Find Leaves of Binary Tree |
Medium
|
amazon
atlassian
ebay
google
linkedin
pocket-gems
|
|
K closest Points to Origin |
Medium
|
amazon
apple
asana
ebay
expedia
facebook
goldman-sachs
google
linkedin
microsoft
oracle
paypal
uber
visa
yahoo
|
|
Top K Frequent Elements |
Medium
|
amazon
apple
bloomberg
bytedance
ebay
facebook
goldman-sachs
google
hulu
linkedin
microsoft
oracle
pocket-gems
snapchat
spotify
uber
vmware
yahoo
yelp
|
|
Is Graph Bipartite |
Medium
|
amazon
dropbox
ebay
facebook
google
linkedin
liveramp
microsoft
uber
|
|
Diagonal Traverse Problem |
Medium
|
amazon
apple
ebay
facebook
google
microsoft
quora
splunk
|
|
Maximum Width Ramp Problem |
Medium
|
ebay
facebook
google
|
|
Longest Continuous Subarray With Absolute Diff Less Than or Equal to Limit Problem |
Medium
|
ebay
google
|
|
Relative Sort Array Problem |
Easy
|
amazon
de-shaw
ebay
google
microsoft
|
|
Implement Power Function 1 |
Medium
|
adobe
amazon
apple
asana
bloomberg
ebay
facebook
goldman-sachs
google
linkedin
microsoft
morgan-stanley
oracle
uber
vmware
|
|
Binary Tree Traversal - Zigzag Level Order Traversal |
Medium
|
amazon
apple
bloomberg
bytedance
ebay
facebook
google
linkedin
microsoft
oracle
qualtrics
samsung
servicenow
yahoo
|
|
Count Primes |
Medium
|
adobe
amazon
apple
bloomberg
capital-one
ebay
facebook
goldman-sachs
google
intel
microsoft
oracle
yahoo
yandex
|
|
Find Median from Data Stream |
Hard
|
adobe
amazon
apple
atlassian
bloomberg
bytedance
citadel
ebay
expedia
facebook
goldman-sachs
google
microsoft
netflix
oracle
pinterest
qualtrics
salesforce
snapchat
twitter
uber
vmware
yahoo
|
|
Least Number of Perfect Squares that Sums to n |
Medium
|
adobe
amazon
apple
cisco
ebay
facebook
godaddy
google
grammarly
linkedin
lyft
microsoft
uber
yandex
|
|
Merge K Sorted Lists |
Hard
|
adobe
airbnb
alibaba
amazon
apple
atlassian
audible
bloomberg
box
bytedance
cisco
cohesity
cruise-automation
ebay
facebook
goldman-sachs
google
indeed
ixl
linkedin
lyft
mathworks
microsoft
nvidia
oracle
salesforce
sap
tableau
twitter
uber
vmware
wish
yahoo
yandex
zillow
|
|
Odd Even Linked List - Bring odd nodes first and even later |
Medium
|
amazon
bloomberg
capital-one
ebay
facebook
google
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
|
|
Serialize and Deserialize Binary Tree |
Hard
|
amazon
apple
bloomberg
citadel
ebay
expedia
facebook
google
groupon
indeed
linkedin
microsoft
oracle
qualtrics
quora
salesforce
snapchat
tableau
uber
vmware
yahoo
|
|
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
|
|
Swap Nodes in Pairs |
Medium
|
adobe
amazon
apple
bloomberg
ebay
facebook
google
lyft
microsoft
oracle
sap
uber
|
|
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
|
|
Binary Gap Problem |
Easy
|
ebay
twitter
|
|
Design Skiplist Problem |
Hard
|
ebay
google
microsoft
pure-storage
twitter
|
|
Number of Provinces |
Medium
|
adobe
amazon
atlassian
bloomberg
drawbridge
ebay
facebook
goldman-sachs
google
linkedin
microsoft
pocket-gems
salesforce
twitter
two-sigma
uber
|
|
