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55 problems total

Array (1906)Sorting (442)Depth First Search (316)Database (301)Breadth First Search (241)Tree (241)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(3945)

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Title	Difficulty	Videos	Companies
Two Sum	easy		adobe aetion affirm
Median of Two Sorted Arrays	hard	-	adobe airbnb alibaba
Container With Most Water	medium		adobe amazon apple
3Sum0 - Find three elements in an array that sum to a zero	medium		adobe akuna-capital alibaba
Next Permutation	medium	-	adobe amazon apple
Search in Rotated Sorted Array	medium		adobe alibaba amazon
Find first and last positions of target element in sorted array	medium	-	airbnb amazon apple
First Missing Positive	hard	-	adobe amazon apple
Trapping Rain Water	hard		adobe affirm airbnb
Permutations of Array 1	medium	-	adobe amazon apple
N-Queens	hard	-	adobe amazon apple
Maximum Subarray Sum	medium		adobe alibaba amazon
Spiral Matrix 1 - Return	medium		adobe amazon apple
Jump Game 1 - Check if it reaches last index	medium		adobe amazon apple
Merge Overlapping Intervals	medium		adobe alibaba amazon
Subsets 1	medium		adobe amazon apple
Word Search 1 - Find if word exists	medium		adobe amazon apple
Merge Two Sorted Arrays	easy	-	adobe amazon apple
Construct Binary Tree from Inorder and Preorder Traversal	medium		adobe amazon apple
Best Time To Buy And Sell Stock 1 - only one transaction	easy		adobe akuna-capital alibaba
Word Break 1 - Check if word is breakable	medium		adobe amazon apple
Maximum Product Subarray	medium		adobe akuna-capital alibaba
Find Peak Element in a Given Array	medium	-	amazon apple bloomberg
2Sum 2 – Input array is sorted	medium		amazon apple bloomberg
Largest Number From Given Numbers	medium		amazon apple bytedance
House Robber	medium		adobe airbnb amazon
Number of Islands	medium		adobe affirm alibaba
Minimum Size Subarray Sum	medium	-	amazon apple bloomberg
Word Search 2 - Return All Words	hard		airbnb amazon apple
Kth Largest Element in an Array	medium	-	adobe airbnb alibaba
Product of Array Except Self	medium		adobe amazon apple
Sliding Window Maximum	hard	-	adobe alibaba amazon
Search a 2D Matrix 2 - Rows and columns are sorted	medium	-	adobe amazon apple
Walls and Gates	medium	-	amazon apple bloomberg
Shortest Distance from All Buildings	hard	-	amazon bytedance facebook
Coin Change with Fewest Number of Coins Given Infinite Supply	medium		adobe affirm airbnb
Longest Increasing Path in a Matrix	hard	-	adobe amazon apple
Top K Frequent Elements	medium		amazon apple bloomberg
Intersection of Two Arrays 1 - Unique Elements	easy		amazon apple bloomberg
Intersection of Two Arrays 2 - Duplicates allowed	easy	-	amazon apple bloomberg
Frog Jump	hard	-	amazon apple bytedance
Queue Reconstruction by Height	medium	-	amazon apple bloomberg
Trapping Rain Water 2	hard	-	amazon apple bytedance
Optimal Account Balancing	hard	-	amazon bytedance google
Reverse Pairs	hard	-	amazon bytedance google
Continuous Subarray Sum	medium		amazon bytedance facebook
Max Area of Island	medium	-	adobe affirm amazon
Partition to K Equal Sum Subsets	medium	-	amazon bytedance ebay
Asteroid Collision	medium	-	amazon bytedance ebay
Subarray Sums Divisible by K	medium		amazon bytedance expedia

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