215 docs tagged with "array"

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01 Matrix

LeetCode 542 | Difficulty: Medium

3Sum

LeetCode 15 | Difficulty: Medium

3Sum Closest

LeetCode 16 | Difficulty: Medium

4Sum

LeetCode 18 | Difficulty: Medium

Arithmetic Slices

LeetCode 413 | Difficulty: Medium

Array of Doubled Pairs

LeetCode 991 | Difficulty: Medium

Asteroid Collision

LeetCode 735 | Difficulty: Medium

Baseball Game

LeetCode 682 | Difficulty: Easy

Battleships in a Board

LeetCode 419 | Difficulty: Medium

Best Time to Buy and Sell Stock

LeetCode 121 | Difficulty: Easy

Best Time to Buy and Sell Stock II

LeetCode 122 | Difficulty: Medium

Best Time to Buy and Sell Stock III

LeetCode 123 | Difficulty: Hard

Binary Search

LeetCode 792 | Difficulty: Easy

Burst Balloons

LeetCode 312 | Difficulty: Hard

Can Place Flowers

LeetCode 605 | Difficulty: Easy

Check If It Is a Straight Line

LeetCode 1349 | Difficulty: Easy

Check If N and Its Double Exist

LeetCode 1468 | Difficulty: Easy

Cinema Seat Allocation

LeetCode 1487 | Difficulty: Medium

Coin Change

LeetCode 322 | Difficulty: Medium

Coin Change

LeetCode 322 | Difficulty: Medium

Combination Sum

LeetCode 39 | Difficulty: Medium

Combination Sum II

LeetCode 40 | Difficulty: Medium

Combination Sum III

LeetCode 216 | Difficulty: Medium

Construct Binary Tree from Inorder and Postorder Traversal

LeetCode 106 | Difficulty: Medium

Construct Binary Tree from Preorder and Inorder Traversal

LeetCode 105 | Difficulty: Medium

Construct Binary Tree from Preorder and Inorder Traversal

LeetCode 105 | Difficulty: Medium

Container With Most Water

LeetCode 11 | Difficulty: Medium

Contains Duplicate

LeetCode 217 | Difficulty: Easy

Contains Duplicate II

LeetCode 219 | Difficulty: Easy

Contiguous Array

LeetCode 525 | Difficulty: Medium

Convert Sorted Array to Binary Search Tree

LeetCode 108 | Difficulty: Easy

Count Number of Nice Subarrays

LeetCode 1370 | Difficulty: Medium

Count Number of Pairs With Absolute Difference K

LeetCode 2116 | Difficulty: Easy

Count Primes

LeetCode 204 | Difficulty: Medium

Count Sub Islands

LeetCode 2035 | Difficulty: Medium

Crawler Log Folder

LeetCode 1720 | Difficulty: Easy

Daily Temperatures

LeetCode 739 | Difficulty: Medium

Decompress Run-Length Encoded List

LeetCode 1241 | Difficulty: Easy

Design Circular Queue

LeetCode 860 | Difficulty: Medium

Destroying Asteroids

LeetCode 2245 | Difficulty: Medium

DI String Match

LeetCode 979 | Difficulty: Easy

Diagonal Traverse

LeetCode 498 | Difficulty: Medium

Dungeon Game

LeetCode 174 | Difficulty: Hard

Evaluate Reverse Polish Notation

LeetCode 150 | Difficulty: Medium

Final Prices With a Special Discount in a Shop

LeetCode 1570 | Difficulty: Easy

Final Value of Variable After Performing Operations

LeetCode 2137 | Difficulty: Easy

Find All Duplicates in an Array

LeetCode 442 | Difficulty: Medium

Find All Numbers Disappeared in an Array

LeetCode 448 | Difficulty: Easy

Find First and Last Position of Element in Sorted Array

LeetCode 34 | Difficulty: Medium

Find First Palindromic String in the Array

LeetCode 2231 | Difficulty: Easy

Find K Closest Elements

