| Max Increase to Keep City Skyline | Medium | amazon
google | |
| Maximum Number of Non-Overlapping Substrings | Hard | amazon | |
| Maximum Sum of Two Non-Overlapping Subarrays | Medium | amazon
facebook
google
snapchat | |
| Minesweeper | Medium | amazon
bloomberg
cruise-automation
facebook
google
liveramp
microsoft
oracle
uber | |
| Minimum Area Rectangle | Medium | amazon
facebook
goldman-sachs
google
microsoft
nvidia | |
| Minimum Time Visiting All Points | Easy | amazon
facebook
medianet | |
| Monotone Increasing Digits | Medium | amazon
sap | |
| Number of Times Binary String Is Prefix-Aligned | Medium | amazon
microsoft | |
| Pairs of Songs With Total Durations Divisible by 60 | Medium | adobe
amazon
citrix
dropbox
goldman-sachs
pocket-gems
visa | |
| Pancake Sorting | Medium | amazon
facebook
microsoft
square
uber | |
| Partition Array According to Given Pivot | Medium | amazon | |
| Partition Array Into Three Parts With Equal Sum | Easy | amazon
microsoft | |
| Path Crossing | Easy | amazon | |
| Path In Zigzag Labelled Binary Tree | Medium | amazon
bloomberg
microsoft | |
| Product Sales Analysis III | Medium | amazon | |
| Pyramid Transition Matrix | Medium | airbnb
amazon
google | |
| Queries on a Permutation With Key | Medium | amazon | |
| Remove Zero Sum Consecutive Nodes from Linked List | Medium | uber
amazon | |
| Robot Return to Origin | Easy | amazon
goldman-sachs
google | |
| Solve the Equation | Medium | amazon
google
uber | |
| Sort Array By Parity II | Easy | amazon | |
| Split a String in Balanced Strings | Easy | amazon
apple | |
| Split Array into Fibonacci Sequence | Medium | amazon | |
| Stream of Characters | Hard | amazon
facebook
google | |
| Subarrays with K Different Integers | Hard | alibaba
amazon
goldman-sachs
google
uber | |
| Subdomain Visit Count | Medium | amazon
apple
citrix
google
indeed
intuit
karat
pinterest
roblox
wayfair | |
| Sum of Nodes with Even-Valued Grandparent | Medium | amazon
apple | |
| Sum of Root To Leaf Binary Numbers | Easy | amazon | |
| Super Washing Machines | Hard | amazon | |
| Valid Triangle Number | Medium | amazon
bloomberg
expedia
facebook
linkedin
microsoft
uber | |
| Clone N-ary Tree | Medium | amazon | |
| NPV Queries | Easy | amazon | |
| Sales by Day of the Week | Hard | amazon | |
| Design A Leaderboard | Medium | amazon
bloomberg
google
wayfair | |
| Handshakes That Don't Cross | Hard | amazon | |
| Students With Invalid Departments | Easy | amazon | |
| Tree Diameter | Medium | amazon
facebook
google | |
| Meeting Scheduler | Medium | amazon
apple
doordash
google
microsoft
paypal
pramp
uber | |
| Stepping Numbers | Medium | amazon
epic-systems | |
| Two Sum BSTs | Medium | amazon | |
| Analyze User Website Visit Pattern | Medium | amazon | |
| Armstrong Number | Easy | amazon | |
| Connecting Cities With Minimum Cost | Medium | amazon
uber | |
| Design Bounded Blocking Queue | Medium | amazon
bloomberg
cloudera
google
linkedin
microsoft
oracle
uber | |
| Design File System | Medium | airbnb
amazon | |
| Diet Plan Performance | Easy | amazon | |
| Find Smallest Common Element in All Rows | Medium | amazon
microsoft | |
| Number of Days in a Month | Easy | amazon | |
| Remove Vowels from a String | Easy | amazon | |
| String Transforms Into Another String | Hard | amazon
google | |