| Pascal’s Triangle 1 - Generate first n rows |
Easy
|
adobe
amazon
apple
bloomberg
facebook
goldman-sachs
google
microsoft
twitter
uber
|
|
| Search in a Binary Search Tree |
Easy
|
adobe
apple
google
ibm
|
|
| Skyline Problem |
Hard
|
adobe
amazon
apple
databricks
facebook
goldman-sachs
google
houzz
microsoft
salesforce
tableau
twitter
uber
yelp
vmware
|
|
| Binary Tree Postorder Traversal |
Easy
|
adobe
amazon
facebook
google
uber
|
|
| Generate Parentheses |
Medium
|
adobe
alibaba
amazon
apple
atlassian
bloomberg
bytedance
cisco
facebook
google
lyft
microsoft
nutanix
nvidia
salesforce
samsung
sap
snapchat
spotify
uber
yahoo
yandex
yelp
zenefits
|
|
| Unique Paths in Grid 1 - Count all paths moving right or down |
Medium
|
adobe
alibaba
amazon
apple
bloomberg
facebook
goldman-sachs
google
mathworks
microsoft
oracle
snapchat
uber
vmware
|
|
| Valid Parentheses |
Easy
|
adobe
airbnb
akuna-capital
amazon
apple
atlassian
audible
barclays
blizzard
bloomberg
cisco
citadel
doordash
ebay
epic-systems
expedia
facebook
godaddy
goldman-sachs
google
ibm
intel
intuit
jpmorgan
linkedin
liveramp
lyft
mathworks
microsoft
morgan-stanley
oracle
paypal
postmates
riot-games
salesforce
samsung
sap
servicenow
splunk
spotify
tencent
tesla
triplebyte
twilio
twitter
uber
visa
vmware
yahoo
yandex
zenefits
zillow
|
|
| Cousins in Binary Tree |
Easy
|
adobe
amazon
bloomberg
facebook
goldman-sachs
microsoft
yext
|
|
| Implement stack using priority queue |
Easy
|
adobe
microsoft
amazon
|
|
| Climbing Stairs - Take atmost 2 Steps |
Easy
|
adobe
alibaba
amazon
apple
baidu
bloomberg
citadel
facebook
goldman-sachs
google
huawei
linkedin
microsoft
nvidia
oracle
tripadvisor
uber
zulily
|
|
| Copy List with Random Pointer |
Medium
|
adobe
amazon
apple
bloomberg
capital-one
ebay
expedia
facebook
google
microsoft
nutanix
oracle
qualtrics
snapchat
uber
visa
yahoo
|
|
| Lowest Common Ancestor of a Binary Search Tree |
Medium
|
adobe
amazon
bloomberg
cisco
facebook
google
linkedin
microsoft
oracle
twitter
uber
|
|
| Maximal Square |
Medium
|
adobe
airbnb
amazon
appdynamics
apple
bloomberg
citadel
facebook
google
huawei
microsoft
oracle
two-sigma
uber
vmware
|
|
| Minimum Path Sum in matrix |
Medium
|
adobe
amazon
apple
bloomberg
dropbox
facebook
goldman-sachs
google
microsoft
nvidia
rubrik
uber
wish
|
|
| Minimum Window Substring |
Hard
|
adobe
airbnb
amazon
apple
bloomberg
bytedance
cohesity
deutsche-bank
directi
ebay
facebook
godaddy
goldman-sachs
google
linkedin
lyft
microsoft
nutanix
oracle
salesforce
snapchat
tencent
twitter
uber
visa
vmware
yahoo
|
|
| N-Queens |
Hard
|
adobe
amazon
apple
bytedance
ebay
facebook
google
microsoft
oracle
rubrik
tableau
uber
|
|
| Binary Tree Right Side View |
Medium
|
adobe
amazon
apple
atlassian
bloomberg
bytedance
citadel
ebay
facebook
google
mathworks
microsoft
nvidia
oracle
paypal
sap
uber
vmware
|
|
| Diameter Of a Binary Tree |
Easy
|
adobe
amazon
apple
atlassian
baidu
bloomberg
bytedance
facebook
google
intel
microsoft
oracle
qualtrics
tencent
|
|
| K Reverse a linked list |
Hard
|
adobe
amazon
apple
bytedance
cisco
cohesity
ebay
facebook