LeetCode 658 | Difficulty: Medium

Find Minimum in Rotated Sorted Array

LeetCode 153 | Difficulty: Medium

Find Minimum in Rotated Sorted Array II

LeetCode 154 | Difficulty: Hard

Find N Unique Integers Sum up to Zero

LeetCode 1426 | Difficulty: Easy

Find Original Array From Doubled Array

LeetCode 2117 | Difficulty: Medium

Find Peak Element

LeetCode 162 | Difficulty: Medium

Find Pivot Index

LeetCode 724 | Difficulty: Easy

Find Target Indices After Sorting Array

LeetCode 2210 | Difficulty: Easy

Find the Kth Largest Integer in the Array

LeetCode 2113 | Difficulty: Medium

Find the Town Judge

LeetCode 1039 | Difficulty: Easy

Find Unique Binary String

LeetCode 2107 | Difficulty: Medium

Find Winner on a Tic Tac Toe Game

LeetCode 1400 | Difficulty: Easy

First Missing Positive

LeetCode 41 | Difficulty: Hard

Flood Fill

LeetCode 733 | Difficulty: Easy

Frog Jump

LeetCode 403 | Difficulty: Hard

Group Anagrams

LeetCode 49 | Difficulty: Medium

H-Index

LeetCode 274 | Difficulty: Medium

H-Index II

LeetCode 275 | Difficulty: Medium

Heaters

LeetCode 475 | Difficulty: Medium

House Robber

LeetCode 198 | Difficulty: Medium

House Robber II

LeetCode 213 | Difficulty: Medium

Insert Interval

LeetCode 57 | Difficulty: Medium

Intersection of Two Arrays

LeetCode 349 | Difficulty: Easy

Intersection of Two Arrays II

LeetCode 350 | Difficulty: Easy

Interval List Intersections

LeetCode 1028 | Difficulty: Medium

Island Perimeter

LeetCode 463 | Difficulty: Easy

Jump Game

LeetCode 55 | Difficulty: Medium

Jump Game II

LeetCode 45 | Difficulty: Medium

Jump Game III

LeetCode 1428 | Difficulty: Medium

K Closest Points to Origin

LeetCode 1014 | Difficulty: Medium

K Radius Subarray Averages

LeetCode 2211 | Difficulty: Medium

K-diff Pairs in an Array

LeetCode 532 | Difficulty: Medium

Keyboard Row

LeetCode 500 | Difficulty: Easy

Kth Largest Element in an Array

LeetCode 215 | Difficulty: Medium

Kth Missing Positive Number

LeetCode 1646 | Difficulty: Easy

Largest Number

LeetCode 179 | Difficulty: Medium

Largest Rectangle in Histogram

LeetCode 84 | Difficulty: Hard

Longest Common Prefix

LeetCode 14 | Difficulty: Easy

Longest Consecutive Sequence

LeetCode 128 | Difficulty: Medium

Longest Increasing Path in a Matrix

LeetCode 329 | Difficulty: Hard

Longest Turbulent Subarray

LeetCode 1020 | Difficulty: Medium

Majority Element

LeetCode 169 | Difficulty: Easy

Majority Element II

LeetCode 229 | Difficulty: Medium

Matchsticks to Square

LeetCode 473 | Difficulty: Medium

Matrix Diagonal Sum

LeetCode 1677 | Difficulty: Easy

Max Area of Island

LeetCode 695 | Difficulty: Medium

Max Consecutive Ones

LeetCode 485 | Difficulty: Easy

Max Consecutive Ones III

LeetCode 1046 | Difficulty: Medium

Maximal Rectangle

LeetCode 85 | Difficulty: Hard

Maximal Square

LeetCode 221 | Difficulty: Medium

Maximum Average Subarray I

LeetCode 643 | Difficulty: Easy

Maximum Length of a Concatenated String with Unique Characters

LeetCode 1360 | Difficulty: Medium

Maximum Length of Repeated Subarray

LeetCode 718 | Difficulty: Medium

Maximum Product of Three Numbers

LeetCode 628 | Difficulty: Easy

Maximum Product of Word Lengths

