Enterprise SaaS

Salesforce 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
27
Easy
1
Medium
20
Hard
6
Mapped to chapter
13

Array

12 problems

Easy 1

628Maximum Product of Three Numbersalso at:AmazonBloombergIntuit Also at 1 moreMicrosoft Easy—

Medium 8

49Group Anagramsalso at:AdobeAtlassianAutodesk Also at 36 moreDocuSignOktaSAPTwilioVMwareAmazonAppleBloombergCiscoCitadelDellDoorDasheBayExpediaFreshworksGoldman SachsGoogleIntuitJioJPMorganMetaMicrosoftMorgan StanleyMyntraNianticNVIDIAPayPalPhonePeSnapTargetTeslaToastWalmart Global TechWayfairYelpZoho MediumChapter
105Construct Binary Tree from Preorder and Inorder Traversal★ also at:AdobeAmazonBloomberg Also at 6 moreByteDanceFreshworksGoogleMetaMicrosoftTesla MediumChapter
213House Robber II★ also at:DatabricksDatadogDocuSign Also at 4 moreAmazonBloombergeBayGoogle MediumChapter
934Shortest Bridgealso at:DocuSignFlipkartGoldman Sachs Also at 4 moreGoogleMetaSnapUber Medium—
994Rotting Oranges★ also at:AdobeLinkedInAmazon Also at 23 moreBloombergChimeCitadelCleartripDoorDashDream11eBayFlipkartGoogleIntuitMetaMicrosoftMyntraOpenAIOYOPayPalPhonePeRakutenRobloxUberUrban CompanyZohoZoom MediumChapter
1219Path with Maximum Goldalso at:Amazon MediumChapter
3035Maximum Palindromes After Operationsalso at:Visa Medium—
3634Minimum Removals to Balance Arrayalso at:AmazonGoogleMeta Medium—

Hard 3

992Subarrays with K Different Integersalso at:AmazonBloombergGoogle Also at 4 moreMicrosoftMorgan StanleyRobloxZoom Hard—
2534Time Taken to Cross the Dooralso at:Google Hard—
2603Collect Coins in a Treealso at:CiscoMeeshoPhonePe Hard—

String

5 problems

Medium 4

6Zigzag Conversionalso at:AdobeAmazonBloomberg Also at 7 moreCleartripGoogleIntuitMetaMicrosoftPayPalZoho Medium—
22Generate Parenthesesalso at:AdobeAirtelAmazon Also at 14 moreBloombergByteDanceFlipkartGoogleIntuitLyftMetaMicrosoftMorgan StanleyMyntraNetflixQualcommSpotifyZoho Medium—
1839Longest Substring Of All Vowels in Orderalso at:PayPal Medium—
2380Time Needed to Rearrange a Binary Stringalso at:PayPalWayfair Medium—

Hard 1

664Strange Printeralso at:InMobi HardChapter

Hash Table

4 problems

Medium 3

3Longest Substring Without Repeating Charactersalso at:AdobeArista NetworksAtlassian Also at 45 moreDocuSignLinkedInRipplingSAPVMwareAirtelAmazonAMDAppleBloombergByteDanceCiscoDellDream11DuolingoeBayFlipkartFractal AnalyticsFreshworksGoogleIntelIntuitJPMorganJuspayMetaMicrosoftMorgan StanleyMyntraNetflixNVIDIAPayPalPaytmQualcommRakutenRobloxSpotifySwiggyTeslaToastUrban CompanyVisaYelpZohoZomatoZoom MediumChapter
146LRU Cache★ also at:AdobeArista NetworksAutodesk Also at 59 moreCloudflareDocuSignLinkedInMongoDBOktaPalantirRipplingSAPSnowflakeSplunkTwilioVMwareZscalerAmazonAMDAppleBloombergByteDanceCiscoCitadelCREDDelhiveryDoorDasheBayExpediaFlipkartGoogleGrowwIntelIntuitJane StreetJPMorganLINELyftMetaMicrosoftMorgan StanleyMyntraNetflixNianticNVIDIANykaaOlaPayPalPhonePeQualcommRakutenRazorpayRedditSnapSpotifySwiggyTargetTeslaToastUberVisaX (Twitter)Zoom MediumChapter
355Design Twitter★ also at:AmazonMeeshoMicrosoft Also at 3 morePayPalSwiggyX (Twitter) MediumChapter

Hard 1

460LFU Cache★ also at:AdobeLinkedInRippling Also at 11 moreVMwareAmazonCitadelDiscordDoorDashExpediaGoogleMicrosoftPayPalWalmart Global TechZomato HardChapter

Misc

6 problems

Medium 5

207Course Schedule★ also at:CloudflareCrowdStrikeSnowflake Also at 22 moreAmazonAppleByteDanceCars24CitadelDoorDasheBayFlipkartGoogleIntuitMetaMicrosoftPayPalRobloxSnapSwiggyTargetToastUberWalmart Global TechYelpZomato MediumChapter
210Course Schedule IIalso at:Arista NetworksDatabricksLinkedIn Also at 24 moreMongoDBPalantirSnowflakeAmazonAppleBloombergCars24CitadelCleartripCoinbaseCure.fitDoorDashFlipkartGoogleIntuitMetaMicrosoftNetflixQualcommRobloxSnapTeslaUberUrban Company MediumChapter
443String Compressionalso at:CrowdStrikeMongoDBPalantir Also at 13 moreSAPAmazoneBayGoldman SachsGoogleLyftMetaMicrosoftPaytmRakutenSnapSpotifyYelp Medium—
1522Diameter of N-Ary TreeMedium—
2571Minimum Operations to Reduce an Integer to 0also at:MicrosoftTwo SigmaUber Medium—

Hard 1

25Reverse Nodes in k-Group★ also at:AdobeArista NetworksAutodesk Also at 12 moreVMwareAmazonBloombergByteDanceCiscoDiscordeBayGoogleMicrosoftOYOQualcommTesla HardChapter