| Clone Binary Tree With Random Pointer |
Medium
|
amazon
|
|
| Closest Divisors |
Medium
|
amazon
|
|
| Closest Leaf in a Binary Tree |
Medium
|
amazon
databricks
facebook
google
|
|
| Customers Who Bought All Products |
Medium
|
amazon
|
|
| Cut Off Trees for Golf Event |
Hard
|
amazon
|
|
| Design Excel Sum Formula |
Hard
|
amazon
microsoft
|
|
| Design Log Storage System |
Medium
|
amazon
google
snapchat
twitter
|
|
| DI String Match |
Easy
|
amazon
goldman-sachs
google
|
|
| Dinner Plate Stacks |
Hard
|
amazon
bytedance
|
|
| Equal Tree Partition |
Medium
|
amazon
facebook
|
|
| Exam Room |
Medium
|
amazon
facebook
google
quip
quora
uber
|
|
| Find Mode in Binary Search Tree |
Easy
|
amazon
google
|
|
| Find N Unique Integers Sum up to Zero |
Easy
|
amazon
facebook
microsoft
|
|
| Find the Derangement of An Array |
Medium
|
amazon
ixl
|
|
| Find the Index of the Large Integer |
Medium
|
amazon
|
|
| First Unique Number |
Medium
|
amazon
|
|
| Global and Local Inversions |
Medium
|
amazon
|
|
| Number of Equivalent Domino Pairs |
Easy
|
amazon
|
|
| Sum of Digits in the Minimum Number |
Easy
|
amazon
|
|
| The K Weakest Rows in a Matrix |
Easy
|
amazon
|
|
| Traffic Light Controlled Intersection |
Easy
|
amazon
|
|
| Uncrossed Lines |
Medium
|
amazon
|
|
| Web Crawler |
Medium
|
amazon
dropbox
facebook
microsoft
oracle
|
|
| Web Crawler Multithreaded |
Medium
|
amazon
databricks
dropbox
facebook
oracle
|
|
| Array Partition |
Easy
|
adobe
amazon
apple
|
|
| Average of Levels in Binary Tree |
Easy
|
amazon
facebook
|
|
| Complete Binary Tree Inserter |
Medium
|
amazon
google
|
|
| Complex Number Multiplication |
Medium
|
amazon
|
|
| Contiguous Array |
Medium
|
adobe
amazon
apple
facebook
google
microsoft
quora
robinhood
vmware
|
|
| Couples Holding Hands |
Hard
|
amazon
google
|
|
| Defanging an IP Address |
Easy
|
adobe
amazon
apple
facebook
google
yahoo
|
|
| Design Linked List |
Medium
|
amazon
microsoft
oracle
|
|
| Distant Barcodes |
Medium
|
amazon
bloomberg
|
|
| Employee Importance |
Medium
|
amazon
google
uber
|
|
| Exclusive Time of Functions |
Medium
|
amazon
apple
facebook
google
linkedin
microsoft
oracle
uber
|
|
| Find Words That Can Be Formed by Characters |
Easy
|
amazon
|
|
| Get Watched Videos by Your Friends |
Medium
|
amazon
|
|
| Guess the Word |
Hard
|
airbnb
amazon
facebook
google
microsoft
|
|
| Interval List Intersections |
Medium
|
amazon
apple
bloomberg
cruise-automation
doordash
facebook
google
oracle
pinterest
snapchat
uber
|
|
| Pairs of Songs With Total Durations Divisible by 60 |
Medium
|
adobe
amazon
citrix
dropbox
goldman-sachs
pocket-gems
visa
|
|
| Partition Array According to Given Pivot |
Medium
|
amazon
|
|
| Stream of Characters |
Hard
|
amazon
facebook
google
|
|
| Subarrays with K Different Integers |
Hard
|
alibaba
amazon
goldman-sachs
google
uber
|
|
| Subdomain Visit Count |
Medium
|
amazon
apple
citrix
google
indeed
intuit
karat
pinterest
roblox
wayfair
|
|
| Sum of Nodes with Even-Valued Grandparent |
Medium
|
amazon
apple
|
|
| Sum of Root To Leaf Binary Numbers |
Easy
|
amazon
|
|
| Super Washing Machines |
Hard
|
amazon
|
|
| Valid Triangle Number |
Medium
|
amazon
bloomberg
expedia
facebook
linkedin
microsoft
uber
|
|
| Clone N-ary Tree |
Medium
|
amazon
|
|
| Design A Leaderboard |
Medium
|
amazon
bloomberg
google
wayfair
|
|