LeetCode 318 | Difficulty: Medium

Maximum Product Subarray

LeetCode 152 | Difficulty: Medium

Maximum Subarray

LeetCode 53 | Difficulty: Medium

Maximum Subarray

LeetCode 53 | Difficulty: Medium

Maximum Subarray Sum with One Deletion

LeetCode 1288 | Difficulty: Medium

Maximum Units on a Truck

LeetCode 1829 | Difficulty: Easy

Median of Two Sorted Arrays

LeetCode 4 | Difficulty: Hard

Merge Intervals

LeetCode 56 | Difficulty: Medium

Merge Sorted Array

LeetCode 88 | Difficulty: Easy

Min Cost Climbing Stairs

LeetCode 747 | Difficulty: Easy

Minimize Deviation in Array

LeetCode 1794 | Difficulty: Hard

Minimum Adjacent Swaps for K Consecutive Ones

LeetCode 1805 | Difficulty: Hard

Minimum Area Rectangle

LeetCode 976 | Difficulty: Medium

Minimum Moves to Equal Array Elements

LeetCode 453 | Difficulty: Medium

Minimum Moves to Equal Array Elements II

LeetCode 462 | Difficulty: Medium

Minimum Number of Refueling Stops

LeetCode 902 | Difficulty: Hard

Minimum Number of Taps to Open to Water a Garden

LeetCode 1451 | Difficulty: Hard

Minimum Operations to Reduce X to Zero

LeetCode 1776 | Difficulty: Medium

Minimum Path Sum

LeetCode 64 | Difficulty: Medium

Minimum Size Subarray Sum

LeetCode 209 | Difficulty: Medium

Minimum Time to Make Rope Colorful

LeetCode 1700 | Difficulty: Medium

Missing Number

LeetCode 268 | Difficulty: Easy

Most Common Word

LeetCode 837 | Difficulty: Easy

Move Zeroes

LeetCode 283 | Difficulty: Easy

N-Queens

LeetCode 51 | Difficulty: Hard

Next Greater Element I

LeetCode 496 | Difficulty: Easy

Next Greater Element II

LeetCode 503 | Difficulty: Medium

Next Permutation

LeetCode 31 | Difficulty: Medium

Number of Closed Islands

LeetCode 1380 | Difficulty: Medium

Number of Good Pairs

LeetCode 1635 | Difficulty: Easy

Number of Smooth Descent Periods of a Stock

LeetCode 2233 | Difficulty: Medium

Open the Lock

LeetCode 753 | Difficulty: Medium

Partition Array into Disjoint Intervals

LeetCode 951 | Difficulty: Medium

Partition Equal Subset Sum

LeetCode 416 | Difficulty: Medium

Partition to K Equal Sum Subsets

LeetCode 698 | Difficulty: Medium

Pascal's Triangle

LeetCode 118 | Difficulty: Easy

Pascal's Triangle II

LeetCode 119 | Difficulty: Easy

Permutations

LeetCode 46 | Difficulty: Medium

Permutations II

LeetCode 47 | Difficulty: Medium

Pivot Index

LeetCode 724 | Difficulty: Easy

Plus One

LeetCode 66 | Difficulty: Easy

Product of Array Except Self

LeetCode 238 | Difficulty: Medium

Range Sum Query - Immutable

LeetCode 303 | Difficulty: Easy

Range Sum Query - Mutable

LeetCode 307 | Difficulty: Medium

Range Sum Query 2D - Immutable

LeetCode 304 | Difficulty: Medium

Reconstruct Itinerary

LeetCode 332 | Difficulty: Hard

Recover the Original Array

LeetCode 2241 | Difficulty: Hard

Relative Ranks

LeetCode 506 | Difficulty: Easy

Relative Sort Array

LeetCode 1217 | Difficulty: Easy

Remove Covered Intervals

LeetCode 1222 | Difficulty: Medium

Remove Duplicates from Sorted Array

LeetCode 26 | Difficulty: Easy

Remove Duplicates from Sorted Array II

LeetCode 80 | Difficulty: Medium

Remove Element

LeetCode 27 | Difficulty: Easy

Removing Minimum Number of Magic Beans

