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4301 problems total

Array (174)Sorting (45)Depth First Search (44)Tree (41)Breadth First Search (35)Linked List (28)Stack (27)Recursion (18)Graph Theory (12)Monotonic Stack (8)Queue (6)Shortest Path (2)

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Title	Difficulty	Videos	Companies
Remove duplicates from Sorted Array 1	easy		adobe amazon apple
Remove Element	easy		amazon bloomberg google
Find the Index of the First Occurrence in a String	easy	-	adobe amazon apple
Divide Two Integers	medium	-	adobe amazon apple
Substring with Concatenation of All Words	hard	-	adobe amazon apple
Next Permutation	medium	-	adobe amazon apple
Longest Valid Parentheses	hard	-	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
Search Insert Position in sorted array	easy	-	adobe amazon apple
Valid Sudoku	medium		adobe amazon apple
Sudoku Solver	hard	-	adobe amazon apple
Count and Say Sequence	medium	-	adobe amazon apple
Combination Sum 1	medium		airbnb akuna-capital amazon
Combination Sum 2 - Cant Reuse same element	medium	-	adobe amazon apple
First Missing Positive	hard	-	adobe amazon apple
Trapping Rain Water	hard		adobe affirm airbnb
Multiply Strings	medium	-	amazon apple expedia
Rotate n x n matrix by 90 degrees	medium		adobe akuna-capital amazon
Wildcard Matching	hard	-	adobe amazon bloomberg
Jump Game 2 - Get min jumps	medium	-	adobe amazon apple
Permutations of Array 1	medium	-	adobe amazon apple
Permutations of Array 2 - Array has duplicates	medium	-	adobe amazon apple
Group Anagrams	medium		adobe affirm amazon
Implement Power Function 1	medium	-	adobe amazon apple
N-Queens	hard	-	adobe amazon apple
N-Queens 2 - Count number of distinct solutions	hard	-	amazon zenefits
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
Insert Interval	medium		adobe amazon apple
Length of Last Word	easy		amazon
Spiral Matrix 2 - Generate	medium		adobe amazon apple
Kth Permutation Sequence of Numbers 1 to N	hard	-	amazon apple facebook
Rotate Linked List to Right	medium	-	adobe airbnb amazon
Unique Paths in Grid 1 - Count all paths moving right or down	medium		adobe alibaba amazon
Unique Paths in Grid 2 - Count all paths moving right or down with obstacles	medium	-	amazon apple bloomberg
Minimum Path Sum in matrix	medium	-	adobe amazon apple
Valid Number	hard	-	adobe amazon apple
Plus One 1 - Given number as array plus one	easy	-	adobe amazon apple
Add Binary Strings	easy	-	adobe amazon apple
Text Justification	hard	-	airbnb amazon apple
Square root of an integer	easy	-	amazon apple bloomberg
Climbing Stairs - Take atmost 2 Steps	easy		adobe alibaba amazon
Simplify Path	medium	-	adobe amazon bloomberg
Edit Distance	medium	-	adobe amazon apple
Set Matrix Zeros	medium		adobe amazon apple
Search a 2D Matrix 1 - Elements sorted row-wise and first integer of each row is greater than last element of previous row is greater than last element of previous row	medium	-	adobe amazon apple
Dutch National Flag DNF	medium		amazon apple bloomberg

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