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

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Title	Difficulty	Videos	Companies
Simple Bank System	medium	-
Count Number of Maximum Bitwise-OR Subsets	medium
Second Minimum Time to Reach Destination	hard	-
Sort Linked List Already Sorted Using Absolute Values	medium	-
Number of Valid Words in a Sentence	easy	-
Next Greater Numerically Balanced Number	medium	-
Count Nodes With the Highest Score	medium	-
Parallel Courses III	hard	-
The Category of Each Member in the Store	medium	-
Minimum Cost to Separate Sentence Into Rows	medium	-
Kth Distinct String in an Array	easy
Two Best Non-Overlapping Events	medium	-
Plates Between Candles	medium	-
Number of Valid Move Combinations On Chessboard	hard	-
Smallest Index With Equal Value	easy	-
Find the Minimum and Maximum Number of Nodes Between Critical Points	medium
Minimum Operations to Convert Number	medium	-
Check if an Original String Exists Given Two Encoded Strings	hard	-
Number of Spaces Cleaning Robot Cleaned	medium	-
Count Vowel Substrings of a String	easy	-
Vowels of All Substrings	medium	-
Minimized Maximum of Products Distributed to Any Store	medium	-
Maximum Path Quality of a Graph	hard	-
Account Balance	medium	-
Number of Equal Count Substrings	medium	-
Check Whether Two Strings are Almost Equivalent	easy	-
Walking Robot Simulation II	medium	-
Most Beautiful Item for Each Query	medium	-
Maximum Number of Tasks You Can Assign	hard	-
The Winner University	easy	-
Time Needed to Buy Tickets	easy	-
Reverse Nodes in Even Length Groups	medium	-
Decode the Slanted Ciphertext	medium	-
Process Restricted Friend Requests	hard	-
Paths in Maze That Lead to Same Room	medium	-
Two Furthest Houses With Different Colors	easy	-
Watering Plants	medium	-
Sum of k-Mirror Numbers	hard	-
The number of Rich Customers Problem	easy	-
Substrings That Begin and End With the Same Letter	medium	-
Drop Type 1 Orders for Customers With Type 0 Orders	medium	-
Count Common Words With One Occurrence	easy	-
Minimum Number of Food Buckets to Feed the Hamsters	medium	-
Minimum Cost Homecoming of a Robot in a Grid	medium	-
Count Fertile Pyramids in a Land	hard	-
Find Target Indices After Sorting Array	easy	-
K Radius Subarray Averages	medium	-
Removing Minimum and Maximum From Array	medium	-
Find All People With Secret	hard	-
Minimum Cost to Reach City With Discounts	medium	-

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