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45 problems total

Array (1905)Sorting (440)Depth First Search (316)Database (301)Breadth First Search (241)Tree (240)Stack (172)Graph Theory (169)Linked List (81)Monotonic Stack (67)Queue (50)Recursion (48)Shortest Path (33)

All Topics(4301)Database(305)Networking(0)Object Oriented Design(31)Programming Languages(5)System Design(0)Algorithms(3944)

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Title	Difficulty	Videos	Companies
Divide Two Integers	medium	-	adobe amazon apple
Add Two Numbers represented as Linked List in Reversed Order	medium	-	adobe aetion airbnb
Reverse Integer	medium	-	adobe amazon apple
Palindrome Number	easy		adobe amazon apple
Integer To Roman	medium	-	adobe amazon apple
Roman To Integer	easy		adobe amazon apple
Rotate n x n matrix by 90 degrees	medium		adobe akuna-capital amazon
Implement Power Function 1	medium	-	adobe amazon apple
Unique Paths in Grid 1 - Count all paths moving right or down	medium		adobe alibaba amazon
Plus One 1 - Given number as array plus one	easy	-	adobe amazon apple
Square root of an integer	easy	-	amazon apple bloomberg
Climbing Stairs - Take atmost 2 Steps	easy		adobe alibaba amazon
Unique BSTs 1 - Count	medium	-	adobe amazon apple
Maximum Points on a Line	hard	-	amazon apple bloomberg
Excel Sheet Column Number	easy	-	amazon apple bloomberg
Number of trailing zeros in a factorial	medium	-	amazon bloomberg facebook
Rotate an Array to Right	medium	-	amazon bloomberg cisco
Happy Number	easy	-	adobe airbnb amazon
Count Primes	medium	-	adobe amazon apple
Basic Calculator 1	hard	-	adobe amazon bloomberg
Add Digits in Number	easy	-	adobe apple bloomberg
Missing Number	easy		adobe amazon apple
Integer to English Words	hard		amazon apple barclays
Nim Game	easy	-	adobe bloomberg
Insert Delete Search and GetRandom in Constant Time 1 - Dupes not allowed	medium	-	adobe affirm amazon
Shuffle an Array	medium	-	amazon apple bloomberg
Elimination Game	medium	-	amazon bloomberg quora
Fizz Buzz	easy	-	adobe amazon apple
Add Strings	easy	-	adobe airbnb amazon
Add Two Numbers represented as Linked List in Forward order	medium	-	amazon apple bloomberg
Implement Rand10() Using Rand7()	medium	-	apple bloomberg bytedance
Base 7	easy	-	bloomberg google
Next Greater Element 3 - Find smallest number larger than given number using same digits same digits	medium	-	amazon bloomberg facebook
Maximum Product of Three Numbers	easy	-	amazon apple bloomberg
Select Copy Paste 1 - Minimum operations	medium		bloomberg microsoft
Rectangle Overlap	easy	-	adobe amazon apple
Prison Cells After N Days	medium	-	amazon bloomberg
Broken Calculator	medium	-	bloomberg nutanix
Find Common Characters	easy		adobe amazon apple
Divisor Game	easy	-	bloomberg google visa
Two City Scheduling	medium	-	amazon bloomberg facebook
Path In Zigzag Labelled Binary Tree	medium	-	amazon bloomberg microsoft
Minimum Remove to Make Valid Parentheses	medium	-	amazon bloomberg bytedance
Allocate Mailboxes	hard	-	bloomberg
Find the Winner of the Circular Game	medium		bloomberg