Same Tree |
Easy
|
amazon
apple
bloomberg
facebook
google
linkedin
microsoft
|
|
Sum of Left Leaves |
Easy
|
adobe
amazon
bloomberg
expedia
facebook
google
mathworks
|
|
Binary Tree Preorder Traversal |
Easy
|
amazon
bloomberg
cisco
google
microsoft
|
|
Find Second largest element in an array |
Easy
|
|
|
Find Deepest Node in a Binary Tree |
Easy
|
google
uber
|
|
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
|
|
Is Subsequence Problem |
Easy
|
amazon
bloomberg
coursera
facebook
google
pinterest
|
|
Majority Element 1 - with n by 2 definition |
Easy
|
facebook
google
microsoft
yahoo
|
|
Contains Duplicate 1 - Check if array has duplicates |
Easy
|
adobe
airbnb
amazon
apple
bloomberg
facebook
microsoft
oracle
palantir-technologies
yahoo
|
|
Subtree of Another Tree |
Easy
|
amazon
bloomberg
ebay
facebook
google
microsoft
samsung
|
|
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
|
|
Binary Search on Sorted Array |
Easy
|
amazon
microsoft
|
|
Flood Fill Problem |
Easy
|
amazon
apple
bloomberg
facebook
google
microsoft
palantir-technologies
qualtrics
snapchat
uber
vmware
|
|
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
|
|
Meeting Rooms 1 - Can person attend all meetings |
Easy
|
amazon
bloomberg
facebook
google
microsoft
|
|
Middle of the linked list |
Easy
|
adobe
amazon
apple
cisco
goldman-sachs
microsoft
oracle
paypal
samsung
|
|
Triangle Judgement Problem |
Easy
|
|
|
Implement Queue using Stacks |
Easy
|
amazon
apple
bloomberg
citadel
google
mathworks
microsoft
oracle
salesforce
uber
yahoo
yandex
|
|
Implement Stack using Queues |
Easy
|
amazon
bloomberg
citadel
google
mathworks
microsoft
twilio
yahoo
|
|
Valid Phone Numbers Problem |
Easy
|
apple
|
|
Combine Two Tables Problem |
Easy
|
adobe
amazon
apple
google
yahoo
|
|
Excel Sheet Column Title Problem |
Easy
|
adobe
apple
facebook
factset
google
microsoft
yahoo
zenefits
|
|
Missing Ranges |
Easy
|
amazon
facebook
google
oracle
|
|
Read N Characters Given Read4 |
Easy
|
facebook
google
|
|
Add Binary Strings |
Easy
|
adobe
amazon
apple
facebook
google
microsoft
oracle
|
|
Arranging Coins |
Easy
|
amazon
godaddy
|
|
Majority Element - Boyer–Moore majority vote algorithm |
Easy
|
adobe
amazon
apple
google
microsoft
oracle
snapchat
tencent
twitter
yahoo
zenefits
|
|
Reverse Vowels of a String |
Easy
|
amazon
apple
facebook
google
|
|
Summary Ranges |
Easy
|
amazon
bloomberg
capital-one
facebook
google
indeed
microsoft
uber
yandex
|
|
Symmetric Binary Tree |
Easy
|
adobe
alibaba
amazon
apple
atlassian
audible
bloomberg
facebook
google
linkedin
microsoft
oracle
salesforce
sap
tripadvisor
twitter
uber
visa
vmware
yandex
|
|
Single Number 1 - All elements except one occur twice |
Easy
|
adobe
airbnb
amazon
apple
atlassian
bloomberg
facebook
google
microsoft
oracle
palantir-technologies
tencent
|
|
Reverse String |
Easy
|
adobe
amazon
apple
bloomberg
cisco
ebay
facebook
godaddy
goldman-sachs
google
microsoft
oracle
paypal
servicenow
snapchat
uber
|
|
Remove duplicates from Sorted List 1 |
Easy
|
adobe
amazon
apple
bytedance
ebay
facebook
google
microsoft
salesforce
|
|
Best Time To Buy And Sell Stock 1 - only one transaction |
Easy
|
adobe
akuna-capital
alibaba
amazon
apple
atlassian
audible
blackrock
bloomberg
bytedance
cisco
citadel
deutsche-bank
doordash
expedia
facebook
goldman-sachs
google
grab
groupon
intel
jpmorgan
linkedin
lyft
microsoft
morgan-stanley
oracle
paypal
redfin
sap
snapchat
tableau
tencent
uber
visa
vmware
yahoo
zillow
|
|
Check if given string is palindrome or not |
Easy
|
|
|
Merge Two Sorted Arrays |
Easy
|
adobe
amazon
apple
baidu
bloomberg
bytedance
cisco
ebay
expedia
facebook
goldman-sachs
google
ibm
indeed
linkedin
lyft
microsoft
netflix
oracle
quip
tableau
uber
vmware
yahoo
yandex
|
|
Move Zeroes at the end of array |
Easy
|
adobe
amazon
apple
bloomberg
cohesity
dell
ebay
facebook
goldman-sachs
google
lyft
microsoft
nutanix
oracle
paypal
qualcomm
sap
tesla
uber
yahoo
yandex
zillow
|
|
Squares of a Sorted array Problem |
Easy
|
adobe
amazon
apple
bloomberg
bytedance
ebay
electronic-arts
facebook
google
jane-street
microsoft
nutanix
oracle
paypal
splunk
twitch
uber
vmware
|
|
Two Sum Less Than K |
Easy
|
amazon
google
|
|
Valid Palindrome |
Easy
|
adobe
amazon
apple
bloomberg
cisco
ebay
facebook
google
linkedin
microsoft
oracle
spotify
uber
wayfair
wish
yandex
zenefits
|
|
Detect Capital Problem |
Easy
|
google
|
|
Remove duplicates from Sorted Array 1 |
Easy
|
adobe
amazon
apple
bloomberg
cisco
cohesity
ebay
facebook
google
hulu
microsoft
oracle
servicenow
uber
vmware
|
|
Remove Element |
Easy
|
amazon
bloomberg
google
microsoft
|
|
Reverse Linked List |
Easy
|
adobe
alibaba
amazon
apple
bloomberg
bytedance
cisco
citrix
docusign
ebay
electronic-arts
facebook
factset
goldman-sachs
google
intel
mathworks
microsoft
nvidia
oracle
paypal
qualcomm
snapchat
spotify
tencent
tripadvisor
twitter
uber
visa
vmware
yahoo
yandex
yelp
zenefits
|
|
Word Pattern 1 Problem |
Easy
|
amazon
capital-one
dropbox
facebook
google
microsoft
uber
|
|
Evaluation function for Tic-Tac-Toe |
Easy
|
amazon
apple
facebook
zoho
|
|
Roman To Integer Problem |
Easy
|
adobe
amazon
apple
bloomberg
facebook
goldman-sachs
google
linkedin
microsoft
oracle
qualtrics
uber
yahoo
zillow
|
|
Valid Anagram |
Easy
|
amazon
apple
bloomberg
cisco
docusign
expedia
facebook
goldman-sachs
google
microsoft
morgan-stanley
oracle
paypal
servicenow
snapchat
uber
yahoo
yelp
zulily
|
|
Two Sum 4 - Input is Binary Search Tree |
Easy
|
amazon
facebook
google
microsoft
samsung
servicenow
snapchat
|
|
Number of Arithmetic Triplets |
Easy
|
|
|