Title Difficulty Companies Videos
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