| Linked List Random Node |
Medium
|
amazon
facebook
google
|
|
| Max Area of Island |
Medium
|
adobe
affirm
amazon
apple
bloomberg
bytedance
cruise-automation
doordash
facebook
google
intuit
mathworks
microsoft
oracle
palantir-technologies
qualtrics
twitch
uber
wish
zillow
|
|
| Cracking the Safe |
Hard
|
google
|
|
| Longest Word in Dictionary through Deleting |
Medium
|
goldman-sachs
google
|
|
| Prefix and Suffix Search |
Hard
|
facebook
google
|
|
| Find and Replace Pattern |
Medium
|
amazon
apple
google
|
|
| Design Skiplist |
Hard
|
ebay
google
microsoft
pure-storage
twitter
|
|
| Jump Game 4 |
Hard
|
google
|
|
| Koko Eating Bananas |
Medium
|
adobe
airbnb
amazon
facebook
google
|
|
| Check Completeness of a Binary Tree |
Medium
|
amazon
bytedance
facebook
google
microsoft
oracle
|
|
| Number of Provinces |
Medium
|
adobe
amazon
atlassian
bloomberg
drawbridge
ebay
facebook
goldman-sachs
google
linkedin
microsoft
pocket-gems
salesforce
twitter
two-sigma
uber
|
|
| Shortest Path in Binary Matrix |
Medium
|
amazon
facebook
google
microsoft
uber
|
|
| Similar String Groups |
Hard
|
amazon
facebook
google
snapchat
|
|
| Subarray Sum Equals K |
Medium
|
adobe
amazon
apple
bloomberg
ebay
expedia
facebook
goldman-sachs
google
indeed
linkedin
microsoft
oracle
quora
snapchat
twilio
uber
wish
yahoo
yandex
|
|
| Keys and Rooms |
Medium
|
amazon
google
|
|
| Possible Bipartition |
Medium
|
apple
facebook
google
microsoft
|
|
| Snapshot Array |
Medium
|
amazon
apple
ebay
facebook
google
snapchat
uber
|
|
| Sum of Distances in Tree |
Hard
|
google
|
|
| Circular Array Loop |
Medium
|
google
microsoft
nutanix
|
|
| Island Perimeter |
Easy
|
amazon
apple
bloomberg
facebook
google
microsoft
|
|
| Minimum Number of Arrows to Burst Balloons |
Medium
|
amazon
facebook
google
microsoft
quora
|
|
| Number of Boomerangs |
Medium
|
amazon
google
|
|
| Optimal Account Balancing |
Hard
|
amazon
bytedance
google
uber
|
|
| All O`one Data Structure |
Hard
|
amazon
bloomberg
facebook
google
linkedin
microsoft
uber
|
|
| Find All Duplicates in an Array |
Medium
|
amazon
apple
bloomberg
facebook
google
lyft
microsoft
pocket-gems
|
|
| Flatten a Multilevel Doubly Linked List |
Medium
|
amazon
apple
bloomberg
facebook
google
microsoft
uber
|
|
| K-th Smallest in Lexicographical Order |
Hard
|
bytedance
google
hulu
|
|
| Sequence Reconstruction |
Medium
|
google
|
|
| Maximum XOR of Two Numbers in an Array |
Medium
|
amazon
google
|
|
| Strong Password Checker |
Hard
|
adobe
amazon
google
uber
|
|
| Valid Word Square |
Easy
|
bloomberg
google
|
|
| Add Strings |
Easy
|
adobe
airbnb
amazon
apple
bloomberg
bytedance
facebook
google
microsoft
nvidia
oracle
snapchat
square
|
|
| Minimum Unique Word Abbreviation |
Hard
|
google
|
|
| Trapping Rain Water 2 |
Hard
|
amazon
apple
bytedance
facebook
google
microsoft
twitter
|
|
| Valid Word Abbreviation |
Easy
|
facebook
google
|
|
| Binary Watch |
Easy
|
apple
google
|
|
| Delete Columns to Make Sorted |
Easy
|
google
|
|
| Daily Temperatures |
Medium
|
adobe
amazon
apple
bloomberg
cisco
expedia
facebook
goldman-sachs
google
linkedin
microsoft
nvidia
uber
zillow
|
|
| Flip String to Monotone Increasing |
Medium
|
google
|
|
| Leaf-Similar Trees |
Easy
|
amazon
atlassian
facebook
google
microsoft
|
|
| Odd Even Jump |
Hard
|
google
|
|
| Maximum Level Sum of a Binary Tree |
Medium
|
amazon
google
|
|
| Shortest Path to Get All Keys |
Hard
|
airbnb
amazon
google
|
|
| Total Hamming Distance |
Medium
|
facebook
google
|
|
| Maximum Subarray Sum |
Medium
|
adobe
alibaba
amazon
apple
asana
atlassian
bloomberg
bytedance
capital-one
cisco
citadel
ebay
expedia
facebook
goldman-sachs
google
ibm
intel
jpmorgan
linkedin
microsoft
morgan-stanley
nvidia
oracle
palantir-technologies
paypal
qualcomm
salesforce
sap
two-sigma
uber
visa
wayfair
yahoo
zillow
|
|
| Find the Index of the First Occurrence in a String |
Easy
|
adobe
amazon
apple
bloomberg
citadel
dropbox
ebay
facebook
google
microsoft
oracle
paypal
pocket-gems
vmware
yahoo
yandex
|
|
| Time Based Key-Value Store |
Medium
|
amazon
apple
atlassian
databricks
facebook
flexport
google
linkedin
lyft
microsoft
netflix
oracle
square
stripe
sumologic
twitter
uber
vmware
zillow
|
|
| Matrix Block Sum |
Medium
|
google
|
|
| Maximum Sum of 3 Non-Overlapping Subarrays |
Hard
|
facebook
google
|
|
| Number of Good Leaf Nodes Pairs |
Medium
|
google
|
|