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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
Append K Integers With Minimal Sum	medium	-
Create Binary Tree From Descriptions	medium
Replace Non-Coprime Numbers in Array	hard	-
Number of Single Divisor Triplets	medium	-
Finding the Topic of Each Post	hard	-
Find All K-Distant Indices in an Array	easy	-
Count Artifacts That Can Be Extracted	medium	-
Maximize the Topmost Element After K Moves	medium	-
Minimum Weighted Subgraph With the Required Paths	hard	-
Distance to a Cycle in Undirected Graph	hard	-
The Number of Users That Are Eligible for Discount	easy	-
Divide Array Into Equal Pairs	easy	-
Maximize Number of Subsequences in a String	medium	-
Minimum Operations to Halve Array Sum	medium	-
Minimum White Tiles After Covering With Carpets	hard	-
Count Hills and Valleys in an Array	easy	-
Count Collisions on a Road	medium	-
Maximum Points in an Archery Competition	medium	-
Minimum Health to Beat Game	medium	-
Find the Difference of Two Arrays	easy	-
Minimum Deletions to Make Array Beautiful	medium	-
Find Palindrome With Fixed Length	medium	-
Maximum Value of K Coins From Piles	hard	-
Maximum Sum Score of Array	medium	-
Count number of bits to be flipped to convert A to B	easy	-
Find Triangular Sum of an Array	medium	-
Number of Ways to Select Buildings	medium	-
Sum of Scores of Built Strings	hard	-
Minimum Number of Operations to Convert Time	easy	-
Find Players With Zero or One Losses	medium	-
Maximum Candies Allocated to K Children	medium	-
Encrypt and Decrypt Strings	hard	-
Users With Two Purchases Within Seven Days	medium	-
Check if an Array Is Consecutive	easy	-
The Users That Are Eligible for Discount	easy	-
Largest Number After Digit Swaps by Parity	easy	-
Minimize Result by Adding Parentheses to Expression	medium	-
Maximum Product After K Increments	medium	-
Maximum Total Beauty of the Gardens	hard	-
Add Two Integers	easy	-
Root Equals Sum of Children	easy	-
Count Positions on Street With Required Brightness	medium	-
Number of Times a Driver Was a Passenger	medium	-
Find Closest Number to Zero	easy	-
Number of Ways to Buy Pens and Pencils	medium	-
Design an ATM Machine	medium	-
Maximum Score of a Node Sequence	hard	-
Calculate Digit Sum of a String	easy	-
Minimum Rounds to Complete All Tasks	medium	-
Maximum Trailing Zeros in a Cornered Path	medium	-

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