| Strobogrammatic Number 2 - Generate for length n |
Medium
|
cisco
facebook
google
twitter
|
|
| Strobogrammatic Number 3 - Count in Range |
Hard
|
facebook
google
|
|
| Student Attendance Record 1 Problem |
Easy
|
google
|
|
| Student Attendance Record 2 Problem |
Hard
|
google
uber
|
|
| Subset Sum Problem 1 - Is there a subset? |
|
|
|
| Sudoku Solver Problem |
Hard
|
adobe
amazon
apple
arista-networks
doordash
dropbox
expedia
facebook
google
microsoft
oracle
riot-games
roblox
snapchat
uber
vmware
wish
|
|
| 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
|
|
| Trips and Users Problem |
Hard
|
amazon
uber
|
|
| Unique BSTs 2 - Generate |
Medium
|
adobe
amazon
apple
facebook
microsoft
yahoo
|
|
| Valid Number Problem |
Hard
|
adobe
amazon
apple
facebook
google
linkedin
microsoft
tripadvisor
|
|
| 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
|
|
| Word Break 2 - Construct a sentence |
Hard
|
amazon
apple
audible
bloomberg
bookingcom
dropbox
ebay
facebook
google
microsoft
oracle
pinterest
snapchat
twitter
uber
zillow
|
|
| Zigzag Iterator |
Medium
|
amazon
apple
cruise-automation
facebook
google
microsoft
yandex
|
|
| Validate IP Address Problem |
Medium
|
amazon
cisco
facebook
google
microsoft
twitter
uber
|
|
| Encode String with Shortest Length Problem |
Hard
|
google
|
|
| Implement Rand10() Using Rand7() |
Medium
|
apple
bloomberg
bytedance
linkedin
microsoft
|
|
| Magical String Problem |
Medium
|
google
|
|
| Sliding Window Median |
Hard
|
amazon
apple
facebook
google
microsoft
snapchat
spotify
|
|
| Inorder Successor in Binary Tree |
Medium
|
|
|
| Permutation in String Problem |
Medium
|
amazon
bloomberg
facebook
google
lyft
microsoft
uber
yahoo
yandex
|
|
| Can Make Arithmetic Progression From Sequence |
Easy
|
amazon
|
|
| Constrained Subsequence Sum |
Hard
|
akuna-capital
|
|
| Count Nice Pairs in an Array |
Medium
|
|
|
| Maximum Score of a Good Subarray |
Hard
|
|
|
| Minimize Maximum of Array |
Medium
|
|
|
| Nested Array Generator |
Medium
|
|
|
| Number of Flowers in Full Bloom |
Hard
|
|
|
| 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
|
|
| Sales Analysis II |
Easy
|
amazon
|
|
| Remove All Adjacent Duplicates In String 1 |
Easy
|
amazon
bloomberg
facebook
google
oracle
paypal
paytm
|
|
| Diagonal Traverse 2 Problem |
Medium
|
facebook
google
|
|
| Find Duplicate Subtrees |
Medium
|
amazon
bloomberg
facebook
google
lyft
microsoft
oracle
uber
|
|
| Longest Subsequence With Limited Sum |
Easy
|
|
|
| Most Common Word Problem |
Easy
|
amazon
apple
google
microsoft
oracle
|
|
| 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
|
|
| Count Number of Pairs With Absolute Difference K |
Easy
|
|
|
| Exchange Seats Problem |
Medium
|
amazon
|
|
| Filter Elements from Array |
Easy
|
|
|
| Search Suggestions System |
Medium
|
amazon
|
|
| Count Good Meals |
Medium
|
|
|
| Binary Gap Problem |
Easy
|
ebay
twitter
|
|
| Count Ways To Build Good Strings Problem |
Medium
|
|
|
| Find All K-Distant Indices in an Array |
Easy
|
|
|