Where can I find company-wise LeetCode questions for Uber?

LeetMap Pro provides a complete, verified list of 371 company-wise Uber coding interview questions filtered by 30-day, 3-month, and 6-month recency windows, 100% free with no paywall or subscription.

How does LeetMap track Uber interview problem recency?

LeetMap weights problem occurrences across 30-day, 3-month, and 6-month recency windows to ensure candidates focus on problems actively being asked in the current hiring cycle.

What difficulty distribution should I expect in Uber coding rounds?

For Uber, Medium difficulty problems represent the largest share (219 problems), followed by Easy (46) and Hard (106). Mastering foundational patterns like Trees, Graphs, and Dynamic Programming is essential.

UberLeetCode Questions

Verified

371 questions·46 Easy·219 Medium·106 Hard

Company-wise coding interview questions asked by Uber, ranked by real frequency across 30-day, 3-month, and 6-month recency windows.

SQL (5)

⌘K

#815Bus Routes

Hard·Freq 100%·Acc 47.4%

#269Alien Dictionary

Hard·Freq 100%·Acc 37.3%

#1438Longest Continuous Subarray With Absolute Diff Less Than or Equal to Limit

Medium·Freq 100%·Acc 57.8%

#200Number of Islands

Medium·Freq 90%·Acc 64.7%

#305Number of Islands II

Hard·Freq 90%·Acc 40.7%

#427Construct Quad Tree

Medium·Freq 88%·Acc 78.5%

#977Squares of a Sorted Array

Easy·Freq 88%·Acc 73.9%

#1429First Unique Number

Medium·Freq 88%·Acc 57.8%

#230Kth Smallest Element in a BST

Medium·Freq 88%·Acc 77.0%

#564Find the Closest Palindrome

Hard·Freq 81%·Acc 32.0%

#79Word Search

Medium·Freq 78%·Acc 47.7%

#2858Minimum Edge Reversals So Every Node Is Reachable

Hard·Freq 77%·Acc 60.0%

#146LRU Cache

Medium·Freq 76%·Acc 47.6%

#362Design Hit Counter

Medium·Freq 76%·Acc 69.7%

#380Insert Delete GetRandom O(1)

