Array

No.	Title	Solution	Difficulty	TimeComplexity	SpaceComplexity	Favorite	Acceptance
0001	Two Sum	C++	Easy	O(n)	O(n)		46.3%
0004	Median of Two Sorted Arrays		Hard				30.8%
0011	Container With Most Water		Medium	O(n)	O(1)		52.2%
0015	3Sum		Medium	O(n^2)	O(n)	❤️	27.8%
0016	3Sum Closest		Medium	O(n^2)	O(1)	❤️	46.3%
0018	4Sum		Medium	O(n^3)	O(n^2)	❤️	34.7%
0026	Remove Duplicates from Sorted Array		Easy	O(n)	O(1)		46.4%
0027	Remove Element		Easy	O(n)	O(1)		49.1%
0033	Search in Rotated Sorted Array		Medium				35.7%
0034	Find First and Last Position of Element in Sorted Array		Medium				37.1%
0035	Search Insert Position		Easy				42.8%
0039	Combination Sum		Medium	O(n log n)	O(n)		58.9%
0040	Combination Sum II		Medium	O(n log n)	O(n)		49.9%
0041	First Missing Positive		Hard	O(n)	O(n)		33.5%
0042	Trapping Rain Water		Hard	O(n)	O(1)	❤️	50.8%
0048	Rotate Image		Medium	O(n)	O(1)		59.5%
0053	Maximum Subarray		Easy	O(n)	O(n)		47.6%
0054	Spiral Matrix		Medium	O(n)	O(n^2)		35.6%
0055	Jump Game		Medium				35.1%
0056	Merge Intervals		Medium	O(n log n)	O(1)		40.7%
0057	Insert Interval		Medium	O(n)	O(1)		34.9%
0059	Spiral Matrix II		Medium	O(n)	O(n^2)		57.5%
0062	Unique Paths		Medium	O(n^2)	O(n^2)		55.7%
0063	Unique Paths II		Medium	O(n^2)	O(n^2)		35.2%
0064	Minimum Path Sum		Medium	O(n^2)	O(n^2)		56.0%
0066	Plus One		Easy				42.4%
0074	Search a 2D Matrix		Medium				37.5%
0075	Sort Colors		Medium	O(n)	O(1)	❤️	49.0%
0078	Subsets		Medium	O(n^2)	O(n)	❤️	64.6%
0079	Word Search		Medium	O(n^2)	O(n^2)	❤️	36.6%
0080	Remove Duplicates from Sorted Array II		Medium	O(n)	O(1		45.9%
0081	Search in Rotated Sorted Array II		Medium				33.5%
0084	Largest Rectangle in Histogram		Hard	O(n)	O(n)	❤️	36.9%
0088	Merge Sorted Array		Easy	O(n)	O(1)	❤️	40.6%
0090	Subsets II		Medium	O(n^2)	O(n)	❤️	48.6%
0105	Construct Binary Tree from Preorder and Inorder Traversal		Medium				51.4%
0106	Construct Binary Tree from Inorder and Postorder Traversal		Medium				49.3%
0118	Pascal's Triangle		Easy				54.5%
0120	Triangle		Medium	O(n^2)	O(n)		45.5%
0121	Best Time to Buy and Sell Stock		Easy	O(n)	O(1)		51.3%
0122	Best Time to Buy and Sell Stock II		Easy	O(n)	O(1)		58.3%
0126	Word Ladder II		Hard	O(n)	O(n^2)	❤️	23.5%
0128	Longest Consecutive Sequence		Hard				46.1%
0152	Maximum Product Subarray		Medium	O(n)	O(1)		32.7%
0153	Find Minimum in Rotated Sorted Array		Medium				46.0%
0154	Find Minimum in Rotated Sorted Array II		Hard				41.9%
0162	Find Peak Element		Medium				43.9%
0167	Two Sum II - Input array is sorted		Easy	O(n)	O(1)		55.4%
0169	Majority Element		Easy				59.9%
0189	Rotate Array		Medium				36.4%
0209	Minimum Size Subarray Sum		Medium	O(n)	O(1)		39.2%
0216	Combination Sum III		Medium	O(n)	O(1)	❤️	60.0%
0217	Contains Duplicate		Easy	O(n)	O(n)		56.5%
0219	Contains Duplicate II		Easy	O(n)	O(n)		38.5%
0228	Summary Ranges		Easy				42.2%
0229	Majority Element II		Medium				38.6%
0268	Missing Number		Easy				53.5%
0283	Move Zeroes		Easy	O(n)	O(1)		58.5%
0287	Find the Duplicate Number		Medium	O(n)	O(1)	❤️	57.2%
0414	Third Maximum Number		Easy				30.6%
0448	Find All Numbers Disappeared in an Array		Easy				56.1%
0457	Circular Array Loop		Medium				30.0%
0485	Max Consecutive Ones		Easy				53.1%
0509	Fibonacci Number		Easy				67.3%
0532	K-diff Pairs in an Array		Medium	O(n)	O(n)		35.0%
0561	Array Partition I		Easy				73.0%
0566	Reshape the Matrix		Easy	O(n^2)	O(n^2)		61.0%
0605	Can Place Flowers		Easy				31.9%
0628	Maximum Product of Three Numbers		Easy	O(n)	O(1)		47.0%
0661	Image Smoother		Easy				52.2%
0674	Longest Continuous Increasing Subsequence		Easy				46.0%
0695	Max Area of Island		Medium				64.4%
0697	Degree of an Array		Easy				54.4%
