Title Difficulty Companies Videos
BST Floor and Ceiling Easy oracle
Chess King Check Detector Hard Oracle
All Elements in Two Binary Search Trees Medium amazon facebook oracle
Data Stream as Disjoint Intervals Hard amazon facebook google oracle
Design Twitter (Data Structure Design) Medium amazon doordash oracle twitter yelp
Frog Jump Hard amazon apple bytedance facebook google microsoft nutanix oracle snapchat
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
Number of Islands II Hard amazon facebook google microsoft oracle snapchat uber
Sort Array By Parity Easy amazon apple cisco facebook google microsoft oracle vmware
Smallest sparse number greater than or equal to N Hard oracle
Construct Binary Search Tree BST from Preorder Traversal Medium amazon facebook microsoft oracle
Delete in a Binary Search Tree Medium amazon apple bloomberg cisco facebook google linkedin microsoft oracle uber yahoo
K closest Points to Origin Medium amazon apple asana ebay expedia facebook goldman-sachs google linkedin microsoft oracle paypal uber visa yahoo
Pacific Atlantic Water Flow Medium amazon apple bloomberg facebook google microsoft oracle
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
K-diff Pairs in an Array Medium amazon bloomberg goldman-sachs microsoft oracle paypal salesforce twilio twitter
Minimum Index Sum of Two Lists Easy oracle yelp
Minimum Knight Moves Medium amazon apple facebook google indeed microsoft oracle
Number of Distinct Islands Medium amazon apple bloomberg facebook google lyft microsoft oracle uber
Range Sum of BST Easy amazon apple facebook google microsoft oracle
Remove Comments Medium databricks goldman-sachs google hbo microsoft oracle qualtrics uber
Web Crawler Medium amazon dropbox facebook microsoft oracle
Web Crawler Multithreaded Medium amazon databricks dropbox facebook oracle
Compare Strings by Frequency of the Smallest Character Medium google oracle
Design Linked List Medium amazon microsoft oracle
Exclusive Time of Functions Medium amazon apple facebook google linkedin microsoft oracle uber
HTML Entity Parser Medium oracle
Interval List Intersections Medium amazon apple bloomberg cruise-automation doordash facebook google oracle pinterest snapchat uber
Minesweeper Medium amazon bloomberg cruise-automation facebook google liveramp microsoft oracle uber
Team Scores in Football Tournament Medium oracle wayfair
Design Bounded Blocking Queue Medium amazon bloomberg cloudera google linkedin microsoft oracle uber
Brick Wall Medium adobe bloomberg facebook google oracle
Range Module Hard amazon coupang google linkedin machine-zone oracle
Rectangle Overlap Easy adobe amazon apple bloomberg goldman-sachs google mathworks microsoft oracle
The Maze 2 Medium amazon facebook google netease oracle
Lucky Numbers in a Matrix Easy oracle
Reverse Substrings Between Each Pair of Parentheses Medium adobe oracle postmates
Accounts Merge Medium amazon apple bloomberg facebook google houzz linkedin microsoft oracle
Implement Power Function 1 Medium adobe amazon apple asana bloomberg ebay facebook goldman-sachs google linkedin microsoft morgan-stanley oracle uber vmware
Missing Number Easy adobe amazon apple arista-networks bloomberg facebook google ibm microsoft oracle servicenow vmware zillow
Reverse Integer Medium adobe amazon apple barclays bloomberg cisco facebook google jpmorgan lyft microsoft netease oracle uber yahoo
Palindrome Number Easy adobe amazon apple bloomberg facebook google hcl jpmorgan microsoft oracle yahoo
Longest Duplicate Substring Problem Hard amazon apple google microsoft oracle
Binary Tree Traversal - Zigzag Level Order Traversal Medium amazon apple bloomberg bytedance ebay facebook google linkedin microsoft oracle qualtrics samsung servicenow yahoo morgan-stanley
Cherry Pickup Hard adobe akuna-capital amazon apple citrix flipkart google mathworks oracle uber
Construct Binary Tree from Inorder and Preorder Traversal Medium adobe amazon apple bloomberg bytedance citadel facebook google microsoft oracle square twitter yahoo
Convert Sorted List into a height-balanced Binary search Tree Medium amazon bloomberg facebook google lyft microsoft oracle vmware zenefits
Count of Smaller Numbers After Self Hard adobe amazon apple bloomberg facebook google microsoft oracle uber