Roblox

All Topics Algorithms Backend
Design Concurrency Database Database
Design Java Javascript Object Oriented
Design Programming
Language Shell

Title	Difficulty	Companies
Palindromic Substrings	Medium	adobe amazon apple atlassian citadel coursera facebook goldman-sachs google linkedin mathworks microsoft pure-storage roblox twitter uber vmware
Break a Palindrome	Medium	expedia jpmorgan roblox vmware
Group the People Given the Group Size They Belong To	Medium	roblox
Convert Binary Number in a Linked List to Integer	Easy	cisco roblox servicenow
Last Substring in Lexicographical Order	Hard	goldman-sachs mathworks roblox two-sigma
Subdomain Visit Count	Medium	amazon apple citrix google indeed intuit karat pinterest roblox wayfair
Number of Trusted Contacts of a Customer	Medium	roblox
Consecutive Numbers Sum	Hard	citadel citrix indeed roblox uber visa vmware
Count Number of Nice Subarrays	Medium	amazon roblox
Maximum Number of Occurrences of a Substring	Medium	bloomberg paypal roblox
Sudoku Solver	Hard	adobe amazon apple arista-networks doordash dropbox expedia facebook google microsoft oracle riot-games roblox snapchat uber vmware wish
Valid Sudoku	Medium	adobe amazon apple bloomberg cruise-automation doordash facebook google microsoft oracle pinterest roblox salesforce snapchat twitter uber vmware
Students and Examinations Problem	Easy	roblox
Sliding Window Maximum	Hard	adobe alibaba amazon apple bloomberg bytedance citadel coursera databricks facebook google lyft microsoft nutanix oracle pinterest roblox twitter uber vmware wish yelp zenefits
Longest Palindromic Substring	Medium	adobe airbnb alibaba amazon appdynamics apple bloomberg cisco ebay facebook godaddy google huawei jpmorgan mathworks microsoft nutanix oracle paypal pure-storage roblox samsung sap servicenow tencent uber vmware wayfair yahoo yandex
Two Sum	Easy	adobe aetion affirm airbnb alibaba amazon apple audible baidu blackrock bloomberg bookingcom box bytedance cisco citadel cloudera deutsche-bank didi drawbridge dropbox ebay emc expedia facebook factset ge-digital godaddy goldman-sachs google groupon huawei ibm indeed intel intuit jpmorgan linkedin lyft mathworks microsoft morgan-stanley netease nvidia oracle paypal qualcomm quora radius roblox salesforce samsung sap servicenow snapchat splunk spotify tableau tencent twilio twitter uber valve visa vmware wish works-applications yahoo yandex yelp zillow zoho
Number of Islands	Medium	adobe affirm alibaba amazon appdynamics apple arista-networks atlassian audible blackrock bloomberg bytedance cisco citadel citrix cohesity cruise-automation doordash ebay electronic-arts evernote expedia facebook godaddy goldman-sachs google houzz hulu jpmorgan linkedin liveramp lyft mathworks microsoft nutanix nvidia oracle palantir-technologies paypal qualtrics roblox salesforce servicenow snapchat splunk spotify square sumologic tableau twitch twitter uber visa vmware wish yahoo zenefits zulily
Design LRU Cache	Medium	adobe alibaba amazon apple asana baidu bloomberg bytedance cisco citadel cloudera cruise-automation docusign doordash dropbox ebay expedia facebook godaddy goldman-sachs google groupon hbo intuit jpmorgan linkedin lyft microsoft morgan-stanley nutanix nvidia oracle palantir-technologies paypal pinterest roblox salesforce sap snapchat splunk spotify tesla tripadvisor twilio twitch twitter two-sigma uber visa vmware wish yahoo yandex zenefits zillow
Letter Combinations of a Phone Number	Medium	amazon apple atlassian bloomberg cisco dropbox ebay facebook goldman-sachs google jpmorgan lyft microsoft morgan-stanley nutanix oracle quip roblox salesforce servicenow square twilio uber vmware yahoo yelp
Basic Calculator 4	Hard	amazon google indeed intuit pinterest roblox
Basic Calculator 1	Hard	adobe amazon bloomberg facebook google indeed intuit jump-trading karat microsoft paypal pinterest robinhood roblox snapchat uber
Word Search 2 - Return All Words	Hard	airbnb amazon apple bloomberg bytedance cisco citadel facebook google houzz microsoft oracle roblox salesforce snapchat uber yahoo zillow