TitleDifficultyCompaniesVideos
Trapping Rain Water ProblemHardadobe affirm airbnb amazon apple audible bloomberg bytedance citadel databricks dataminr ebay electronic-arts facebook flipkart goldman-sachs google grab huawei lyft microsoft nvidia oracle palantir-technologies qualtrics salesforce servicenow snapchat tableau twitter uber visa wish yahoo yandex zenefits
First Missing Positive ProblemHardadobe amazon apple bloomberg bytedance databricks ebay facebook google grab inmobi microsoft model-N morgan-stanley oracle pocket-gems salesforce sap stripe tesla twitch uber vmware wayfair wish
Minimum Number of Days to Disconnect Island ProblemHard
Unique Paths in Grid 3 - Count all paths moving in 4 directions with obstacles and custom start and endHardamazon google limebike
Patching Array ProblemHardgoogle
Split Array Largest Sum ProblemHardamazon baidu facebook google
LFU Cache ProblemHardadobe alibaba amazon apple bloomberg goldman-sachs google linkedin microsoft salesforce snapchat uber vmware
String Compression 2 ProblemHard
Regular Expression Matching ProblemHardadobe airbnb alibaba amazon apple bloomberg bytedance coursera databricks ebay facebook flipkart google houzz lyft microsoft oracle palantir-technologies pocket-gems twitter uber zulily
Wildcard Matching ProblemHardadobe amazon bloomberg bytedance coursera cruise-automation facebook goldman-sachs google microsoft oracle snapchat twitter two-sigma
Maximum Height by Stacking Cuboids ProblemHard
Manachar’s Algorithm - Longest palindromic substring in linear timeHard
Integer to English Words ProblemHardamazon apple barclays bloomberg capital-one citrix facebook google jpmorgan linkedin microsoft nutanix oracle palantir-technologies paypal sap splunk square tableau tesla uber visa yahoo yelp zillow
Course Schedule 3 ProblemHardgoogle microsoft works-applications
Basic Calculator 4 ProblemHardamazon google indeed intuit pinterest roblox
Basic Calculator 3 ProblemHardamazon apple bytedance doordash facebook google houzz hulu jingchi microsoft pinterest pocket-gems snapchat uber
Basic Calculator 1 ProblemHardadobe amazon bloomberg facebook google indeed intuit jump-trading karat microsoft paypal pinterest robinhood roblox snapchat uber
Binary Tree Cameras ProblemHardebay facebook google uber
Word Search 2 - Return All WordsHardairbnb amazon apple bloomberg bytedance cisco citadel facebook google houzz microsoft oracle roblox salesforce snapchat uber yahoo zillow
Coin Change with Fewest Number of Coins Given Canonical System and Infinite SupplyHardgoogle
Serialize and Deserialize N-Ary TreeHardamazon apple ebay facebook google linkedin microsoft pinterest uber