| Count Good Nodes in Binary Tree |
Medium
|
microsoft
|
|
| Delete in a Binary Search Tree |
Medium
|
amazon
apple
bloomberg
cisco
facebook
google
linkedin
microsoft
oracle
uber
yahoo
|
|
| Find Bottom Left Tree Value |
Medium
|
bloomberg
microsoft
|
|
| Find K Closest Elements |
Medium
|
amazon
apple
bloomberg
ebay
facebook
google
microsoft
snapchat
uber
|
|
| Insert into a Binary Search Tree |
Medium
|
amazon
atlassian
facebook
google
microsoft
|
|
| K closest Points to Origin |
Medium
|
amazon
apple
asana
ebay
expedia
facebook
goldman-sachs
google
linkedin
microsoft
oracle
paypal
uber
visa
yahoo
|
|
| Maximum Binary Tree |
Medium
|
amazon
facebook
google
microsoft
|
|
| Non-overlapping Intervals |
Medium
|
amazon
apple
bloomberg
facebook
google
microsoft
stripe
|
|
| Number of Connected Components in an Undirected Graph |
Medium
|
amazon
facebook
google
linkedin
microsoft
twitter
|
|
| Pacific Atlantic Water Flow |
Medium
|
amazon
apple
bloomberg
facebook
google
microsoft
oracle
|
|
| Palindromic Substrings |
Medium
|
adobe
amazon
apple
atlassian
citadel
coursera
facebook
goldman-sachs
google
linkedin
mathworks
microsoft
pure-storage
roblox
twitter
uber
vmware
|
|
| Range Sum Query - Immutable |
Easy
|
amazon
bloomberg
facebook
goldman-sachs
google
microsoft
palantir-technologies
|
|
| Task Scheduler |
Medium
|
amazon
apple
bloomberg
facebook
google
microsoft
nutanix
oracle
pinterest
uber
vmware
|
|
| Top K Frequent Elements |
Medium
|
amazon
apple
bloomberg
bytedance
ebay
facebook
goldman-sachs
google
hulu
linkedin
microsoft
oracle
pocket-gems
snapchat
spotify
uber
vmware
yahoo
yelp
|
|
| Boundary of Binary Tree |
Medium
|
adobe
amazon
apple
audible
ebay
google
microsoft
oracle
|
|
| Clumsy Factorial |
Medium
|
microsoft
|
|
| Delete Tree Nodes |
Medium
|
microsoft
|
|
| Design Excel Sum Formula |
Hard
|
amazon
microsoft
|
|
| Find All The Lonely Nodes |
Easy
|
microsoft
|
|
| Find And Replace in String |
Medium
|
google
linkedin
microsoft
|
|
| Find Lucky Integer in an Array |
Easy
|
microsoft
|
|
| Find N Unique Integers Sum up to Zero |
Easy
|
amazon
facebook
microsoft
|
|
| Implement Magic Dictionary |
Medium
|
facebook
google
microsoft
|
|
| Insert into a Sorted Circular Linked List |
Medium
|
amazon
bloomberg
facebook
google
microsoft
quip
|
|
| Jump Game 3 |
Medium
|
microsoft
|
|
| K-diff Pairs in an Array |
Medium
|
amazon
bloomberg
goldman-sachs
microsoft
oracle
paypal
salesforce
twilio
twitter
|
|
| Longest Repeating Substring |
Medium
|
amazon
facebook
google
microsoft
|
|
| Max Consecutive Ones |
Easy
|
amazon
google
microsoft
|
|
| Max Consecutive Ones III |
Medium
|
amazon
facebook
microsoft
yandex
|
|
| Maximum Average Subarray I |
Easy
|
google
microsoft
|
|
| Maximum of Absolute Value Expression |
Medium
|
google
microsoft
|
|
| Maximum Vacation Days |
Hard
|
facebook
google
microsoft
uber
|
|
| Minimum Knight Moves |
Medium
|
amazon
apple
facebook
google
indeed
microsoft
oracle
|
|
| Minimum Window Subsequence |
Hard
|
amazon
bloomberg
ebay
google
houzz
microsoft
|
|
| Next Closest Time |
Medium
|
adobe
amazon
bytedance
facebook
google
microsoft
uber
|
|
| Next Greater Node In Linked List |
Medium
|
amazon
facebook
microsoft
uber
|
|
| Number of Distinct Islands |
Medium
|
amazon
apple
bloomberg
facebook
google
lyft
microsoft
oracle
uber
|
|
| Parallel Courses |
Medium
|
google
microsoft
uber
|
|
| Previous Permutation With One Swap |
Medium
|
facebook
microsoft
quora
|
|
| Range Sum of BST |
Easy
|
amazon
apple
facebook
google
microsoft
oracle
|
|
| Remove Comments |
Medium
|
databricks
goldman-sachs
google
hbo
microsoft
oracle
qualtrics
uber
|
|
| Reverse Only Letters |
Easy
|
google
microsoft
sap
|
|
| Rotated Digits |
Medium
|
facebook
google
microsoft
|
|
| Second Minimum Node In a Binary Tree |
Easy
|
amazon
linkedin
microsoft
uber
|
|
| Split Array With Same Average |
Hard
|
amazon
google
microsoft
uber
|
|
| Statistics from a Large Sample |
Medium
|
microsoft
|
|
| Tag Validator |
Hard
|
google
microsoft
uber
|
|
| Web Crawler |
Medium
|
amazon
dropbox
facebook
microsoft
oracle
|
|
| Binary Tree Coloring Game |
Medium
|
bloomberg
google
microsoft
|
|
| Cinema Seat Allocation |
Medium
|
microsoft
|
|