Meta Array Questions

109 array problems asked at Meta interviews

Easy (21)Medium (71)Hard (17)

Questions

TitleDifficulty
Merge Sorted ArrayEasy
Kth Largest Element in an ArrayMedium
Merge IntervalsMedium
Two SumEasy
Find Peak ElementMedium
Random Pick with WeightMedium
Next PermutationMedium
Top K Frequent ElementsMedium
3SumMedium
Best Time to Buy and Sell StockEasy
Buildings With an Ocean ViewMedium
Find First and Last Position of Element in Sorted ArrayMedium
K Closest Points to OriginMedium
Subarray Sum Equals KMedium
Dot Product of Two Sparse VectorsMedium
Shortest Path in Binary MatrixMedium
Sliding Window MedianHard
Making A Large IslandHard
SubsetsMedium
Accounts MergeMedium
Max Consecutive Ones IIIMedium
Trapping Rain WaterHard
Kth Missing Positive NumberEasy
Squares of a Sorted ArrayEasy
Remove Duplicates from Sorted ArrayEasy
Median of Two Sorted ArraysHard
Search in Rotated Sorted ArrayMedium
Diagonal TraverseMedium
Missing RangesEasy
Moving Average from Data StreamEasy
Exclusive Time of FunctionsMedium
Group AnagramsMedium
Maximum SubarrayMedium
Container With Most WaterMedium
Sort ColorsMedium
Set Matrix ZeroesMedium
Word SearchMedium
Plus OneEasy
Rotate ImageMedium
Continuous Subarray SumMedium
Group Shifted StringsMedium
Spiral MatrixMedium
Majority ElementEasy
Insert IntervalMedium
Search a 2D MatrixMedium
Number of IslandsMedium
Largest Rectangle in HistogramHard
Remove Duplicates from Sorted Array IIMedium
Remove ElementEasy
Jump GameMedium
Text JustificationHard
Product of Two Run-Length Encoded ArraysMedium
Contains Duplicate IIEasy
Zero Array Transformation IIIMedium
Swim in Rising WaterHard
Cutting RibbonsMedium
Word BreakMedium
Car PoolingMedium
Capacity To Ship Packages Within D DaysMedium
Kth Smallest Element in a Sorted MatrixMedium
3Sum ClosestMedium
Best Time to Buy and Sell Stock IIMedium
Combination SumMedium
Two Sum II - Input Array Is SortedMedium
Rotate ArrayMedium
Longest Consecutive SequenceMedium
4SumMedium
Valid SudokuMedium
Subsets IIMedium
Maximal RectangleHard
Word Break IIHard
PermutationsMedium
Design Tic-Tac-ToeMedium
Alien DictionaryHard
Shortest Distance from All BuildingsHard
Meeting Rooms IIMedium
Product of Array Except SelfMedium
Move ZeroesEasy
Find K Closest ElementsMedium
First Missing PositiveHard
Combination Sum IIMedium
Unique Paths IIMedium
Jump Game IIMedium
N-QueensHard
Search Insert PositionEasy
Construct Binary Tree from Preorder and Inorder TraversalMedium
Search in Rotated Sorted Array IIMedium
Shortest Path in a Hidden GridMedium
Interval List IntersectionsMedium
Range Sum Query - ImmutableEasy
Frequency of the Most Frequent ElementMedium
Koko Eating BananasMedium
Best Time to Buy and Sell Stock IIIHard
Toeplitz MatrixEasy
Sudoku SolverHard
Minimum Size Subarray SumMedium
Max Points on a LineHard
Pascal's TriangleEasy
House RobberMedium
Find Minimum in Rotated Sorted ArrayMedium
Single NumberEasy
Contains DuplicateEasy
Convert Sorted Array to Binary Search TreeEasy
Minimum Path SumMedium
Permutations IIMedium
Word Search IIHard
Pascal's Triangle IIEasy
Spiral Matrix IIMedium
Evaluate Reverse Polish NotationMedium

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