| kSum |
Medium
|
|
|
| Least Number of Perfect Squares that Sums to n |
Medium
|
adobe
amazon
apple
cisco
ebay
facebook
godaddy
google
grammarly
linkedin
lyft
microsoft
uber
yandex
|
|
| Linked List in Binary Tree Problem |
Medium
|
|
|
| Maximum Gap |
Medium
|
amazon
|
|
| Maximum Number of Events That Can Be Attended Problem |
Medium
|
visa
|
|
| Maximum Number of Occurrences of a Substring Problem |
Medium
|
bloomberg
paypal
roblox
|
|
| Maximum Size Subarray Sum equals K |
Medium
|
amazon
facebook
google
microsoft
palantir-technologies
|
|
| Minimum Cost Tree From Leaf Values Problem |
Medium
|
|
|
| My Calendar 2 Problem |
Medium
|
amazon
google
|
|
| Number of Wonderful Substrings Problem |
Medium
|
|
|
| Odd Even Linked List - Bring odd nodes first and even later |
Medium
|
amazon
bloomberg
capital-one
ebay
facebook
google
microsoft
|
|
| Partition List Problem |
Medium
|
amazon
apple
linkedin
microsoft
|
|
| Partition to K Equal Sum Subsets Problem |
Medium
|
amazon
bytedance
ebay
facebook
google
houzz
linkedin
microsoft
pinterest
vmware
|
|
| Peeking Iterator |
Medium
|
amazon
apple
atlassian
ebay
facebook
google
microsoft
oracle
yahoo
|
|
| Populate next pointer to inorder successor in Binary Tree |
Medium
|
|
|
| Populate next pointer to right node in Binary Tree |
Medium
|
amazon
bloomberg
facebook
google
microsoft
oracle
|
|
| Range Sum Query – Mutable |
Medium
|
amazon
facebook
google
twitter
|
|
| Range Sum Query 2D - Immutable |
Medium
|
amazon
apple
cruise-automation
facebook
google
houzz
lyft
microsoft
vmware
|
|
| Remove K Digits Problem |
Medium
|
adobe
amazon
bloomberg
bytedance
didi
facebook
google
microsoft
nutanix
oracle
snapchat
vmware
|
|
| Reverse Words in a String 2 |
Medium
|
amazon
google
microsoft
uber
vmware
|
|
| Rotate n x n matrix by 90 degrees |
Medium
|
adobe
akuna-capital
amazon
apple
bloomberg
cisco
facebook
google
groupon
houzz
lyft
microsoft
nvidia
palantir
palantir-technologies
quora
salesforce
uber
wish
yandex
|
|
| Search in Rotated Sorted Array 2 - Check if number exists - Duplicates allowed |
Medium
|
adobe
amazon
bloomberg
facebook
google
microsoft
|
|
| Select Copy Paste Problem 1 - Minimum operations |
Medium
|
bloomberg
microsoft
|
|
| Sort Characters By Frequency |
Medium
|
amazon
bloomberg
expedia
facebook
google
linkedin
uber
|
|
| Spiral Matrix 1 - Return |
Medium
|
adobe
amazon
apple
bloomberg
bytedance
cisco
drawbridge
ebay
epic-systems
facebook
goldman-sachs
google
hulu
linkedin
microsoft
oracle
paypal
quip
robinhood
snapchat
uber
visa
|
|
| Strobogrammatic Number 2 - Generate for length n |
Medium
|
cisco
facebook
google
twitter
|
|
| Sum of Beauty of All Substrings Problem |
Medium
|
|
|
| Swap Nodes in Pairs |
Medium
|
adobe
amazon
apple
bloomberg
ebay
facebook
google
lyft
microsoft
oracle
sap
uber
|
|
| Unique BSTs 2 - Generate |
Medium
|
adobe
amazon
apple
facebook
microsoft
yahoo
|
|
| Valid Parenthesis String |
Medium
|
alibaba
amazon
bloomberg
facebook
google
|
|
| Valid Sudoku Problem |
Medium
|
adobe
amazon
apple
bloomberg
cruise-automation
doordash
facebook
google
microsoft
oracle
pinterest
roblox
salesforce
snapchat
twitter
uber
vmware
|
|
| Validate Binary Search Tree |
Medium
|
adobe
amazon
apple
asana
atlassian
bloomberg
bytedance
capital-one
ebay
facebook
goldman-sachs
google
linkedin
mathworks
microsoft
oracle
salesforce
sap
tripadvisor
uber
visa
vmware
yahoo
yandex
|
|
| Zigzag Iterator |
Medium
|
amazon
apple
cruise-automation
facebook
google
microsoft
yandex
|
|
| Validate IP Address Problem |
Medium
|
amazon
cisco
facebook
google
microsoft
twitter
uber
|
|
| Implement Rand10() Using Rand7() |
Medium
|
apple
bloomberg
bytedance
linkedin
microsoft
|
|
| Magical String Problem |
Medium
|
google
|
|
| Inorder Successor in Binary Tree |
Medium
|
|
|
| Permutation in String Problem |
Medium
|
amazon
bloomberg
facebook
google
lyft
microsoft
uber
yahoo
yandex
|
|
| Count Nice Pairs in an Array |
Medium
|
|
|
| Minimize Maximum of Array |
Medium
|
|
|
| Nested Array Generator |
Medium
|
|
|
| Remove Colored Pieces if Both Neighbors are the Same Color Problem |
Medium
|
|
|
| Removing Stars From a String Problem |
Medium
|
|
|
| Time Needed to Inform All Employees |
Medium
|
google
|
|
| Diagonal Traverse 2 Problem |
Medium
|
facebook
google
|
|
| Find Duplicate Subtrees |
Medium
|
amazon
bloomberg
facebook
google
lyft
microsoft
oracle
uber
|
|
| Removing Minimum and Maximum From Array |
Medium
|
|
|
| Linked List Random Node Problem |
Medium
|
amazon
facebook
google
|
|
| Max Area of Island Problem |
Medium
|
adobe
affirm
amazon
apple
bloomberg
bytedance
cruise-automation
doordash
facebook
google
intuit
mathworks
microsoft
oracle
palantir-technologies
qualtrics
twitch
uber
wish
zillow
|
|
| Exchange Seats Problem |
Medium
|
amazon
|
|