Subarray Sum Equals K |
Medium
|
adobe
amazon
apple
bloomberg
ebay
expedia
facebook
goldman-sachs
google
indeed
linkedin
microsoft
oracle
quora
snapchat
twilio
uber
wish
yahoo
yandex
|
|
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
|
|
Hand of Straights Problem |
Medium
|
bloomberg
coupang
ebay
google
|
|
Rearrange String k Distance Apart |
Hard
|
amazon
ebay
facebook
google
microsoft
|
|
Reorganize String Problem |
Medium
|
amazon
apple
ebay
facebook
google
microsoft
oracle
qualtrics
tesla
twitch
twitter
uber
|
|
Flatten Nested List Iterator Problem |
Medium
|
airbnb
amazon
apple
atlassian
bloomberg
ebay
facebook
google
linkedin
lyft
microsoft
oracle
pinterest
snapchat
splunk
twitter
uber
vmware
|
|
Shortest Word Distance 2 |
Medium
|
amazon
ebay
linkedin
uber
|
|
Second Highest Salary Problem |
Medium
|
adobe
amazon
apple
bloomberg
ebay
facebook
google
microsoft
yahoo
|
|
Asteroid Collision Problem |
Medium
|
amazon
bytedance
ebay
google
lyft
microsoft
paypal
uber
visa
|
|
Add Two Numbers represented as Linked List in Forward |
Medium
|
amazon
apple
bloomberg
bytedance
cisco
ebay
facebook
goldman-sachs
google
microsoft
oracle
uber
yahoo
|
|
Course Schedule 1 - Is it Possible |
Medium
|
amazon
apple
bloomberg
bytedance
cisco
cohesity
ebay
facebook
goldman-sachs
google
intuit
linkedin
microsoft
nutanix
oracle
paypal
salesforce
uber
wish
yahoo
yelp
zenefits
|
|
Kth Largest Element in an Array |
Medium
|
adobe
airbnb
alibaba
amazon
apple
atlassian
baidu
bloomberg
bytedance
ebay
expedia
facebook
goldman-sachs
google
grab
jpmorgan
linkedin
microsoft
oracle
pocket-gems
salesforce
snapchat
spotify
tencent
uber
vmware
yahoo
|
|
Dutch National Flag DNF |
Medium
|
amazon
apple
bloomberg
ebay
facebook
google
linkedin
microsoft
oracle
paypal
pocket-gems
pure-storage
uber
vmware
yahoo
|
|
Longest Increasing Subsequence LIS |
Medium
|
adobe
amazon
apple
atlassian
ebay
facebook
google
microsoft
oracle
salesforce
uber
vmware
|
|
Lowest Common Ancestor of a Binary Tree |
Medium
|
adobe
airbnb
amazon
apple
atlassian
bloomberg
bytedance
ebay
facebook
google
intuit
linkedin
microsoft
oracle
paypal
pinterest
salesforce
splunk
uber
visa
yahoo
zillow
|
|
Count Univalue Subtrees Problem |
Medium
|
amazon
bloomberg
box
ebay
facebook
google
|
|
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
|
|
Maximum Width of Binary Tree |
Medium
|
amazon
bloomberg
ebay
facebook
google
microsoft
uber
|
|
Copy List with Random Pointer |
Medium
|
adobe
amazon
apple
bloomberg
capital-one
ebay
expedia
facebook
google
microsoft
nutanix
oracle
qualtrics
snapchat
uber
visa
yahoo
|
|
Intersection of Two Linked Lists |
Easy
|
airbnb
alibaba
amazon
apache-design
bloomberg
bytedance
cisco
ebay
expedia
facebook
goldman-sachs
google
linkedin
microsoft
morgan-stanley
netapp
oracle
qualcomm
redfin
sap
tencent
yahoo
|
|
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
|
|
K Reverse a linked list |
Hard
|
adobe
amazon
apple
bytedance
cisco
cohesity
ebay
facebook
google
mathworks
microsoft
paypal
vmware
|
|