LeetCode 2290 | Difficulty: Medium

Reorder Data in Log Files

LeetCode 974 | Difficulty: Medium

Reshape the Matrix

LeetCode 566 | Difficulty: Easy

Rotate Array

LeetCode 189 | Difficulty: Medium

Rotate Image

LeetCode 48 | Difficulty: Medium

Search a 2D Matrix

LeetCode 74 | Difficulty: Medium

Search a 2D Matrix II

LeetCode 240 | Difficulty: Medium

Search in Rotated Sorted Array

LeetCode 33 | Difficulty: Medium

Search in Rotated Sorted Array II

LeetCode 81 | Difficulty: Medium

Search Insert Position

LeetCode 35 | Difficulty: Easy

Set Matrix Zeroes

LeetCode 73 | Difficulty: Medium

Set Matrix Zeroes

LeetCode 73 | Difficulty: Medium

Shifting Letters

LeetCode 878 | Difficulty: Medium

Shuffle an Array

LeetCode 384 | Difficulty: Medium

Sign of the Product of an Array

LeetCode 1950 | Difficulty: Easy

Single Element in a Sorted Array

LeetCode 540 | Difficulty: Medium

Single Number

LeetCode 136 | Difficulty: Easy

Single Number II

LeetCode 137 | Difficulty: Medium

Sliding Window Maximum

LeetCode 239 | Difficulty: Hard

Sliding Window Median

LeetCode 480 | Difficulty: Hard

Smallest Index With Equal Value

LeetCode 2181 | Difficulty: Easy

Sort an Array

LeetCode 948 | Difficulty: Medium

Sort Colors

LeetCode 75 | Difficulty: Medium

Sort Integers by The Number of 1 Bits

LeetCode 1458 | Difficulty: Easy

Spiral Matrix

LeetCode 54 | Difficulty: Medium

Spiral Matrix II

LeetCode 59 | Difficulty: Medium

Squares of a Sorted Array

LeetCode 1019 | Difficulty: Easy

Subarray Product Less Than K

LeetCode 713 | Difficulty: Medium

Subarray Sum Equals K

LeetCode 560 | Difficulty: Medium

Subarrays with K Different Integers

LeetCode 1034 | Difficulty: Hard

Subsets

LeetCode 78 | Difficulty: Medium

Subsets II

LeetCode 90 | Difficulty: Medium

Sudoku Solver

LeetCode 37 | Difficulty: Hard

Sum of Absolute Differences in a Sorted Array

LeetCode 1787 | Difficulty: Medium

Sum of Beauty in the Array

LeetCode 2138 | Difficulty: Medium

Sum of Unique Elements

LeetCode 1848 | Difficulty: Easy

Summary Ranges

LeetCode 228 | Difficulty: Easy

Target Sum

LeetCode 494 | Difficulty: Medium

Task Scheduler

LeetCode 621 | Difficulty: Medium

Teemo Attacking

LeetCode 495 | Difficulty: Easy

Text Justification

LeetCode 68 | Difficulty: Hard

Toeplitz Matrix

LeetCode 777 | Difficulty: Easy

Top K Frequent Elements

LeetCode 347 | Difficulty: Medium

Top K Frequent Words

LeetCode 692 | Difficulty: Medium

Total Hamming Distance

LeetCode 477 | Difficulty: Medium

Transpose Matrix

LeetCode 898 | Difficulty: Easy

Trapping Rain Water

LeetCode 42 | Difficulty: Hard

Triangle

LeetCode 120 | Difficulty: Medium

Two Sum

LeetCode 1 | Difficulty: Easy

Two Sum II - Input Array Is Sorted

LeetCode 167 | Difficulty: Medium

Unique Email Addresses

LeetCode 965 | Difficulty: Easy

Unique Paths II

LeetCode 63 | Difficulty: Medium

Valid Sudoku

LeetCode 36 | Difficulty: Medium

Valid Triangle Number

LeetCode 611 | Difficulty: Medium

Video Stitching

LeetCode 1081 | Difficulty: Medium

Wiggle Sort II

LeetCode 324 | Difficulty: Medium

Word Break II

LeetCode 140 | Difficulty: Hard

Word Search

LeetCode 79 | Difficulty: Medium