Medium·Freq 76%·Acc 55.4%

#212Word Search II

Hard·Freq 75%·Acc 38.6%

#729My Calendar I

Medium·Freq 75%·Acc 58.3%

#121Best Time to Buy and Sell Stock

Easy·Freq 75%·Acc 57.0%

#2791Count Paths That Can Form a Palindrome in a Tree

Hard·Freq 75%·Acc 52.7%

#238Product of Array Except Self

Medium·Freq 75%·Acc 69.1%

#399Evaluate Division

Medium·Freq 75%·Acc 64.4%

#528Random Pick with Weight

Medium·Freq 75%·Acc 49.2%

#1428Leftmost Column with at Least a One

Medium·Freq 75%·Acc 55.3%

#68Text Justification

Hard·Freq 69%·Acc 51.5%

#3161Block Placement Queries

Hard·Freq 68%·Acc 41.4%

#827Making A Large Island

Hard·Freq 67%·Acc 56.9%

#210Course Schedule II

Medium·Freq 65%·Acc 55.9%

#3341Find Minimum Time to Reach Last Room I

Medium·Freq 65%·Acc 55.5%

#36Valid Sudoku

Medium·Freq 64%·Acc 64.7%

#54Spiral Matrix

Medium·Freq 64%·Acc 57.2%

#1475Final Prices With a Special Discount in a Shop

Easy·Freq 63%·Acc 84.2%

#1101The Earliest Moment When Everyone Become Friends

Medium·Freq 63%·Acc 66.1%

#207Course Schedule

Medium·Freq 63%·Acc 51.8%

#224Basic Calculator

Hard·Freq 63%·Acc 47.0%

#588Design In-Memory File System

Hard·Freq 63%·Acc 48.3%

#934Shortest Bridge

Medium·Freq 63%·Acc 59.6%

#49Group Anagrams

Medium·Freq 63%·Acc 72.9%

#139Word Break

Medium·Freq 63%·Acc 49.6%

#253Meeting Rooms II

Medium·Freq 63%·Acc 52.7%

#1861Rotating the Box

Medium·Freq 63%·Acc 82.5%

#17Letter Combinations of a Phone Number

Medium·Freq 63%·Acc 66.4%

#692Top K Frequent Words

Medium·Freq 63%·Acc 60.4%

#741Cherry Pickup

Hard·Freq 63%·Acc 39.9%

#1Two Sum

Easy·Freq 63%·Acc 57.8%

#297Serialize and Deserialize Binary Tree

Hard·Freq 63%·Acc 61.1%

#490The Maze

Medium·Freq 63%·Acc 60.5%

#2258Escape the Spreading Fire

Hard·Freq 63%·Acc 38.6%

#2493Divide Nodes Into the Maximum Number of Groups

Hard·Freq 63%·Acc 66.9%

#76Minimum Window Substring

Hard·Freq 63%·Acc 47.9%

#242Valid Anagram

Easy·Freq 63%·Acc 68.3%

#384Shuffle an Array

Medium·Freq 63%·Acc 59.8%

#2468Split Message Based on Limit

Hard·Freq 63%·Acc 42.2%

#23Merge k Sorted Lists

Hard·Freq 63%·Acc 60.0%

#33Search in Rotated Sorted Array

Medium·Freq 63%·Acc 45.2%

#347Top K Frequent Elements

Medium·Freq 63%·Acc 66.8%

#432All O`one Data Structure

Hard·Freq 63%·Acc 44.4%

#2009Minimum Number of Operations to Make Array Continuous

Hard·Freq 63%·Acc 51.8%

#2187Minimum Time to Complete Trips

Medium·Freq 63%·Acc 39.8%

#13Roman to Integer

Easy·Freq 63%·Acc 66.8%

#2571Minimum Operations to Reduce an Integer to 0

Medium·Freq 56%·Acc 62.8%

#322Coin Change

Medium·Freq 54%·Acc 48.7%

#410Split Array Largest Sum

Hard·Freq 54%·Acc 60.9%

#981Time Based Key-Value Store

Medium·Freq 54%·Acc 50.0%

#3387Maximize Amount After Two Days of Conversions

Medium·Freq 54%·Acc 61.7%

#3466Maximum Coin Collection

Medium·Freq 54%·Acc 53.0%

#505The Maze II

Medium·Freq 54%·Acc 55.2%

#37Sudoku Solver

Hard·Freq 52%·Acc 65.6%

#91Decode Ways

Medium·Freq 52%·Acc 38.2%

#162Find Peak Element

Medium·Freq 52%·Acc 47.1%

#337House Robber III

Medium·Freq 52%·Acc 56.1%

#450Delete Node in a BST

Medium·Freq 52%·Acc 55.0%

#636Exclusive Time of Functions

Medium·Freq 52%·Acc 66.3%

#648Replace Words

Medium·Freq 52%·Acc 68.9%

#735Asteroid Collision

Medium·Freq 52%·Acc 48.4%

#994Rotting Oranges

Medium·Freq 52%·Acc 59.0%

#2402Meeting Rooms III

Hard·Freq 52%·Acc 51.4%

#3027Find the Number of Ways to Place People II

Hard·Freq 52%·Acc 64.4%

#3342Find Minimum Time to Reach Last Room II

Medium·Freq 52%·Acc 67.6%

#8String to Integer (atoi)