google
mathworks
microsoft
paypal
vmware
|
|
| Linked List Cycle 1 - Detect Cycle |
Easy
|
adobe
amazon
apple
bloomberg
cisco
ebay
facebook
goldman-sachs
google
linkedin
microsoft
oracle
vmware
yahoo
|
|
| Maximum Depth of Binary Tree |
Easy
|
adobe
amazon
apple
bloomberg
bytedance
facebook
goldman-sachs
google
linkedin
microsoft
paypal
sap
uber
yahoo
|
|
| Search a 2D Matrix 2 - Rows and columns are sorted |
Medium
|
adobe
amazon
apple
baidu
bloomberg
bytedance
citadel
ebay
expedia
facebook
goldman-sachs
google
linkedin
microsoft
oracle
paypal
salesforce
sap
tencent
yahoo
|
|
| Sum of Left Leaves |
Easy
|
adobe
amazon
bloomberg
expedia
facebook
google
mathworks
|
|
| Stone Game 1 |
Medium
|
adobe
|
|
| Palindrome Partitioning |
Medium
|
adobe
amazon
bloomberg
google
microsoft
qualtrics
uber
yahoo
|
|
| Find duplicate number in array containing n+1 numbers between 1 and n |
Medium
|
adobe
amazon
apple
bloomberg
ebay
facebook
google
intuit
microsoft
oracle
salesforce
tencent
vmware
|
|
| Longest Valid Parentheses |
Hard
|
adobe
amazon
apple
bloomberg
citadel
ebay
facebook
google
microsoft
oracle
samsung
uber
yahoo
|
|
| Binary Tree Level Order Traversal - Level by Level |
Medium
|
adobe
amazon
apple
atlassian
bloomberg
cisco
citadel
ebay
expedia
facebook
google
linkedin
mathworks
microsoft
oracle
sap
uber
vmware
yahoo
|
|
| Merge Two Sorted Linked Lists |
Easy
|
adobe
airbnb
alibaba
amazon
apple
arista-networks
atlassian
bloomberg
bytedance
capital-one
cisco
ebay
facebook
google
huawei
indeed
intel
linkedin
lyft
microsoft
oracle
paypal
samsung
tencent
uber
visa
vmware
yahoo
yandex
|
|
| Longest Palindromic Substring |
Medium
|
adobe
airbnb
alibaba
amazon
appdynamics
apple
bloomberg
cisco
ebay
facebook
godaddy
google
huawei
jpmorgan
mathworks
microsoft
nutanix
oracle
paypal
pure-storage
roblox
samsung
sap
servicenow
tencent
uber
vmware
wayfair
yahoo
yandex
|
|
| Subsets 1 |
Medium
|
adobe
amazon
apple
atlassian
bloomberg
bytedance
coupang
ebay
facebook
goldman-sachs
google
lyft
microsoft
uber
yahoo
|
|
| Convert String to Integer atoi |
Medium
|
adobe
amazon
apple
bloomberg
cisco
citadel
ebay
facebook
goldman-sachs
google
linkedin
microsoft
nvidia
oracle
redfin
sap
tencent
uber
vmware
zillow
|
|
| Majority Element 2 - With n by 3 definition |
Medium
|
adobe
amazon
apple
bloomberg
facebook
google
microsoft
uber
zenefits
|
|
| Contains Duplicate 1 - Check if array has duplicates |
Easy
|
adobe
airbnb
amazon
apple
bloomberg
facebook
microsoft
oracle
palantir-technologies
yahoo
|
|
| Median of Two Sorted Arrays |
Hard
|
adobe
airbnb
alibaba
amazon
apple
bloomberg
bytedance
didi
dropbox
ebay
facebook
garena
godaddy
goldman-sachs
google
houzz
huawei
jpmorgan
microsoft
oracle
rubrik
tencent
two-sigma
uber
visa
vmware
yahoo
yandex
zenefits
zillow
zulily
|
|
| Longest Common Prefix in array of string |
Easy
|
adobe
alibaba
amazon
apple
bloomberg
cisco
ebay
facebook
google
ibm
ixl
microsoft
oracle
pinterest
quora
snapchat
splunk
twilio
visa
yelp
|
|
| Set Matrix Zeros |
Medium
|
adobe
amazon
apple
audible
docusign
expedia
facebook
microsoft
oracle
paypal
salesforce
