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Array
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Difficulty
Videos
Companies
Calculating the mean and median of an unsorted array
easy
-
uber
Two Sum
easy
adobe
aetion
affirm
+69 more
Median of Two Sorted Arrays
hard
-
adobe
airbnb
alibaba
+28 more
Container With Most Water
medium
adobe
amazon
apple
+11 more
3Sum0 - Find three elements in an array that sum to a zero
medium
adobe
akuna-capital
alibaba
+38 more
3Sum - Closest
medium
-
adobe
amazon
apple
+9 more
Remove duplicates from Sorted Array 1
easy
adobe
amazon
apple
+12 more
Next Permutation
medium
-
adobe
amazon
apple
+14 more
Search in Rotated Sorted Array
medium
adobe
alibaba
amazon
+33 more
Find first and last positions of target element in sorted array
medium
-
airbnb
amazon
apple
+14 more
Valid Sudoku
medium
adobe
amazon
apple
+14 more
Sudoku Solver
hard
-
adobe
amazon
apple
+14 more
Combination Sum 1
medium
airbnb
akuna-capital
amazon
+15 more
Combination Sum 2 - Cant Reuse same element
medium
-
adobe
amazon
apple
+9 more
First Missing Positive
hard
-
adobe
amazon
apple
+22 more
Trapping Rain Water
hard
adobe
affirm
airbnb
+33 more
Rotate n x n matrix by 90 degrees
medium
2
adobe
akuna-capital
amazon
+17 more
Jump Game 2 - Get min jumps
medium
-
adobe
amazon
apple
+7 more
Permutations of Array 1
medium
-
adobe
amazon
apple
+20 more
Permutations of Array 2 - Array has duplicates
medium
-
adobe
amazon
apple
+6 more
Group Anagrams
medium
adobe
affirm
amazon
+31 more
N-Queens
hard
-
adobe
amazon
apple
+9 more
Maximum Subarray Sum
medium
adobe
alibaba
amazon
+32 more
Spiral Matrix 1 - Return
medium
adobe
amazon
apple
+19 more
Jump Game 1 - Check if it reaches last index
medium
adobe
amazon
apple
+11 more
Merge Overlapping Intervals
medium
adobe
alibaba
amazon
+42 more
Insert Interval
medium
adobe
amazon
apple
+9 more
Spiral Matrix 2 - Generate
medium
adobe
amazon
apple
+8 more
Minimum Path Sum in matrix
medium
-
adobe
amazon
apple
+10 more
Plus One 1 - Given number as array plus one
easy
-
adobe
amazon
apple
+7 more
Text Justification
hard
-
airbnb
amazon
apple
+17 more
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
+5 more
Dutch National Flag DNF
medium
amazon
apple
bloomberg
+12 more
Subsets 1
medium
adobe
amazon
apple
+12 more
Word Search 1 - Find if word exists
medium
adobe
amazon
apple
+21 more
Maximal Rectangle
hard
-
adobe
amazon
bloomberg
+10 more
Merge Two Sorted Arrays
easy
-
adobe
amazon
apple
+22 more
Pascal’s Triangle 1 - Generate first n rows
easy
-
adobe
amazon
apple
+7 more
Best Time To Buy And Sell Stock 1 - only one transaction
easy
adobe
akuna-capital
alibaba
+35 more
Best Time To Buy And Sell Stock 2 - Any number of times
medium
-
adobe
amazon
apple
+9 more
Longest Consecutive Sequence
medium
adobe
amazon
apple
+10 more
Surrounded Regions
medium
-
amazon
ebay
facebook
+3 more
Candy distribution
hard
-
amazon
apple
google
+4 more
Word Break 1 - Check if word is breakable
medium
adobe
amazon
apple
+26 more
Word Break 2 - Construct a sentence
hard
amazon
apple
audible
+13 more
Maximum Points on a Line
hard
-
amazon
apple
bloomberg
+8 more
Evaluate Reverse Polish Notation
medium
-
amazon
atlassian
facebook
+10 more
Maximum Product Subarray
medium
adobe
akuna-capital
alibaba
+9 more
Find Minimum in Rotated Sorted Array
medium
amazon
apple
bloomberg
+10 more
Find Minimum in Rotated Sorted Array 2 - Duplicates allowed
hard
-
adobe
amazon
facebook
+2 more
Showing 1 to 50 of 165 results
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