Medium·Freq 50%·Acc 21.3%

#10Regular Expression Matching

Hard·Freq 50%·Acc 31.2%

#22Generate Parentheses

Medium·Freq 50%·Acc 78.9%

#39Combination Sum

Medium·Freq 50%·Acc 76.8%

#78Subsets

Medium·Freq 50%·Acc 82.5%

#138Copy List with Random Pointer

Medium·Freq 50%·Acc 63.3%

#155Min Stack

Medium·Freq 50%·Acc 58.4%

#171Excel Sheet Column Number

Easy·Freq 50%·Acc 68.0%

#199Binary Tree Right Side View

Medium·Freq 50%·Acc 70.7%

#262Trips and UsersSQL

Hard·Freq 50%·Acc 38.6%

#373Find K Pairs with Smallest Sums

Medium·Freq 50%·Acc 42.1%

#535Encode and Decode TinyURL

Medium·Freq 50%·Acc 86.7%

#752Open the Lock

Medium·Freq 50%·Acc 61.4%

#959Regions Cut By Slashes

Medium·Freq 50%·Acc 77.6%

#1768Merge Strings Alternately

Easy·Freq 50%·Acc 82.1%

#1856Maximum Subarray Min-Product

Medium·Freq 50%·Acc 40.6%

#2444Count Subarrays With Fixed Bounds

Hard·Freq 50%·Acc 69.2%

#2828Check if a String Is an Acronym of Words

Easy·Freq 50%·Acc 83.1%

#2848Points That Intersect With Cars

Easy·Freq 50%·Acc 73.5%

#2768Number of Black Blocks

Medium·Freq 50%·Acc 42.0%

#3868Minimum Cost to Equalize Arrays Using Swaps

Medium·Freq 50%·Acc 48.8%

#24Swap Nodes in Pairs

Medium·Freq 50%·Acc 69.8%

#84Largest Rectangle in Histogram

Hard·Freq 50%·Acc 50.3%

#104Maximum Depth of Binary Tree

Easy·Freq 50%·Acc 78.4%

#125Valid Palindrome

Easy·Freq 50%·Acc 53.7%

#127Word Ladder

Hard·Freq 50%·Acc 46.0%

#133Clone Graph

Medium·Freq 50%·Acc 65.7%

#140Word Break II

Hard·Freq 50%·Acc 55.8%

#161One Edit Distance

Medium·Freq 50%·Acc 34.6%

#186Reverse Words in a String II

Medium·Freq 50%·Acc 56.8%

#202Happy Number

Easy·Freq 50%·Acc 59.9%

#206Reverse Linked List

Easy·Freq 50%·Acc 80.8%

#208Implement Trie (Prefix Tree)

