| 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
|
|
| Binary Search on a linked list |
Medium
|
|
|
| Stack of plates |
Medium
|
microsoft
amazon
|
|
| Evaluate Reverse Polish Notation |
Medium
|
amazon
atlassian
facebook
google
jane-street
linkedin
microsoft
opendoor
oracle
uber
vmware
yandex
zillow
|
|
| Linked List Cycle 3 - Find length of cycle |
Medium
|
|
|
| Reverse Words in a String |
Medium
|
amazon
apple
bloomberg
cisco
citadel
facebook
google
huawei
microsoft
nvidia
oracle
qualcomm
salesforce
snapchat
vmware
yelp
zillow
|
|
| 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
|
|
| Maximum Number of Removable Characters Problem |
Medium
|
|
|
| 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
|
|
| Check if a Matrix is Invertible |
Medium
|
|
|
| Sum of all subarrays |
Medium
|
|
|
| Finding the most frequent element in an array of numbers from 0 to n-1 |
Medium
|
|
|
| Find first duplicate number in an array containing numbers from 1 to n |
Medium
|
|
|
| Find duplicates in an array of integers within range 0 to n-1 |
Medium
|
|
|
| Majority Element 2 - With n by 3 definition |
Medium
|
adobe
amazon
apple
bloomberg
facebook
google
microsoft
uber
zenefits
|
|
| Check if Array is Consecutive Integers |
Medium
|
|
|
| Find element which appears maximum number of times in the ranged array |
Medium
|
|
|
| Find local minima in a given array |
Medium
|
|
|
| Find local minimum or maximum in O(1) time in an array with elements differing by plus minus 1 |
Medium
|
|
|
| Find the smallest integer that cannot be represented as sum of any subset of sorted array |
Medium
|
|
|
| Count the number of elements from one array less than or equal to elements in another array |
Medium
|
amazon
|
|
| Kth Smallest Element in a BST |
Medium
|
affirm
amazon
apple
bloomberg
facebook
google
hulu
microsoft
oracle
triplebyte
uber
vmware
|
|
| Kth smallest absolute difference in array |
Medium
|
|
|
| Kth Largest Element Using Randomized Selection |
Medium
|
|
|
| Finding the Maximum Distance Between Increasing Elements in an Array |
Medium
|
|
|
| Count Occurrences of Anagram |
Medium
|
|
|
| Find rotation count in rotated sorted array |
Medium
|
|
|
| Find Minimum in Rotated Sorted Array |
Medium
|
amazon
apple
bloomberg
ebay
facebook
goldman-sachs
google
microsoft
oracle
salesforce
uber
vmware
wish
|
|
| 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
|
|
| 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
|
|
| Finding the Critical Point in a Mountain or Valley-Shaped Array |
Medium
|
|
|
| Find the smallest subarray with a sum greater than a given integer |
Medium
|
|
|
| Rearrange array to alternate positive and negative elements |
Medium
|
|
|
| Subarray sum equals K - Return any subarray |
Medium
|
lyft
|
|
| Sort an array |
Medium
|
amazon
apple
bloomberg
|
|
| House Robber |
Medium
|
adobe
airbnb
amazon
apple
bloomberg
bytedance
cisco
ebay
expedia
goldman-sachs
google
hbo
linkedin
microsoft
quora
uber
|
|
| Merge Sort in a Linked list |
Medium
|
|
|
| 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
|
|
| 3Sum - Classic |
Medium
|
microsoft
|
|
| Meeting Rooms 2 - Minimum Meeting Rooms Required |
Medium
|
amazon
apple
atlassian
bloomberg
bookingcom
cisco
citadel
citrix
drawbridge
ebay
expedia
facebook
godaddy
goldman-sachs
google
lyft
microsoft
nutanix
oracle
paypal
postmates
quora
snapchat
uber
visa
yelp
|
|
| Maximum Product Subarray |
Medium
|
adobe
akuna-capital
alibaba
amazon
bloomberg
bytedance
facebook
google
linkedin
microsoft
oracle
uber
|
|
| 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
|
|
| Find anagrams of a string in another string |
Medium
|
amazon
bloomberg
facebook
goldman-sachs
google
microsoft
oracle
robinhood
uber
|
|
| Encode and Decode Strings |
Medium
|
bloomberg
google
microsoft
square
twitter
|
|
| Coin Change - Count Number of Ways of representing Amount given Infinite Supply |
Medium
|
amazon
apple
bloomberg
facebook
google
ixl
microsoft
oracle
uber
yahoo
|
|
| Best Time To Buy And Sell Stock with Transaction Fee |
Medium
|
affirm
amazon
bloomberg
facebook
google
|
|
| Wiggle Sort 1 |
Medium
|
airbnb
amazon
facebook
google
microsoft
|
|