0713	Subarray Product Less Than K		Medium	O(n)	O(1)		40.4%
0714	Best Time to Buy and Sell Stock with Transaction Fee		Medium	O(n)	O(1)		55.9%
0717	1-bit and 2-bit Characters		Easy				47.5%
0718	Maximum Length of Repeated Subarray		Medium				50.2%
0719	Find K-th Smallest Pair Distance		Hard				32.5%
0724	Find Pivot Index		Easy				45.1%
0729	My Calendar I		Medium				53.2%
0746	Min Cost Climbing Stairs		Easy	O(n)	O(1)		50.9%
0766	Toeplitz Matrix		Easy	O(n)	O(1)		65.8%
0830	Positions of Large Groups		Easy				50.3%
0832	Flipping an Image		Easy				78.0%
0867	Transpose Matrix		Easy	O(n)	O(1)		62.2%
0888	Fair Candy Swap		Easy				58.9%
0891	Sum of Subsequence Widths		Hard	O(n log n)	O(1)		32.9%
0896	Monotonic Array		Easy				58.0%
0907	Sum of Subarray Minimums		Medium	O(n)	O(n)	❤️	33.2%
0914	X of a Kind in a Deck of Cards		Easy				34.3%
0918	Maximum Sum Circular Subarray		Medium				34.1%
0922	Sort Array By Parity II		Easy	O(n)	O(1)		70.4%
0969	Pancake Sorting		Medium	O(n)	O(1)	❤️	68.6%
0977	Squares of a Sorted Array		Easy	O(n)	O(1)		72.2%
0978	Longest Turbulent Subarray		Medium				46.6%
0985	Sum of Even Numbers After Queries		Easy				60.7%
0989	Add to Array-Form of Integer		Easy				44.7%
0999	Available Captures for Rook		Easy				67.1%
1002	Find Common Characters		Easy				68.2%
1011	Capacity To Ship Packages Within D Days		Medium				59.6%
1018	Binary Prefix Divisible By 5		Easy				47.8%
1040	Moving Stones Until Consecutive II		Medium				53.9%
1051	Height Checker		Easy				72.0%
1052	Grumpy Bookstore Owner		Medium				55.7%
1074	Number of Submatrices That Sum to Target		Hard				61.5%
1089	Duplicate Zeros		Easy				52.0%
1122	Relative Sort Array		Easy				67.9%
1128	Number of Equivalent Domino Pairs		Easy				46.6%
1157	Online Majority Element In Subarray		Hard				39.6%
1160	Find Words That Can Be Formed by Characters		Easy				67.6%
1170	Compare Strings by Frequency of the Smallest Character		Medium				59.5%
1184	Distance Between Bus Stops		Easy				54.1%
1185	Day of the Week		Easy				61.8%
1200	Minimum Absolute Difference		Easy				66.8%
1202	Smallest String With Swaps		Medium				48.5%
1208	Get Equal Substrings Within Budget		Medium				43.7%
1217	Minimum Cost to Move Chips to The Same Position		Easy				71.2%
1232	Check If It Is a Straight Line		Easy				43.8%
1252	Cells with Odd Values in a Matrix		Easy				78.8%
1260	Shift 2D Grid		Easy				61.8%
1266	Minimum Time Visiting All Points		Easy				79.4%
1275	Find Winner on a Tic Tac Toe Game		Easy				53.0%
1287	Element Appearing More Than 25% In Sorted Array		Easy				60.2%
1295	Find Numbers with Even Number of Digits		Easy				79.3%
1299	Replace Elements with Greatest Element on Right Side		Easy				74.4%
1300	Sum of Mutated Array Closest to Target		Medium				43.2%
1304	Find N Unique Integers Sum up to Zero		Easy				76.8%
1313	Decompress Run-Length Encoded List		Easy				85.4%
1329	Sort the Matrix Diagonally		Medium				81.8%
1380	Lucky Numbers in a Matrix		Easy				70.8%
1385	Find the Distance Value Between Two Arrays		Easy				66.4%
1389	Create Target Array in the Given Order		Easy				84.8%
1437	Check If All 1's Are at Least Length K Places Away		Easy				63.0%
1464	Maximum Product of Two Elements in an Array		Easy				77.1%
1470	Shuffle the Array		Easy				88.4%
1480	Running Sum of 1d Array		Easy				89.5%
1512	Number of Good Pairs		Easy				87.8%
1539	Kth Missing Positive Number		Easy				55.2%
1640	Check Array Formation Through Concatenation		Easy				60.7%
1646	Get Maximum in Generated Array		Easy				53.5%
1652	Defuse the Bomb		Easy				63.6%
1656	Design an Ordered Stream		Easy				82.0%
1672	Richest Customer Wealth		Easy				88.5%
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