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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)

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Title	Difficulty	Videos	Companies
Count the Number of Experiments	medium	-
Find the Middle Index in Array	easy	-
Find All Groups of Farmland	medium	-
The Number of Good Subsets	hard	-
Count Special Quadruplets	easy	-
The Number of Weak Characters in the Game	medium	-
First Day Where You Have Been in All the Rooms	medium	-
GCD Sort of an Array	hard	-
Smallest Greater Multiple Made of Two Digits	medium	-
Reverse Prefix of Word	easy
Number of Pairs of Interchangeable Rectangles	medium	-
Smallest Missing Genetic Value in Each Subtree	hard	-
The Number of Seniors and Juniors to Join the Company	hard	-
Subtree Removal Game with Fibonacci Tree	hard	-
Count Number of Pairs With Absolute Difference K	easy	-
Find Original Array From Doubled Array	medium	-
Maximum Earnings From Taxi	medium	-
Minimum Number of Operations to Make Array Continuous	hard	-
The Number of Seniors and Juniors to Join the Company II	hard	-
Final Value of Variable After Performing Operations	easy	-
Sum of Beauty in the Array	medium	-
Detect Squares	medium	-
Longest Subsequence Repeated k Times	hard	-
Average Height of Buildings in Each Segment	medium	-
Maximum Difference Between Increasing Elements	easy	-
Grid Game	medium
Check if Word Can Be Placed In Crossword	medium	-
The Score of Students Solving Math Expression	hard	-
Number of Accounts That Did Not Stream	medium	-
Brightest Position on Street	medium	-
Convert 1D Array Into 2D Array	easy
Number of Pairs of Strings With Concatenation Equal to Target	medium	-
Maximize the Confusion of an Exam	medium	-
Maximum Number of Ways to Partition an Array	hard	-
Low-Quality Problems	easy	-
Minimum Moves to Convert String	easy	-
Find Missing Observations	medium
Stone Game IX	medium	-
Smallest K-Length Subsequence With Occurrences of a Letter	hard	-
Count Subarrays With More Ones Than Zeros	medium	-
Two Out of Three	easy	-
Minimum Operations to Make a Uni-Value Grid	medium	-
Partition Array Into Two Arrays to Minimize Sum Difference	hard	-
Maximum Alternating Subarray Sum	medium	-
Minimum Number of Moves to Seat Everyone	easy
Remove Colored Pieces if Both Neighbors are the Same Color	medium	-
The Time When the Network Becomes Idle	medium	-
Kth Smallest Product of Two Sorted Arrays	hard	-
Accepted Candidates From the Interviews	medium	-
Check if Numbers Are Ascending in a Sentence	easy	-

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