Title Difficulty Companies Videos
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
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
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
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
Make String a Subsequence Using Cyclic Increments Medium
Map Sum Pairs Medium akuna-capital
Matrix Diagonal Sum Easy
Max Sum of a Pair With Equal Sum of Digits Medium
Maximum Score After Splitting a String Easy google
Minimum Obstacle Removal to Reach Corner Hard
Minimum Recolors to Get K Consecutive Black Blocks Easy
Pairs of Songs With Total Durations Divisible by 60 Medium adobe amazon citrix dropbox goldman-sachs pocket-gems visa
Partition Array According to Given Pivot Medium amazon
Special Array 1 Easy
Valid Arrangement of Pairs Hard
Minimum Equal Sum of Two Arrays After Replacing Zeros Medium