| 24 Game |
Hard
|
amazon
facebook
google
microsoft
twitter
uber
|
|
| Array of Doubled Pairs |
Medium
|
google
uber
|
|
| Bomb Enemy |
Medium
|
amazon
google
uber
|
|
| Construct Quad Tree |
Medium
|
amazon
apple
google
uber
|
|
| Decode a string to all valid interpretations |
Medium
|
uber
|
|
| Design Snake Game |
Medium
|
amazon
apple
bloomberg
facebook
google
salesforce
uber
zillow
|
|
| Find K Pairs with Smallest Sums |
Medium
|
amazon
apple
facebook
google
linkedin
microsoft
uber
|
|
| Flatten 2D Vector |
Medium
|
airbnb
apple
facebook
google
lyft
salesforce
twitter
uber
zenefits
|
|
| Insert Delete Search and GetRandom in Constant Time 1 - Dupes not allowed |
Medium
|
adobe
affirm
amazon
appdynamics
apple
bloomberg
databricks
facebook
flipkart
goldman-sachs
google
indeed
linkedin
microsoft
oracle
pinterest
pocket-gems
pure-storage
quora
salesforce
twilio
twitter
two-sigma
uber
visa
vmware
yandex
yelp
|
|
| Insert Delete Search and GetRandom in Constant Time 2 - Duplicates allowed |
Hard
|
affirm
amazon
apple
databricks
facebook
google
linkedin
microsoft
uber
yelp
|
|
| Logger Rate Limiter |
Easy
|
amazon
apple
atlassian
bloomberg
google
linkedin
microsoft
uber
|
|
| Longest Increasing Path in a Matrix |
Hard
|
adobe
amazon
apple
bloomberg
bytedance
facebook
google
microsoft
snapchat
uber
|
|
| Longest increasing subarray |
Medium
|
uber
|
|
| Maximum Frequency Stack |
Hard
|
amazon
apple
bloomberg
google
microsoft
salesforce
uber
|
|
| Minimum Score Triangulation of Polygon |
Medium
|
uber
|
|
| New 21 Game |
Medium
|
apple
google
uber
|
|
| Number of Islands II |
Hard
|
amazon
facebook
google
microsoft
oracle
snapchat
uber
|
|
| Palindrome Permutation II |
Medium
|
amazon
google
microsoft
uber
|
|
| Random Pick with Weight |
Medium
|
amazon
apple
atlassian
doordash
facebook
google
linkedin
microsoft
rubrik
tripadvisor
twitter
two-sigma
uber
wish
yelp
|
|
| Walls and Gates |
Medium
|
amazon
apple
bloomberg
bytedance
facebook
google
microsoft
spotify
uber
|
|
| Wiggle Subsequence |
Medium
|
amazon
facebook
uber
|
|
| Construct Binary Tree from Preorder and Postorder Traversal |
Medium
|
amazon
bloomberg
facebook
google
uber
|
|
| Making A Large Island |
Hard
|
amazon
facebook
google
uber
|
|
| Implement a 2D iterator class |
Medium
|
uber
|
|
| Length of the longest path in a weighted tree |
Hard
|
uber
|
|
| Construct K Palindrome Strings |
Medium
|
uber
|
|
| Alien Dictionary |
Hard
|
airbnb
amazon
apple
bloomberg
cohesity
doordash
facebook
flipkart
google
microsoft
pinterest
pocket-gems
snapchat
square
twitter
uber
vmware
|
|
| Binary Search Tree BST Operations - Delete |
Medium
|
amazon
apple
bloomberg
cisco
facebook
google
linkedin
microsoft
oracle
uber
yahoo
|
|
| Falling Squares |
Hard
|
amazon
square
uber
|
|
| K closest Points to Origin |
Medium
|
amazon
apple
asana
ebay
expedia
facebook
goldman-sachs
google
linkedin
microsoft
oracle
paypal
uber
visa
yahoo
|
|
| Palindromic Substrings |
Medium
|
adobe
amazon
apple
atlassian
citadel
coursera
facebook
goldman-sachs
google
linkedin
mathworks
microsoft
pure-storage
roblox
twitter
uber
vmware
|
|
| 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
|
|
| Exam Room |
Medium
|
amazon
facebook
google
quip
quora
uber
|
|
| Kth Smallest Number in Multiplication Table |
Hard
|
google
uber
|
|
| Maximum Vacation Days |
Hard
|
facebook
google
microsoft
uber
|
|
| 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
|
|
| Remove Comments |
Medium
|
databricks
goldman-sachs
google
hbo
microsoft
oracle
qualtrics
uber
|
|
| Second Minimum Node In a Binary Tree |
Easy
|
amazon
linkedin
microsoft
uber
|
|
| Set Intersection Size At Least Two |
Hard
|
drawbridge
uber
|
|
| Split Array With Same Average |
Hard
|
amazon
google
microsoft
uber
|
|
| Subtract the Product and Sum of Digits of an Integer |
Easy
|
google
quora
uber
|
|
| Tag Validator |
Hard
|
google
microsoft
uber
|
|
| Word Abbreviation |
Hard
|
google
grab
snapchat
uber
|
|
| Course Schedule 4 |
Medium
|
uber
|
|
| Employee Importance |
Medium
|
amazon
google
uber
|
|
| Exclusive Time of Functions |
Medium
|
amazon
apple
facebook
google
linkedin
microsoft
oracle
uber
|
|