TCS Array Questions

124 array problems asked at TCS interviews

Easy (43)Medium (68)Hard (13)

Questions

TitleDifficulty
Two SumEasy
Maximum SubarrayMedium
Move ZeroesEasy
Majority ElementEasy
Longest Common PrefixEasy
Best Time to Buy and Sell StockEasy
Sort ColorsMedium
Single NumberEasy
Subarray Sum Equals KMedium
Rotate ArrayMedium
Median of Two Sorted ArraysHard
Container With Most WaterMedium
Remove Duplicates from Sorted ArrayEasy
3SumMedium
Jump GameMedium
Contains DuplicateEasy
Maximum Ascending Subarray SumEasy
Maximum Product SubarrayMedium
Task SchedulerMedium
Check if Array Is Sorted and RotatedEasy
Zigzag Grid Traversal With SkipEasy
Minimum Operations to Exceed Threshold Value IEasy
Minimum Operations to Exceed Threshold Value IIMedium
Spiral MatrixMedium
Find First and Last Position of Element in Sorted ArrayMedium
Contains Duplicate IIEasy
Trapping Rain WaterHard
Toeplitz MatrixEasy
Merge Sorted ArrayEasy
Search in Rotated Sorted ArrayMedium
Bitwise ORs of SubarraysMedium
Merge IntervalsMedium
Burst BalloonsHard
Single Element in a Sorted ArrayMedium
Missing NumberEasy
N-QueensHard
Search Insert PositionEasy
Smallest Sufficient TeamHard
Plus OneEasy
Sort an ArrayMedium
House RobberMedium
Squares of a Sorted ArrayEasy
Pascal's TriangleEasy
Find the Duplicate NumberMedium
Split Array With Same AverageHard
Count Number of Pairs With Absolute Difference KEasy
4SumMedium
Set Matrix ZeroesMedium
Group AnagramsMedium
Find Minimum in Rotated Sorted ArrayMedium
Product of Array Except SelfMedium
Subsets IIMedium
Two Sum II - Input Array Is SortedMedium
Maximum Average Subarray IEasy
Sliding Window MaximumHard
Next PermutationMedium
Partition Equal Subset SumMedium
Tallest BillboardHard
Search in Rotated Sorted Array IIMedium
Maximum Product of Three NumbersEasy
Maximum Total Subarray Value IMedium
Remove ElementEasy
Next Greater Element IEasy
Longest Increasing SubsequenceMedium
Number of Good PairsEasy
Largest NumberMedium
K-diff Pairs in an ArrayMedium
Jump Game IIMedium
First Missing PositiveHard
Find Subsequence of Length K With the Largest SumEasy
Longest Subarray of 1's After Deleting One ElementMedium
Koko Eating BananasMedium
Minimum Moves to Equal Array Elements IIMedium
Maximal RectangleHard
Max Consecutive OnesEasy
SubsetsMedium
Peak Index in a Mountain ArrayMedium
Best Time to Buy and Sell Stock IIMedium
Third Maximum NumberEasy
Count PrimesMedium
Range Sum Query - ImmutableEasy
Assign CookiesEasy
Non-overlapping IntervalsMedium
Find Numbers with Even Number of DigitsEasy
Maximum Ice Cream BarsMedium
Find the Winner of the Circular GameMedium
Top K Frequent ElementsMedium
Contiguous ArrayMedium
Longest Consecutive SequenceMedium
Unique Paths IIMedium
Majority Element IIMedium
Maximum Sum of Distinct Subarrays With Length KMedium
Count the Number of Fair PairsMedium
Minimum Cost to Make at Least One Valid Path in a GridHard
Maximum GapMedium
Running Sum of 1d ArrayEasy
Find K Closest ElementsMedium
Check If Array Pairs Are Divisible by kMedium
Rotate ImageMedium
Minimum Size Subarray SumMedium
Maximum Number of Events That Can Be Attended IIHard
Binary SearchEasy
Number of IslandsMedium
PermutationsMedium
Teemo AttackingEasy
Subarray Product Less Than KMedium
Continuous Subarray SumMedium
Find Smallest Letter Greater Than TargetEasy
How Many Numbers Are Smaller Than the Current NumberEasy
Reshape the MatrixEasy
Insert IntervalMedium
Spiral Matrix IIMedium
Find All Numbers Disappeared in an ArrayEasy
Rotting OrangesMedium
Binary Subarrays With SumMedium
Remove Duplicates from Sorted Array IIMedium
Intersection of Two Arrays IIEasy
Daily TemperaturesMedium
Search a 2D MatrixMedium
Min Cost Climbing StairsEasy
3Sum ClosestMedium
Find Pivot IndexEasy
Sort Array By ParityEasy
Largest Rectangle in HistogramHard

Showing 124 questions