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Microsoft
Array

Array

Overall Progress0/152(0%)

Easy

1/33

Medium

0/98

Hard

0/21

Easy

Maximum Subarray

Medium

Trapping Rain Water

Hard

Best Time to Buy and Sell Stock

Easy

Medium

Container With Most Water

Medium

Median of Two Sorted Arrays

Hard

Search in Rotated Sorted Array

Medium

Find the Duplicate Number

Medium

Product of Array Except Self

Medium

Number of Islands

Medium

Merge Intervals

Medium

Subarray Sum Equals K

Medium

Medium

Longest Increasing Subsequence

Medium

Find First and Last Position of Element in Sorted Array

Medium

Longest Consecutive Sequence

Medium

Majority Element

Easy

Medium

Medium

Medium

Medium

Combination Sum

Medium

Medium

Next Permutation

Medium

Medium

Sliding Window Maximum

Hard

Medium

Top K Frequent Elements

Medium

Medium

Largest Rectangle in Histogram

Hard

Medium

Kth Largest Element in an Array

Medium

Easy

First Missing Positive

Hard

Easy

Search a 2D Matrix

Medium

Medium

Merge Sorted Array

Easy

Remove Duplicates from Sorted Array

Easy

Construct Binary Tree from Preorder and Inorder Traversal

Medium

Medium

Set Matrix Zeroes

Medium

Best Time to Buy and Sell Stock II

Medium

Find Minimum in Rotated Sorted Array

Medium

Daily Temperatures

Medium

Rotting Oranges

Medium

Minimum Size Subarray Sum

Medium

Hard

Easy

Contains Duplicate

Easy

Medium

Easy

Search a 2D Matrix II

Medium

Two Sum II - Input Array Is Sorted

Medium

Koko Eating Bananas

Medium

Combination Sum II

Medium

Convert Sorted Array to Binary Search Tree

Easy

Medium

Insert Interval

Medium

Find All Duplicates in an Array

Medium

House Robber II

Medium

Max Area of Island

Medium

Easy

Medium

Hard

Evaluate Division

Medium

Squares of a Sorted Array

Easy

Insert Delete GetRandom O(1)

Medium

Unique Paths II

Medium

Medium

Permutations II

Medium

Easy

Next Greater Element I

Easy

Find K Closest Elements

Medium

Sum of Subarray Minimums

Medium

Construct Binary Tree from Inorder and Postorder Traversal

Medium

Medium

Evaluate Reverse Polish Notation

Medium

Shortest Unsorted Continuous Subarray

Medium

Intersection of Two Arrays II

Easy

Remove Duplicates from Sorted Array II

Medium

Hard

Meeting Rooms II

Medium

Medium

Kth Missing Positive Number

Easy

Spiral Matrix II

Medium

Medium

Combination Sum III

Medium

Path With Minimum Effort

Medium

The Skyline Problem

Hard

Non-decreasing Array

Medium

Hard

Interval List Intersections

Medium

Number of Good Pairs

Easy

Easy

Wiggle Subsequence

Medium

Range Sum Query 2D - Immutable

Medium

Count Negative Numbers in a Sorted Matrix

Easy

Pascal's Triangle II

Easy

Alien Dictionary

Hard

Maximum Length of a Concatenated String with Unique Characters

Medium

Medium

Find and Replace Pattern

Medium

Text Justification

Hard

Transpose Matrix

Easy

Course Schedule III

Hard

Design Circular Queue

Medium

Flipping an Image

Easy

Minimum Moves to Equal Array Elements II

Medium

Walls and Gates

Medium

Minimum Moves to Equal Array Elements

Medium

Number of Students Unable to Eat Lunch

Easy

Minimum Absolute Difference

Easy

Battleships in a Board

Medium

Total Hamming Distance

Medium

Sign of the Product of an Array

Easy

Minimum Number of Removals to Make Mountain Array

Hard

Employee Importance

Medium

Design Tic-Tac-Toe

Medium

Maximum Size Subarray Sum Equals k

Medium

Easy

Design Hit Counter

Medium

Find N Unique Integers Sum up to Zero

Easy

Exclusive Time of Functions

Medium

Max Chunks To Make Sorted II

Hard

Medium

Partition Array into Disjoint Intervals

Medium

Max Dot Product of Two Subsequences

Hard

Distribute Candies

Easy

Encode and Decode Strings

Medium

Shuffle an Array

Medium

Ways to Make a Fair Array

Medium

Shortest Word Distance

Easy

Best Meeting Point

Hard

Find Lucky Integer in an Array

Easy

Hard

Design Snake Game

Medium

Widest Vertical Area Between Two Points Containing No Points

Easy

Search in a Sorted Array of Unknown Size

Medium

Largest Time for Given Digits

Medium

Remove Comments

Medium

Minimum Adjacent Swaps for K Consecutive Ones

Hard

Read N Characters Given Read4

Easy

First Unique Number

Medium

Making File Names Unique

Medium

Medium

Palindrome Removal

Hard

Minimum Incompatibility

Hard

Delete Tree Nodes

Medium

Statistics from a Large Sample

Medium

Minimize Rounding Error to Meet Target

Medium

Compiler Status

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