| 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
|
|
| Verify Preorder Serialization of a Binary Tree |
Medium
|
google
|
|
| Closest Leaf in a Binary Tree |
Medium
|
amazon
databricks
facebook
google
|
|
| Valid Palindrome 3 - Is string palindrome after deleting at most k chars |
Hard
|
facebook
google
|
|
| Contiguous Array |
Medium
|
adobe
amazon
apple
facebook
google
microsoft
quora
robinhood
vmware
|
|
| Find Elements in a Contaminated Binary Tree |
Medium
|
google
|
|
| Interval List Intersections |
Medium
|
amazon
apple
bloomberg
cruise-automation
doordash
facebook
google
oracle
pinterest
snapchat
uber
|
|
| Maximum Score After Splitting a String |
Easy
|
google
|
|
| Diameter Of a N-Ary Tree |
Medium
|
facebook
google
|
|
| Is Graph Bipartite |
Medium
|
amazon
dropbox
ebay
facebook
google
linkedin
liveramp
microsoft
uber
|
|
| Range Module |
Hard
|
amazon
coupang
google
linkedin
machine-zone
oracle
|
|
| Rectangle Overlap |
Easy
|
adobe
amazon
apple
bloomberg
goldman-sachs
google
mathworks
microsoft
oracle
|
|
| Reverse Pairs |
Hard
|
amazon
bytedance
google
microsoft
uber
|
|
| Robot Room Cleaner |
Hard
|
amazon
facebook
google
microsoft
|
|
| Shortest Unique Prefix |
Medium
|
google
square
|
|
| Target Sum |
Medium
|
facebook
google
microsoft
|
|
| Binary Tree Path - All root to leaf paths |
Easy
|
adobe
amazon
apple
facebook
google
microsoft
|
|
| Closest Binary Search Tree Value |
Easy
|
amazon
bloomberg
facebook
google
linkedin
microsoft
snapchat
|
|
| Closest Binary Search Tree Value II |
Hard
|
amazon
facebook
forusall
google
linkedin
|
|
| Sliding Puzzle Problem |
Hard
|
airbnb
amazon
facebook
google
microsoft
uber
|
|
| Shortest Subarray with Sum at Least K Problem |
Hard
|
amazon
facebook
goldman-sachs
google
|
|
| Count Square Submatrices with All Ones Problem |
Medium
|
google
|
|
| Remove Sub-Folders from the Filesystem Problem |
Medium
|
amazon
facebook
google
|
|
| Diagonal Traverse Problem |
Medium
|
amazon
apple
ebay
facebook
google
microsoft
quora
splunk
|
|
| Smallest Range Covering Elements from K Lists Problem |
Hard
|
amazon
apple
facebook
google
lyft
microsoft
pinterest
snapchat
|
|
| Maximum Width Ramp Problem |
Medium
|
ebay
facebook
google
|
|
| Sentence Similarity |
Easy
|
google
|
|
| Sentence Similarity 2 - with transitive word pairs |
Medium
|
amazon
bloomberg
google
|
|
| 3Sum Smaller |
Medium
|
google
ibm
mathworks
|
|
| Rank Transform of an Array Problem |
Easy
|
google
|
|
| Minimum Steps to Traverse Points in an Infinite 2D Grid Problem |
Easy
|
google
|
|
| Alternating Two-Instance Singleton Pattern |
Medium
|
google
|
|
| Minimum Columns to Remove for Lexicographical Order in Matrix Problem |
Medium
|
google
|
|
| Random Pick with Blacklist Problem |
Hard
|
amazon
google
two-sigma
uber
|
|
| Find K-th Smallest Pair Distance Problem |
Hard
|
amazon
google
|
|
| Magic Squares In Grid |
Medium
|
google
wayfair
|
|
| Range Sum of Sorted Subarray Sums Problem |
Medium
|
google
|
|
| Largest value path in a directed graph Problem |
Hard
|
google
|
|
| Filling Bookcase Shelves Problem |
Medium
|
bloomberg
google
|
|
| Bishop diagonally attack on chess board problem |
Medium
|
google
|
|
| Count Knight's Tour |
Hard
|
google
|
|
| Delete Nodes And Return Forest Problem |
Medium
|
amazon
google
|
|
| Number of Atoms Problem |
Hard
|
adobe
amazon
bytedance
facebook
google
pinterest
|
|
| Low bandwidth almost similar file syncing algorithm between two computers |
Hard
|
google
|
|
| m Coloring Problem - undirected graph as adjacency matrix |
Medium
|
google
|
|
| Locking and unlocking resources represented as binary tree nodes |
Medium
|
google
|
|
| Find the Shortest Path between 2 cells in boolean maze |
Easy
|
google
|
|
| Estimating the value of Pi using Monte Carlo method |
Medium
|
google
|
|
| Minimum Difference Between Largest and Smallest Value in Three Moves Problem |
Medium
|
google
|
|
| Accounts Merge |
Medium
|
amazon
apple
bloomberg
facebook
google
houzz
linkedin
microsoft
oracle
|
|