| Largest Rectangle in Histogram Problem | Hard | adobe
amazon
bloomberg
facebook
flipkart
google
microsoft
twitter | |
| Best Time To Buy And Sell Stock 3 - at most twice | Hard | amazon
apple
atlassian
bloomberg
citadel
facebook
flipkart
google
microsoft
rubrik
two-sigma | |
| Trapping Rain Water Problem | Hard | adobe
affirm
airbnb
amazon
apple
audible
bloomberg
bytedance
citadel
databricks
dataminr
ebay
electronic-arts
facebook
flipkart
goldman-sachs
google
grab
huawei
lyft
microsoft
nvidia
oracle
palantir-technologies
qualtrics
salesforce
servicenow
snapchat
tableau
twitter
uber
visa
wish
yahoo
yandex
zenefits | |
| Regular Expression Matching Problem | Hard | adobe
airbnb
alibaba
amazon
apple
bloomberg
bytedance
coursera
databricks
ebay
facebook
flipkart
google
houzz
lyft
microsoft
oracle
palantir-technologies
pocket-gems
twitter
uber
zulily | |
| Add Two Numbers represented as Linked List in Reversed Order | Medium | adobe
aetion
airbnb
alibaba
amazon
apple
baidu
bloomberg
bytedance
capital-one
cisco
dell
docusign
ebay
facebook
flipkart
google
grab
huawei
ibm
intel
lyft
mathworks
microsoft
nvidia
oracle
paypal
qualcomm
redfin
salesforce
servicenow
uber
vmware
wish
yahoo
yandex
zoho | |
| Min Stack Problem | Medium | adobe
amazon
apple
bloomberg
ebay
facebook
flipkart
goldman-sachs
google
groupon
intuit
linkedin
lyft
microsoft
morgan-stanley
netflix
oracle
pure-storage
servicenow
snapchat
uber
visa
wish
zenefits | |
| Maximum Points You Can Obtain from Cards Problem | Medium | flipkart
google | |