Medium·Freq 50%·Acc 69.7%

#249Group Shifted Strings

Medium·Freq 50%·Acc 67.8%

#254Factor Combinations

Medium·Freq 50%·Acc 50.6%

#266Palindrome Permutation

Easy·Freq 50%·Acc 68.7%

#290Word Pattern

Easy·Freq 50%·Acc 44.3%

#291Word Pattern II

Medium·Freq 50%·Acc 49.0%

#295Find Median from Data Stream

Hard·Freq 50%·Acc 54.7%

#465Optimal Account Balancing

Hard·Freq 50%·Acc 50.5%

#516Longest Palindromic Subsequence

Medium·Freq 50%·Acc 65.7%

#690Employee Importance

Medium·Freq 50%·Acc 69.6%

#699Falling Squares

Hard·Freq 50%·Acc 48.3%

#733Flood Fill

Easy·Freq 50%·Acc 68.6%

#710Random Pick with Blacklist

Hard·Freq 50%·Acc 35.2%

#875Koko Eating Bananas

Medium·Freq 50%·Acc 50.2%

#1064Fixed Point

Easy·Freq 50%·Acc 64.3%

#1136Parallel Courses

Medium·Freq 50%·Acc 62.3%

#1039Minimum Score Triangulation of Polygon

Medium·Freq 50%·Acc 67.5%

#1171Remove Zero Sum Consecutive Nodes from Linked List

Medium·Freq 50%·Acc 53.2%

#1334Find the City With the Smallest Number of Neighbors at a Threshold Distance

Medium·Freq 50%·Acc 73.3%

#1385Find the Distance Value Between Two Arrays

Easy·Freq 50%·Acc 72.0%

#1400Construct K Palindrome Strings

Medium·Freq 50%·Acc 68.5%

#1462Course Schedule IV

Medium·Freq 50%·Acc 60.0%

#1519Number of Nodes in the Sub-Tree With the Same Label

Medium·Freq 50%·Acc 55.5%

#1579Remove Max Number of Edges to Keep Graph Fully Traversable

Hard·Freq 50%·Acc 70.1%

#1635Hopper Company Queries ISQL

Hard·Freq 50%·Acc 48.0%

#1645Hopper Company Queries IISQL

Hard·Freq 50%·Acc 40.0%

#1651Hopper Company Queries IIISQL

Hard·Freq 50%·Acc 65.3%

#1719Number Of Ways To Reconstruct A Tree

Hard·Freq 50%·Acc 46.2%

#1705Maximum Number of Eaten Apples

Medium·Freq 50%·Acc 43.7%

#1829Maximum XOR for Each Query

Medium·Freq 50%·Acc 84.7%

#1818Minimum Absolute Sum Difference

Medium·Freq 50%·Acc 32.6%

#1926Nearest Exit from Entrance in Maze

Medium·Freq 50%·Acc 48.8%

#2307Check for Contradictions in Equations

Hard·Freq 50%·Acc 44.0%

#1968Array With Elements Not Equal to Average of Neighbors

Medium·Freq 50%·Acc 50.9%

#1961Check If String Is a Prefix of Array

Easy·Freq 50%·Acc 53.0%

#1967Number of Strings That Appear as Substrings in Word

Easy·Freq 50%·Acc 86.1%

#2196Create Binary Tree From Descriptions

Medium·Freq 50%·Acc 83.9%

#2248Intersection of Multiple Arrays

Easy·Freq 50%·Acc 68.8%

#2261K Divisible Elements Subarrays

Medium·Freq 50%·Acc 55.1%

#2243Calculate Digit Sum of a String

Easy·Freq 50%·Acc 68.0%

#2333Minimum Sum of Squared Difference

Medium·Freq 50%·Acc 26.9%

#2282Number of People That Can Be Seen in a Grid

Medium·Freq 50%·Acc 47.4%

#2555Maximize Win From Two Segments

Medium·Freq 50%·Acc 38.0%

#2912Number of Ways to Reach Destination in the Grid

Hard·Freq 50%·Acc 57.8%

#3023Find Pattern in Infinite Stream I

Medium·Freq 50%·Acc 57.4%

#3071Minimum Operations to Write the Letter Y on a Grid

Medium·Freq 50%·Acc 64.7%

#3037Find Pattern in Infinite Stream II

Hard·Freq 50%·Acc 67.8%

#3073Maximum Increasing Triplet Value

Medium·Freq 50%·Acc 36.0%

#3078Match Alphanumerical Pattern in Matrix I

Medium·Freq 50%·Acc 65.3%

#3191Minimum Operations to Make Binary Array Elements Equal to One I

Medium·Freq 50%·Acc 80.4%

#3192Minimum Operations to Make Binary Array Elements Equal to One II

Medium·Freq 50%·Acc 65.3%

#3652Best Time to Buy and Sell Stock using Strategy

Medium·Freq 50%·Acc 59.7%

#239Sliding Window Maximum

Hard·Freq 50%·Acc 49.0%

#48Rotate Image

Medium·Freq 45%·Acc 80.4%

#56Merge Intervals

Medium·Freq 45%·Acc 52.3%

