Array

1,871 LeetCode questions

Difficulty Distribution

Easy
377
20%
Medium
1,035
55%
Hard
459
25%

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Questions

TitleDifficulty
Filling Bookcase ShelvesMedium
Find the Student that Will Replace the ChalkMedium
Check If Array Pairs Are Divisible by kMedium
Random Pick with WeightMedium
Find the PeaksEasy
Largest Rectangle in HistogramHard
Subarray Sum Equals KMedium
Best Time to Buy and Sell StockEasy
Two SumEasy
Move ZeroesEasy
Koko Eating BananasMedium
Next PermutationMedium
Maximum SubarrayMedium
Delete and EarnMedium
Rotate ArrayMedium
Majority ElementEasy
Remove Duplicates from Sorted ArrayEasy
Median of Two Sorted ArraysHard
Merge Sorted ArrayEasy
Find Peak ElementMedium
Largest NumberMedium
Max Consecutive OnesEasy
Longest Common PrefixEasy
Contains DuplicateEasy
Count PrimesMedium
Plus OneEasy
Assign CookiesEasy
Maximum Width RampMedium
Number of IslandsMedium
Intersection of Two ArraysEasy
Count Partitions with Even Sum DifferenceEasy
3SumMedium
Container With Most WaterMedium
Pascal's TriangleEasy
Rotate ImageMedium
House RobberMedium
Maximum Area of Longest Diagonal RectangleEasy
Sum of Values at Indices With K Set BitsEasy
Coin ChangeMedium
Find the Winner of the Circular GameMedium
Kth Largest Element in an ArrayMedium
Merge IntervalsMedium
Convert Sorted Array to Binary Search TreeEasy
Spiral MatrixMedium
Product of Array Except SelfMedium
Next Greater Element IEasy
Find First and Last Position of Element in Sorted ArrayMedium
Sort Array by Increasing FrequencyEasy
Minimum Right Shifts to Sort the ArrayEasy
Ant on the BoundaryEasy
Count Tested Devices After Test OperationsEasy
Find Subsequence of Length K With the Largest SumEasy
Peak Index in a Mountain ArrayMedium
01 MatrixMedium
Number of Good PairsEasy
Contains Duplicate IIEasy
Maximum Number of Moves in a GridMedium
Search Insert PositionEasy
Daily TemperaturesMedium
Single NumberEasy
CandyHard
Trapping Rain WaterHard
Find the Difference of Two ArraysEasy
Sort an ArrayMedium
Word SearchMedium
Best Time to Buy and Sell Stock IIMedium
Longest Increasing SubsequenceMedium
4SumMedium
Contiguous ArrayMedium
Sum of Subarray MinimumsMedium
Minimum Number of Operations to Have Distinct ElementsMedium
Search in Rotated Sorted Array IIMedium
Rotate FunctionMedium
Find Pivot IndexEasy
Squares of a Sorted ArrayEasy
N-QueensHard
Search in Rotated Sorted ArrayMedium
Final Value of Variable After Performing OperationsEasy
Gas StationMedium
Asteroid CollisionMedium
Merge Operations to Turn Array Into a PalindromeMedium
Remove Duplicates from Sorted Array IIMedium
Group AnagramsMedium
Minimum Jumps to Reach HomeMedium
Create Maximum NumberHard
Rotate Non Negative ElementsMedium
Parallel Courses IIIHard
Game of LifeMedium
Number of Divisible Triplet SumsMedium
Minimum Cost For TicketsMedium
HeatersMedium
Jump GameMedium
Maximum Product SubarrayMedium
Top K Frequent ElementsMedium
Minimum Processing TimeMedium
Top K Frequent WordsMedium
Fruit Into BasketsMedium
Smallest Range IIMedium
Rotting OrangesMedium
Count Pairs Of Similar StringsEasy

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