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33 problems total

Array (1906)Sorting (442)Depth First Search (316)Database (301)Breadth First Search (241)Tree (241)Stack (172)Graph Theory (169)Linked List (81)Monotonic Stack (67)Queue (50)Recursion (48)Shortest Path (33)

All Topics(4301)Database(305)Java(0)Networking(0)Object Oriented Design(31)Programming Languages(5)System Design(0)Algorithms(3945)

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Active filters:Difficulty: medium×Company: airbnb×

Title	Difficulty	Videos	Companies
Add Two Numbers represented as Linked List in Reversed Order	medium	-	adobe aetion airbnb
Longest Palindromic Substring	medium		adobe airbnb alibaba
Optimal Array Rounding with Sum Preservation	medium	-	airbnb
Find first and last positions of target element in sorted array	medium	-	airbnb amazon apple
Combination Sum 1	medium		airbnb akuna-capital amazon
Rotate Linked List to Right	medium	-	adobe airbnb amazon
Fraction to Recurring Decimal	medium	-	airbnb amazon apple
House Robber	medium		adobe airbnb amazon
Course Schedule 2 - Get Ordered Courses	medium	-	airbnb amazon apple
Design Add and Search Words Data Structure	medium		airbnb amazon apple
Kth Largest Element in an Array	medium	-	adobe airbnb alibaba
Maximal Square	medium	-	adobe airbnb amazon
Basic Calculator 2 Problem	medium	-	airbnb amazon apple
Lowest Common Ancestor of a Binary Tree	medium		adobe airbnb amazon
Flatten 2D Vector	medium	-	airbnb apple facebook
Wiggle Sort 1	medium	-	airbnb amazon facebook
Bulls and Cows	medium	-	airbnb amazon google
Coin Change with Fewest Number of Coins Given Infinite Supply	medium		adobe affirm airbnb
Wiggle Sort 2 - No Adjacent Duplicates	medium	-	airbnb akuna-capital facebook
Flatten Nested List Iterator	medium	-	airbnb amazon apple
Mini Parser	medium	-	airbnb google
Find Largest Consecutive Integer Range in Array	medium	-	airbnb
Design Circular Queue	medium	-	airbnb amazon apple
IP to CIDR	medium	-	airbnb
Pour Water	medium	-	airbnb robinhood
Pyramid Transition Matrix	medium	-	airbnb amazon google
Cheapest Flights Within K Stops Problem	medium	-	airbnb amazon bloomberg
Koko Eating Bananas	medium	-	adobe airbnb amazon
Convert to Base -2	medium	-	airbnb grab
Robot Bounded In Circle	medium	-	airbnb goldman-sachs paypal
Minimize Rounding Error to Meet Target	medium	-	airbnb
Design File System	medium	-	airbnb amazon
Smallest Common Region	medium	-	airbnb

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