All TopicsAlgorithmsBackend
DesignConcurrencyDatabaseDatabase
DesignJavaJavascriptObject Oriented
DesignProgramming
LanguageShell
TitleDifficultyCompaniesVideos
Arranging CoinsEasyamazon godaddy
Count Sub IslandsMedium
Dungeon GameHardamazon google microsoft
Find Nth Node From End Of Linked ListMedium
Interleaving StringMediumamazon apple bloomberg google microsoft nvidia uber vmware
Maximum Subarray Min-ProductMedium
Minimum Number of Days to Disconnect IslandHard
Node With Highest Edge ScoreMedium
Non-decreasing ArrayMediumadobe amazon ebay facebook google
Random Point in Non-overlapping RectanglesMediumgoogle
Redundant ConnectionMediumamazon google
Valid Tic-Tac-Toe StateMediumamazon facebook google microsoft oracle
Minimum Time to Make Rope ColorfulMedium
Unique Paths in Grid 3 - Count all paths moving in 4 directions with obstacles and custom start and endHardamazon google limebike
Majority Element - Boyer–Moore majority vote algorithmEasyadobe amazon apple google microsoft oracle snapchat tencent twitter yahoo zenefits
Find minimum difference between any two elementsMedium
Increasing Triplet SubsequenceMediumamazon bloomberg facebook google uber yahoo
Patching ArrayHardgoogle
Reverse Vowels of a StringEasyamazon apple facebook google
Summary RangesEasyamazon bloomberg capital-one facebook google indeed microsoft uber yandex
Game of LifeMediumamazon bloomberg dropbox facebook goldman-sachs google microsoft opendoor oracle reddit snapchat two-sigma uber zillow
Find the Smallest Divisor Given a ThresholdMediumbytedance expedia salesforce sap
Minimum Number of Days to Make m BouquetsMediumgoogle
Split Array Largest SumHardamazon baidu facebook google etsy
Capacity To Ship Packages Within D DaysMediumamazon apple google uber
Single Element in a Sorted ArrayMediumamazon apple atlassian bloomberg facebook google microsoft twitter
Range Minimum Query RMQMedium
LFU CacheHardadobe alibaba amazon apple bloomberg goldman-sachs google linkedin microsoft salesforce snapchat uber vmware
Design LRU CacheMediumadobe alibaba amazon apple asana baidu bloomberg bytedance cisco citadel cloudera cruise-automation docusign doordash dropbox ebay expedia facebook godaddy goldman-sachs google groupon hbo intuit jpmorgan linkedin lyft microsoft morgan-stanley nutanix nvidia oracle palantir-technologies paypal pinterest roblox salesforce sap snapchat splunk spotify tesla tripadvisor twilio twitch twitter two-sigma uber visa vmware wish yahoo yandex zenefits zillow
Cheapest Flights Within K Stops ProblemMediumairbnb amazon bloomberg ebay facebook google microsoft
Insert IntervalMediumadobe amazon apple dataminr facebook google linkedin microsoft oracle tableau twitter uber
Symmetric Binary TreeEasyadobe alibaba amazon apple atlassian audible bloomberg facebook google linkedin microsoft oracle salesforce sap tripadvisor twitter uber visa vmware yandex
Gas StationMediumamazon apple bloomberg deshaw expedia google ibm microsoft paypal
Single Number 1 - All elements except one occur twiceEasyadobe airbnb amazon apple atlassian bloomberg facebook google microsoft oracle palantir-technologies tencent
Reverse StringEasyadobe amazon apple bloomberg cisco ebay facebook godaddy goldman-sachs google microsoft oracle paypal servicenow snapchat uber
Remove duplicates from Sorted List 1Easyadobe amazon apple bytedance ebay facebook google microsoft salesforce
2Sum 2 – Input array is sortedMediumamazon apple bloomberg bytedance expedia facebook goldman-sachs google microsoft paypal pure-storage
Best Time To Buy And Sell Stock 1 - only one transactionEasyadobe 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 notEasy
Merge Two Sorted ArraysEasyadobe 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
Minimize Absolute DifferenceMedium
Move Zeroes at the end of arrayEasyadobe amazon apple bloomberg cohesity dell ebay facebook goldman-sachs google lyft microsoft nutanix oracle paypal qualcomm sap tesla uber yahoo yandex zillow
Smallest difference between two elements from two arraysMedium
Split Linked List into two halves fractionally given nMedium
Squares of a Sorted arrayEasyadobe amazon apple bloomberg bytedance ebay electronic-arts facebook google jane-street microsoft nutanix oracle paypal splunk twitch uber vmware
Two Sum Less Than KEasyamazon google
Valid PalindromeEasyadobe amazon apple bloomberg cisco ebay facebook google linkedin microsoft oracle spotify uber wayfair wish yandex zenefits
Detect CapitalEasygoogle
Remove duplicates from Sorted Array 1Easyadobe amazon apple bloomberg cisco cohesity ebay facebook google hulu microsoft oracle servicenow uber vmware
Remove ElementEasyamazon bloomberg google microsoft