Title Difficulty Companies Videos
Basic Calculator 3 Hard amazon apple bytedance doordash facebook google houzz hulu jingchi microsoft pinterest pocket-gems snapchat uber
Basic Calculator 2 Problem Medium airbnb amazon apple atlassian doordash ebay facebook google houzz indeed intuit ixl microsoft oracle paypal postmates reddit snapchat tableau tencent uber
Basic Calculator 1 Hard adobe amazon bloomberg facebook google indeed intuit jump-trading karat microsoft paypal pinterest robinhood roblox snapchat uber
Best Meeting Point Hard amazon facebook google linkedin snapchat twitter
Friend Requests I - Overall Acceptance Rate Problem Easy facebook
Employees Earning More Than Their Managers Problem Easy adobe amazon apple facebook google
User Activity for the Past 30 Days II Easy facebook
Random Pick Index Medium facebook google uber
Reservoir Sampling Explained facebook
Reverse Linked List 2 - between m and n Medium adobe amazon apple bloomberg bytedance docusign facebook google microsoft oracle
Binary Tree Cameras Hard ebay facebook google uber
First Bad Version Easy adobe amazon bloomberg facebook google microsoft uber
Word Search 1 - Find if word exists Medium adobe amazon apple bloomberg bytedance coupang coursera cruise-automation docusign facebook google intuit jpmorgan linkedin lyft microsoft oracle pinterest quantcast snapchat uber vmware yahoo zillow
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
Longest Substring Without Repeating Characters Medium adobe alation alibaba amazon apple atlassian baidu bloomberg bytedance cisco coupang ebay expedia facebook goldman-sachs google huawei microsoft oracle paypal salesforce samsung sap snapchat spotify twitch uber vmware yahoo yandex yelp zillow zoho
Sum Root to Leaf Numbers Medium amazon bloomberg ebay facebook google microsoft
Maximum Sum Circular Subarray Medium amazon facebook two-sigma uber
Top K Frequent Words Medium adobe amazon apple atlassian bloomberg expedia facebook google linkedin microsoft oracle pocket-gems salesforce tripadvisor uber vmware yelp
H-Index 2 Medium facebook
Delete non-tail Node in linked list, Given only access to that Node Medium adobe amazon apple bloomberg cisco facebook goldman-sachs google microsoft qualcomm yahoo
H-Index Medium adobe bloomberg facebook google tripadvisor yahoo
Binary Tree Traversal - Vertical Order Traversal Medium adobe amazon bloomberg bytedance databricks expedia facebook google mathworks microsoft oracle reddit salesforce snapchat wish
Design Add and Search Words Data Structure Medium airbnb amazon apple ebay facebook google microsoft salesforce uber
Design Circular Queue Medium airbnb amazon apple citadel cloudera facebook google microsoft oracle splunk
Minimum Remove to Make Valid Parentheses Medium amazon bloomberg bytedance facebook google microsoft
Serialize and Deserialize N-Ary Tree Hard amazon apple ebay facebook google linkedin microsoft pinterest uber
Stickers to Spell Word Hard facebook ixl
Open the Lock Medium amazon bloomberg facebook google uber citrix
Partition Labels Medium amazon apple facebook
Trim a Binary Search Tree BST Medium adobe amazon apple bloomberg facebook google microsoft yahoo
Flatten binary tree to linked list in order of preorder traversal Medium adobe amazon apple bloomberg bytedance coupang databricks facebook google microsoft nvidia oracle uber yahoo
Encode and Decode TinyURL Medium adobe amazon bloomberg facebook google microsoft oracle uber
Decode String Medium alibaba amazon appdynamics apple atlassian bloomberg bytedance cisco coupang cruise-automation ebay facebook google huawei hulu microsoft oracle salesforce snapchat tencent vmware yahoo yelp
Rotate an Array to Left Medium facebook
Partition Equal Subset Sum Medium amazon apple ebay facebook google microsoft paypal uber vmware yahoo
Longest Absolute File Path Medium amazon apple facebook google uber wish