tripadvisor
|
|
| Linked List Cycle 2 - Find Start of a Cycle |
Medium
|
adobe
amazon
apple
ebay
google
linkedin
microsoft
netapp
|
|
| Maximal Rectangle |
Hard
|
adobe
amazon
bloomberg
citadel
facebook
google
indeed
karat
microsoft
samsung
uber
vmware
wayfair
|
|
| Coin Change with Fewest Number of Coins Given Infinite Supply |
Medium
|
adobe
affirm
airbnb
amazon
apple
blackrock
bloomberg
bytedance
capital-one
ebay
facebook
goldman-sachs
google
jpmorgan
linkedin
microsoft
oracle
paypal
sap
uber
visa
vmware
yahoo
zappos
wework
|
|
| House Robber |
Medium
|
adobe
airbnb
amazon
apple
bloomberg
bytedance
cisco
ebay
expedia
goldman-sachs
google
hbo
linkedin
microsoft
quora
uber
|
|
| 3Sum0 - Find three elements in an array that sum to a zero |
Medium
|
adobe
akuna-capital
alibaba
amazon
apple
baidu
bloomberg
bytedance
cisco
citadel
citrix
coursera
doordash
ebay
expedia
facebook
goldman-sachs
google
groupon
ibm
mathworks
microsoft
oracle
paypal
postmates
qualtrics
quora
salesforce
samsung
servicenow
snapchat
splunk
square
tencent
uber
visa
vmware
works-applications
yahoo
yandex
zoho
|
|
| Two Sum |
Easy
|
adobe
aetion
affirm
airbnb
alibaba
amazon
apple
audible
baidu
blackrock
bloomberg
bookingcom
box
bytedance
cisco
citadel
cloudera
deutsche-bank
didi
drawbridge
dropbox
ebay
emc
expedia
facebook
factset
ge-digital
godaddy
goldman-sachs
google
groupon
huawei
ibm
indeed
intel
intuit
jpmorgan
linkedin
lyft
mathworks
microsoft
morgan-stanley
netease
nvidia
oracle
paypal
qualcomm
quora
radius
roblox
salesforce
samsung
sap
servicenow
snapchat
splunk
spotify
tableau
tencent
twilio
twitter
uber
valve
visa
vmware
wish
works-applications
yahoo
yandex
yelp
zillow
zoho
|
|
| Maximum Product Subarray |
Medium
|
adobe
akuna-capital
alibaba
amazon
bloomberg
bytedance
facebook
google
linkedin
microsoft
oracle
uber
|
|
| Middle of the linked list |
Easy
|
adobe
amazon
apple
cisco
goldman-sachs
microsoft
oracle
paypal
samsung
|
|
| Next Permutation |
Medium
|
adobe
amazon
apple
atlassian
bloomberg
bytedance
ebay
facebook
google
houzz
jpmorgan
microsoft
quora
rubrik
samsung
sumologic
uber
|
|
| Graph Valid Tree |
Medium
|
amazon
facebook
google
linkedin
pinterest
zenefits
adobe
salesforce
|
|
| Product of Array Except Self |
Medium
|
adobe
amazon
apple
asana
blackrock
bloomberg
bytedance
ebay
evernote
facebook
goldman-sachs
google
grab
groupon
intel
linkedin
lyft
microsoft
nutanix
oracle
paypal
qualtrics
salesforce
sap
servicenow
snapchat
splunk
tableau
uber
visa
vmware
yahoo
|
|
| Tenth Line Problem |
Easy
|
adobe
apple
google
oracle
|
|
| Number of Islands |
Medium
|
adobe
affirm
alibaba
amazon
appdynamics
apple
arista-networks
atlassian
audible
blackrock
bloomberg
bytedance
cisco
citadel
citrix
cohesity
cruise-automation
doordash
ebay
electronic-arts
evernote
expedia
facebook
godaddy
goldman-sachs
google
houzz
hulu
jpmorgan
linkedin
liveramp
lyft
mathworks
microsoft
nutanix
nvidia
oracle
palantir-technologies
paypal
qualtrics
roblox
salesforce
servicenow
snapchat
splunk
spotify
square
sumologic
tableau
twitch
twitter
uber
visa
vmware
wish
yahoo
zenefits
zulily
|
|