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52 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
Apply Substitutions	medium	-
Check If a String Contains All Binary Codes of Size K	medium	-
Frequencies of Shortest Supersequences	hard	-
Maximum Number of Matching Indices After Right Shifts	easy	-
Maximum Profit from Valid Topological Order in DAG	hard	-
Minimum Cost Tree From Leaf Values	medium	-
Minimum Runes to Add to Cast Spell	hard	-
Number of Restricted Paths From First to Last Node	medium	-
Path With Minimum Effort	medium	-
Smallest String With Swaps	medium	-
Course Schedule 1 - Is it Possible	medium		amazon apple bloomberg
Course Schedule 2 - Get Ordered Courses	medium	-	airbnb amazon apple
Alien Dictionary	hard		airbnb amazon apple
Minimum Height Trees	medium	-	amazon apple bloomberg
Longest Increasing Path in a Matrix	hard	-	adobe amazon apple
Sequence Reconstruction	medium	-	google
Design Excel Sum Formula	hard	-	amazon microsoft
Find Eventual Safe States	medium	-	google
Loud and Rich	medium	-	amazon
Cat and Mouse	hard	-	google
Shortest Way to Form String	medium	-	facebook google
All Paths from Source Lead to Destination	medium	-	amazon google
Parallel Courses	medium	-	google microsoft uber
Sort Items by Groups Respecting Dependencies	hard	-	google
Maximum Length of a Concatenated String with Unique Characters	medium	-	honey microsoft tesla
Tree Diameter	medium	-	amazon facebook google
Course Schedule 4	medium	-	uber
Make Sum Divisible by P	medium	-
Strange Printer II	hard	-
Rank Transform of a Matrix	hard	-
Find Minimum Time to Finish All Jobs	hard	-
Cat and Mouse II	hard	-
Maximum Subarray Min-Product	medium	-
Largest Color Value in a Directed Graph	hard	-
Number of Wonderful Substrings	medium	-
Count Ways to Build Rooms in an Ant Colony	hard	-
Maximum Matrix Sum	medium	-
Number of Ways to Arrive at Destination	medium	-
Parallel Courses III	hard	-
Find First Palindromic String in the Array	easy	-
Find All Possible Recipes from Given Supplies	medium	-
Recover the Original Array	hard	-
Maximum Employees to Be Invited to a Meeting	hard	-
All Ancestors of a Node in a Directed Acyclic Graph	medium
Longest Path With Different Adjacent Characters	hard	-
Number of Increasing Paths in a Grid	hard	-
Longest Cycle in a Directed Graph	hard	-
Check if There is a Valid Partition For The Array	medium	-
Minimize Maximum Value in a Grid	hard	-
Build a Matrix With Conditions	hard	-

Showing 1 to 50 of 52 results