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251 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
Amount of New Area Painted Each Day	hard	-
Calculate Score After Performing Instructions	medium	-
Car Pooling	medium	-
Check If Digits Are Equal in String After Operations I	easy	-
Chess King Check Detector	hard	-	Oracle
Count Mentions Per User	medium	-
Delivering Boxes from Storage to Ports	hard	-
Find Mirror Score of a String	medium	-
Find the Minimum Amount of Time to Brew Potions	medium	-
Fruits Into Baskets II	easy	-
Generate 0 and 1 with 25% and 75% Probability Using a Fair Coin	medium	-
Maximum Alternating Subsequence Sum	medium	-
Maximum Number of Matching Indices After Right Shifts	easy	-
Minimum Pair Removal to Sort Array I	easy	-
Minimum Pair Removal to Sort Array II	hard	-
Reverse Degree of a String	easy	-
Multiply Strings	medium	-	amazon apple expedia
Spiral Matrix 1 - Return	medium		adobe amazon apple
Spiral Matrix 2 - Generate	medium		adobe amazon apple
Transformed Array	easy	-
Add Binary Strings	easy	-	adobe amazon apple
Text Justification	hard	-	airbnb amazon apple
Read N Characters Given Read4	easy	-	facebook google
Read N Characters Given Read4 2 - Call Multiple Times	hard	-	amazon bloomberg facebook
Add Digits in Number	easy	-	adobe apple bloomberg
Game of Life	medium	-	amazon bloomberg dropbox
Design Tic-Tac-Toe	medium	-	amazon apple bloomberg
Design Snake Game	medium	-	amazon apple bloomberg
Fizz Buzz	easy	-	adobe amazon apple
Add Strings	easy	-	adobe airbnb amazon
Teemo Attacking	easy	-	riot-games
Diagonal Traverse	medium	-	amazon apple ebay
Complex Number Multiplication	medium	-	amazon
Output Contest Matches	medium	-	google
Reshape the Matrix	easy	-	mathworks
Fraction Addition and Subtraction	medium		goldman-sachs ixl
Solve the Equation	medium	-	amazon google uber
Robot Return to Origin	easy	-	amazon goldman-sachs google
Baseball Game	easy	-	amazon google
Candy Crush	medium	-	bloomberg facebook google
Asteroid Collision	medium	-	amazon bytedance ebay
Contain Virus	hard	-	bloomberg
Pour Water	medium	-	airbnb robinhood
Flipping an Image	easy	-	facebook google microsoft
Backspace String Compare	easy	-	amazon atlassian facebook
Transpose of a Matrix	easy	-	apple microsoft servicenow
Walking Robot Simulation	medium		jane-street
Spiral Matrix 3 - Traverse from Given Starting Point	medium		dataminr facebook
Validate Stack Sequences	medium	-	google linkedin
Reveal Cards In Increasing Order	medium	-	google microsoft

Showing 1 to 50 of 251 results