Title Difficulty Companies Videos
Pseudo-Palindromic Paths in a Binary Tree Medium amazon
Range Sum Query - Immutable Easy amazon bloomberg facebook goldman-sachs google microsoft palantir-technologies
Replace each node in BST with subtree sum and its value Medium
Return or print all leaf nodes of a binary tree Easy
Right side view of a tree Medium
Rotting Oranges Medium
Search an element in a binary tree Easy
Shortest path in Binary Search Tree that adds up to a given value Medium
Sum of k smallest elements in BST
Sum of Two Integers Medium amazon apple facebook google hulu
Sum of two numbers using only bitwise operators
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
Total sum excluding adjacent of a given node in BST
Verify Preorder Serialization of a Binary Tree Medium google
Accepted Candidates From the Interviews Medium
Active Businesses Medium yelp
Add Bold Tag in String Medium facebook google wish
Add Two Integers Easy
Adding Spaces to a String Medium
Alice and Bob Playing Flower Game Medium
Closest Leaf in a Binary Tree Medium amazon databricks facebook google
Construct Smallest Number From DI String Medium
Count Good Numbers Medium
Count of Substrings Containing Every Vowel and K Consonants 1 Medium
Count Subarrays Where Max Element Appears at Least K Times Medium
Count the Number of Powerful Integers Hard
Debounce Medium facebook
Design an Ordered Stream Problem Easy
Find Building Where Alice and Bob Can Meet Hard
House Robber 4 Medium
Jump Game 3 Medium microsoft
Lexicographically Minimum String After Removing Stars Medium
Maximum Population Year Easy
Minimum Index of a Valid Split Medium
Minimum Operations to Exceed Threshold Value 1 Easy
Minimum Time to Visit a Cell In a Grid Hard
Number of Equivalent Domino Pairs Easy amazon
Valid Palindrome 3 - Is string palindrome after deleting at most k chars Hard facebook google
Append K Integers With Minimal Sum Medium
Check If a Word Occurs As a Prefix of Any Word in a Sentence Problem Easy yelp
Construct the Lexicographically Largest Valid Sequence Medium
Contiguous Array Medium adobe amazon apple facebook google microsoft quora robinhood vmware
Count of Substrings Containing Every Vowel and K Consonants 2 Medium
Count Symmetric Integers Easy
Course Schedule 4 Medium uber
Delete Columns to Make Sorted II Medium google
Describe the Painting Medium
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