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Divide And Conquer
Divide And Conquer
56 problems
Algorithms pattern questions across top companies
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56
questions
#4
Median of Two Sorted Arrays
Hard
array
NeetCode
Accenture
Adobe
Amazon
#23
Merge k Sorted Lists
Hard
linked list
NeetCode
Airbnb
Amazon
American Express
#53
Maximum Subarray
Medium
array
NeetCode
Accenture
Accolite
Amazon
#109
Convert Sorted List to Binary Search Tree
Medium
linked list
WalkCCC
Amazon
Apple
Bloomberg
#169
Majority Element
Easy
array
NeetCode
Accenture
Adobe
Amazon
#215
Kth Largest Element in an Array
Medium
array
NeetCode
Accenture
Adobe
Alibaba
#324
Wiggle Sort II
Medium
array
WalkCCC
Amazon
Bloomberg
EY
#347
Top K Frequent Elements
Medium
array
NeetCode
AMD
Adobe
Amazon
#395
Longest Substring with At Least K Repeating Characters
Medium
hash table
WalkCCC
Amazon
Baidu
Bloomberg
#761
Special Binary String
Hard
string
WalkCCC
Adobe
Amazon
Bloomberg
#918
Maximum Sum Circular Subarray
Medium
array
NeetCode
Amazon
Apple
Bloomberg
#973
K Closest Points to Origin
Medium
array
NeetCode
Airbnb
Amazon
Apple
#1274
Number of Ships in a Rectangle
Hard
array
WalkCCC
Applied Intuition
Bloomberg
#2343
Query Kth Smallest Trimmed Number
Medium
array
WalkCCC
DE Shaw
EPAM Systems
Google
#3410
Maximize Subarray Sum After Removing All Occurrences of One Element
Hard
array
WalkCCC
Google
Rubrik
#1649
Create Sorted Array through Instructions
Hard
array
WalkCCC
Akuna Capital
#218
The Skyline Problem
Hard
array
WalkCCC
Amazon
Apple
Bloomberg
#427
Construct Quad Tree
Medium
array
NeetCode
Amazon
Bloomberg
Google
#191
Number of 1 Bits
Easy
divide and conquer
NeetCode
Amazon
Apple
Bloomberg
#3636
Threshold Majority Queries
Hard
array
WalkCCC
Adobe
Amazon
Google
#493
Reverse Pairs
Hard
array
WalkCCC
Amazon
Bloomberg
Goldman Sachs
#2179
Count Good Triplets in an Array
Hard
array
WalkCCC
Bloomberg
Google
Walmart Labs
#912
Sort an Array
Medium
array
NeetCode
Amazon
Bloomberg
Google
#105
Construct Binary Tree from Preorder and Inorder Traversal
Medium
array
NeetCode
Adobe
Amazon
Bloomberg
#190
Reverse Bits
Easy
divide and conquer
NeetCode
Airbnb
Amazon
Anduril
#240
Search a 2D Matrix II
Medium
array
NeetCode
Amazon
Apple
Bloomberg
#108
Convert Sorted Array to Binary Search Tree
Easy
array
WalkCCC
Accenture
Airbnb
Amazon
#3165
Maximum Sum of Subsequence With Non-adjacent Elements
Hard
array
WalkCCC
Google
Infosys
#106
Construct Binary Tree from Inorder and Postorder Traversal
Medium
array
WalkCCC
Amazon
Bloomberg
Google
#3653
XOR After Range Multiplication Queries I
Medium
array
WalkCCC
Amazon
Infosys
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