Array

1,625 LeetCode questions

Difficulty Distribution

Easy
347
21%
Medium
873
54%
Hard
405
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
Two SumEasy
Container With Most WaterMedium
Longest Common PrefixEasy
3SumMedium
Median of Two Sorted ArraysHard
Remove Duplicates from Sorted ArrayEasy
Sum of Values at Indices With K Set BitsEasy
Find First and Last Position of Element in Sorted ArrayMedium
Rotate ImageMedium
Maximum SubarrayMedium
Spiral MatrixMedium
Merge IntervalsMedium
Merge Sorted ArrayEasy
Pascal's TriangleEasy
Best Time to Buy and Sell StockEasy
CandyHard
Count Tested Devices After Test OperationsEasy
Find Subsequence of Length K With the Largest SumEasy
Find Peak ElementMedium
Largest NumberMedium
Maximum Area of Longest Diagonal RectangleEasy
Rotate ArrayMedium
Count PrimesMedium
Contains DuplicateEasy
Product of Array Except SelfMedium
Ant on the BoundaryEasy
Longest Increasing SubsequenceMedium
Delete and EarnMedium
Minimum Right Shifts to Sort the ArrayEasy
Sort Array by Increasing FrequencyEasy
Majority ElementEasy
House RobberMedium
Assign CookiesEasy
Plus OneEasy
Peak Index in a Mountain ArrayMedium
Next Greater Element IEasy
Single Number IIMedium
Search a 2D MatrixMedium
Coin ChangeMedium
Max Consecutive OnesEasy
Daily TemperaturesMedium
Koko Eating BananasMedium
Kth Largest Element in an ArrayMedium
Find the Winner of the Circular GameMedium
01 MatrixMedium
Number of Good PairsEasy
Maximum Width RampMedium
Contains Duplicate IIEasy
Maximum Number of Moves in a GridMedium
Search Insert PositionEasy
Single NumberEasy
Move ZeroesEasy
Number of IslandsMedium
Find the Duplicate NumberMedium
Maximum Product of Three NumbersEasy
Intersection of Two ArraysEasy
Convert Sorted Array to Binary Search TreeEasy
Find the Difference of Two ArraysEasy
Best Time to Buy and Sell Stock IIMedium
Trapping Rain WaterHard
4SumMedium
Contiguous ArrayMedium
Count Partitions with Even Sum DifferenceEasy
Sum of Subarray MinimumsMedium
Sort an ArrayMedium
Word SearchMedium
Minimum Number of Operations to Have Distinct ElementsMedium
Search in Rotated Sorted Array IIMedium
Find the Highest AltitudeEasy
Rotate FunctionMedium
Subarray Sum Equals KMedium
Find Pivot IndexEasy
Squares of a Sorted ArrayEasy
Search in Rotated Sorted ArrayMedium
Remove Duplicates from Sorted Array IIMedium
Asteroid CollisionMedium
Minimum Jumps to Reach HomeMedium
Gas StationMedium
Create Maximum NumberHard
Group AnagramsMedium
Rotate Non Negative ElementsMedium
Parallel Courses IIIHard
Game of LifeMedium
Remove ElementEasy
Next PermutationMedium
Valid SudokuMedium
Sudoku SolverHard
Combination Sum IIMedium
First Missing PositiveHard
Jump Game IIMedium
PermutationsMedium
N-QueensHard
Jump GameMedium
Sort ColorsMedium
SubsetsMedium

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