntelMicrosoftNVIDIAUber MediumChapter

Hard 1

329Longest Increasing Path in a Matrixalso at:AdobeAmazonApple Also at 9 moreByteDanceCitadelDoorDashDuolingoGoogleMetaMicrosoftPhonePeSnap HardChapter

Math

3 problems

Easy 1

728Self Dividing Numbersalso at:AdobeGoogleMicrosoft Easy—

Medium 2

1215Stepping NumbersMedium—
1344Angle Between Hands of a ClockMedium—

Misc

6 problems

Easy 1

20Valid Parentheses★ also at:AdobeAutodeskCrowdStrike Also at 36 moreLinkedInSAPSplunkTwilioVMwareAirbnbAmazonBloombergCiscoCoinDCXDelleBayFlipkartFreshworksGoogleGrowwIntelIntuitJane StreetJioLyftMetaMicrosoftNetflixNVIDIAPayPalPaytmPhonePeQualcommRobloxSpotifySwiggyTargetTeslaToastX (Twitter) EasyChapter

Medium 5

5Longest Palindromic Substring★ also at:AdobeArista NetworksAutodesk Also at 26 morePalantirSAPVMwareAmazonAppleBloombergCiscoDoorDashDuolingoeBayFlipkartFractal AnalyticsGoogleInfo Edge (Naukri)MetaMicrosoftMorgan StanleyNVIDIAPayPalPaytmPhonePeSwiggyTeslaUberVisaWalmart Global Tech MediumChapter
17Letter Combinations of a Phone Number★ also at:DropboxLinkedInTwilio Also at 15 moreVMwareAmazonAppleBloombergChimeCiscoCitadelDeliverooeBayGoogleLyftMetaMicrosoftPhonePeTesla MediumChapter
299Bulls and Cowsalso at:AmazonCars24 Medium—
306Additive NumberMedium—
647Palindromic Substringsalso at:AdobeArista NetworksVMware Also at 7 moreAmazonCapital OneCiscoCitadelMetaMicrosoftPayPal MediumChapter