| Convert Number to Hexadecimal Number Problem |
Easy
|
facebook
microsoft
|
|
| Trapping Rain Water 2 |
Hard
|
amazon
apple
bytedance
facebook
google
microsoft
twitter
|
|
| Binary Watch Problem |
Easy
|
apple
google
|
|
| Delete Columns to Make Sorted |
Easy
|
google
|
|
| Daily Temperatures |
Medium
|
adobe
amazon
apple
bloomberg
cisco
expedia
facebook
goldman-sachs
google
linkedin
microsoft
nvidia
uber
zillow
|
|
| Flip String to Monotone Increasing Problem |
Medium
|
google
|
|
| Leaf-Similar Trees Problem |
Easy
|
amazon
atlassian
facebook
google
microsoft
|
|
| Maximum Bags With Full Capacity of Rocks |
Medium
|
|
|
| Path Sum 3 - Count paths from parent to child |
Medium
|
amazon
bloomberg
facebook
microsoft
oracle
quora
uber
zillow
|
|
| Subarray Sums Divisible by K |
Medium
|
amazon
bytedance
expedia
twilio
yandex
|
|
| Binary Trees With Factors |
Medium
|
|
|
| Maximum Level Sum of a Binary Tree |
Medium
|
amazon
google
|
|
| Maximum Value at a Given Index in a Bounded Array |
Medium
|
|
|
| Minimum Cost to Make Array Equal |
Hard
|
|
|
| Number of Increasing Paths in a Grid Problem |
Hard
|
|
|
| Maximum Subarray Sum |
Medium
|
adobe
alibaba
amazon
apple
asana
atlassian
bloomberg
bytedance
capital-one
cisco
citadel
ebay
expedia
facebook
goldman-sachs
google
ibm
intel
jpmorgan
linkedin
microsoft
morgan-stanley
nvidia
oracle
palantir-technologies
paypal
qualcomm
salesforce
sap
two-sigma
uber
visa
wayfair
yahoo
zillow
|
|
| Find the Index of the First Occurrence in a String |
Easy
|
adobe
amazon
apple
bloomberg
citadel
dropbox
ebay
facebook
google
microsoft
oracle
paypal
pocket-gems
vmware
yahoo
yandex
|
|
| Time Based Key-Value Store Problem |
Medium
|
amazon
apple
atlassian
databricks
facebook
flexport
google
linkedin
lyft
microsoft
netflix
oracle
square
stripe
sumologic
twitter
uber
vmware
zillow
|
|
| Add One Row to Tree Problem |
Medium
|
gilt-groupe
|
|
| Matrix Block Sum Problem |
Medium
|
google
|
|
| Maximum Sum of 3 Non-Overlapping Subarrays |
Hard
|
facebook
google
|
|
| Minimum Increment to Make Array Unique |
Medium
|
coursera
ixl
twitter
|
|
| Number of Good Leaf Nodes Pairs Problem |
Medium
|
google
|
|
| Hand of Straights Problem |
Medium
|
bloomberg
coupang
ebay
google
|
|
| Add to Array-Form of Integer |
Easy
|
facebook
google
|
|
| Fraction Addition and Subtraction Problem |
Medium
|
goldman-sachs
ixl
|
|
| Greatest Common Divisor of Strings Problem |
Easy
|
atlassian
capital-one
|
|
| Maximum Difference Between Node and Ancestor |
Medium
|
amazon
facebook
google
|
|
| Convert Binary Search Tree to Sorted Doubly Linked List |
Medium
|
amazon
bloomberg
databricks
facebook
google
lyft
microsoft
oracle
uber
vmware
|
|
| Deepest Leaves Sum |
Medium
|
google
|
|
| Sparse Matrix Multiplication |
Medium
|
amazon
apple
bloomberg
facebook
google
linkedin
microsoft
snapchat
uber
|
|
| Vertical Order Traversal of a Binary Tree Problem |
Hard
|
adobe
amazon
bloomberg
databricks
facebook
google
linkedin
microsoft
reddit
samsung
|
|
| Find Duplicate File in System Problem |
Medium
|
amazon
apple
dropbox
facebook
google
microsoft
oracle
vmware
|
|
| Bag of Tokens |
Medium
|
google
|
|
| Longest Palindrome by Concatenating Two Letter Words Problem |
Medium
|
|
|
| N-ary Tree Level Order Traversal |
Medium
|
amazon
|
|
| N-ary Tree Postorder Traversal Problem |
Easy
|
amazon
|
|
| N-ary Tree Preorder Traversal |
Easy
|
|
|
| Reverse String 2 Problem |
Easy
|
amazon
google
microsoft
|
|
| Find Closest Node to Given Two Nodes |
Medium
|
|
|
| Most Stones Removed with Same Row or Column Problem |
Medium
|
google
|
|
| N-th Tribonacci Number Problem |
Easy
|
coursera
facebook
|
|
| Naming a Company Problem |
Hard
|
|
|
| Evaluate Division |
Medium
|
adobe
amazon
bloomberg
facebook
google
microsoft
uber
|
|
| Integer Replacement |
Medium
|
amazon
baidu
bloomberg
google
microsoft
|
|
| Longest Substring with At Least K Repeating Characters Problem |
Medium
|
adobe
amazon
baidu
bloomberg
bytedance
facebook
google
uber
|
|
| Maximum 69 Number Problem |
Easy
|
hrt
|
|
| Minimum Time Difference Problem |
Medium
|
amazon
palantir-technologies
|
|
| Orderly Queue |
Hard
|
amazon
|
|
| Valid Square Problem |
Medium
|
facebook
google
pure-storage
|
|