Medium

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

Title	Difficulty	Companies
Reorganize String	Medium	amazon apple ebay facebook google microsoft oracle qualtrics tesla twitch twitter uber ibm flexport
Binary Tree Bottom View	Medium	yelp
Find Vertical Sum in binary Tree	Medium
Count Salary Categories Problem	Medium
01 Matrix	Medium	amazon apple google uber
Flatten Nested List Iterator	Medium	airbnb amazon apple atlassian bloomberg ebay facebook google linkedin lyft microsoft oracle pinterest snapchat splunk twitter uber vmware
Unique Word Abbreviation	Medium	google
Shortest Word Distance 3	Medium	linkedin
Shortest Word Distance 2	Medium	amazon ebay linkedin uber
Android Unlock Patterns	Medium	amazon apple bytedance google microsoft uber
Design Tic-Tac-Toe	Medium	amazon apple bloomberg doordash facebook google microsoft salesforce triplebyte uber
Longest Substring with At Most K Distinct Characters	Medium	amazon appdynamics bloomberg citadel coupang facebook google microsoft oracle snapchat uber wish
Nested List Weight Sum	Medium	amazon cloudera facebook linkedin uber
Largest Binary Search Tree BST Subtree	Medium	amazon apple facebook google lyft microsoft
Generalized Abbreviation	Medium	bytedance google
House Robber 3 - Houses in Binary Tree	Medium	amazon facebook google uber
Maximum Product of Word Lengths	Medium	google
Minimum Height Trees	Medium	amazon apple bloomberg facebook google snapchat
Remove Duplicate Letters	Medium	adobe amazon apple bytedance facebook google microsoft nutanix yahoo
Binary Tree Longest Consecutive Sequence	Medium	amazon facebook google uber
Longest Consecutive Sequence	Medium	adobe amazon apple bloomberg facebook google microsoft nutanix oracle paypal spotify uber wish
Find the Celebrity	Medium	amazon apple facebook google linkedin microsoft palantir-technologies pinterest square uber vmware
Group Shifted Strings	Medium	amazon facebook google uber
Bitwise AND of Numbers Range	Medium	adobe
Rank Scores	Medium	adobe amazon apple facebook yahoo
Department Highest Salary Problem	Medium	amazon apple oracle wayfair
Second Highest Salary Problem	Medium	adobe amazon apple bloomberg ebay facebook google microsoft yahoo
Nth Highest Salary Problem	Medium	adobe amazon apple google uber
Check if There is a Valid Partition For The Array	Medium
Predict the Winner	Medium	amazon apple google uber
Knight Probability in Chessboard	Medium	amazon apple facebook goldman-sachs google microsoft two-sigma
Asteroid Collision	Medium	amazon bytedance ebay google lyft microsoft paypal uber visa
Add Two Numbers represented as Linked List in Forward order	Medium	amazon apple bloomberg bytedance cisco ebay facebook goldman-sachs google microsoft oracle uber yahoo
Add Two Numbers represented as Linked List	Medium
Course Schedule 1 - Is it Possible	Medium	amazon apple bloomberg bytedance cisco cohesity ebay facebook goldman-sachs google intuit linkedin microsoft nutanix oracle paypal salesforce uber wish yahoo yelp zenefits
Course Schedule 2 - Get Ordered Courses	Medium	airbnb amazon apple bloomberg doordash facebook google intuit microsoft nutanix oracle pinterest snapchat twitter uber wayfair zenefits
All Nodes Distance K in Binary Tree	Medium	amazon apple bloomberg bytedance didi facebook google hulu microsoft oracle uber yahoo
Single Number 2 - All elements except one occur thrice	Medium	adobe amazon facebook google
Kth Largest Element in an Array	Medium	adobe airbnb alibaba amazon apple atlassian baidu bloomberg bytedance ebay expedia facebook goldman-sachs google grab jpmorgan linkedin microsoft oracle pocket-gems salesforce snapchat spotify tencent uber vmware yahoo
Kth Smallest Element in an Array	Medium
Restore IP Addresses	Medium	adobe amazon apple facebook microsoft snapchat vmware yahoo
Divide Two Integers	Medium	adobe amazon apple bloomberg context-logic facebook google microsoft oracle riot-games nextdoor
Sort a Linked List	Medium	adobe amazon bytedance facebook google microsoft
Find ceiling of target element in a sorted array	Medium
Find increasing triplet subsequence	Medium
Longest Increasing Subsequence	Medium	adobe amazon apple atlassian ebay facebook google microsoft oracle salesforce uber vmware
Count Number of Leaf Nodes in Binary Tree	Medium
Kth Smallest Element Using Randomized Selection	Medium
Convert an infix expression to postfix	Medium
Longest Common Substring	Medium