#974Subarray Sums Divisible by K

Medium·Freq 45%·Acc 56.5%

#545Boundary of Binary Tree

Medium·Freq 45%·Acc 48.2%

#2246Longest Path With Different Adjacent Characters

Hard·Freq 45%·Acc 54.0%

#1368Minimum Cost to Make at Least One Valid Path in a Grid

Hard·Freq 45%·Acc 71.1%

#42Trapping Rain Water

Hard·Freq 42%·Acc 67.7%

#128Longest Consecutive Sequence

Medium·Freq 42%·Acc 47.2%

#135Candy

Hard·Freq 42%·Acc 48.8%

#174Dungeon Game

Hard·Freq 42%·Acc 41.7%

#792Number of Matching Subsequences

Medium·Freq 42%·Acc 50.6%

#983Minimum Cost For Tickets

Medium·Freq 42%·Acc 67.5%

#2603Collect Coins in a Tree

Hard·Freq 42%·Acc 39.5%

#2502Design Memory Allocator

Medium·Freq 42%·Acc 50.4%

#547Number of Provinces

Medium·Freq 42%·Acc 70.7%

#227Basic Calculator II

Medium·Freq 42%·Acc 47.0%

#312Burst Balloons

Hard·Freq 42%·Acc 63.9%

#2812Find the Safest Path in a Grid

Medium·Freq 42%·Acc 57.2%

#5Longest Palindromic Substring

Medium·Freq 38%·Acc 38.2%

#34Find First and Last Position of Element in Sorted Array

Medium·Freq 38%·Acc 49.3%

#57Insert Interval

Medium·Freq 38%·Acc 45.5%

#124Binary Tree Maximum Path Sum

Hard·Freq 38%·Acc 42.5%

#198House Robber

Medium·Freq 38%·Acc 53.4%

#218The Skyline Problem

Hard·Freq 38%·Acc 45.6%

#332Reconstruct Itinerary

Hard·Freq 38%·Acc 44.7%

#460LFU Cache

Hard·Freq 38%·Acc 49.7%

#621Task Scheduler

Medium·Freq 38%·Acc 63.4%

#953Verifying an Alien Dictionary

Easy·Freq 38%·Acc 56.0%

#1584Min Cost to Connect All Points

Medium·Freq 38%·Acc 71.3%

#2115Find All Possible Recipes from Given Supplies

Medium·Freq 38%·Acc 57.0%

#2467Most Profitable Path in a Tree

Medium·Freq 38%·Acc 67.3%

#2021Brightest Position on Street

Medium·Freq 38%·Acc 60.7%

#2672Number of Adjacent Elements With the Same Color

Medium·Freq 38%·Acc 59.9%

#67924 Game

Hard·Freq 38%·Acc 59.6%

#1423Maximum Points You Can Obtain from Cards

Medium·Freq 38%·Acc 58.0%

#2503Maximum Number of Points From Grid Queries

Hard·Freq 38%·Acc 59.2%

#871Minimum Number of Refueling Stops

Hard·Freq 38%·Acc 41.6%

#14Longest Common Prefix

Easy·Freq 38%·Acc 47.9%

#31Next Permutation

Medium·Freq 38%·Acc 45.6%

#32Longest Valid Parentheses

Hard·Freq 38%·Acc 39.1%

#46Permutations

Medium·Freq 38%·Acc 82.1%

#53Maximum Subarray

Medium·Freq 38%·Acc 53.5%

#64Minimum Path Sum

Medium·Freq 38%·Acc 68.5%

#214Shortest Palindrome

Hard·Freq 38%·Acc 42.7%

#329Longest Increasing Path in a Matrix

Hard·Freq 38%·Acc 56.8%

#560Subarray Sum Equals K

Medium·Freq 38%·Acc 47.7%

#773Sliding Puzzle

Hard·Freq 38%·Acc 74.5%

#785Is Graph Bipartite?

Medium·Freq 38%·Acc 59.6%

#787Cheapest Flights Within K Stops

Medium·Freq 38%·Acc 42.2%

#855Exam Room

Medium·Freq 38%·Acc 43.6%

#992Subarrays with K Different Integers

Hard·Freq 38%·Acc 68.6%

#1814Count Nice Pairs in an Array

Medium·Freq 38%·Acc 48.4%

#2008Maximum Earnings From Taxi

Medium·Freq 38%·Acc 46.6%

#126Word Ladder II

Hard·Freq 38%·Acc 27.8%

#258Add Digits

Easy·Freq 38%·Acc 69.1%

#365Water and Jug Problem

Medium·Freq 38%·Acc 45.9%

#788Rotated Digits

Medium·Freq 38%·Acc 64.1%

#2101Detonate the Maximum Bombs

Medium·Freq 38%·Acc 50.3%

#1489Find Critical and Pseudo-Critical Edges in Minimum Spanning Tree

Hard·Freq 38%·Acc 66.6%

#2197Replace Non-Coprime Numbers in Array

Hard·Freq 38%·Acc 57.6%

#1235Maximum Profit in Job Scheduling

Hard·Freq 38%·Acc 54.8%

#1353Maximum Number of Events That Can Be Attended

Medium·Freq 38%·Acc 39.0%

#864Shortest Path to Get All Keys

Hard·Freq 38%·Acc 54.8%

#2861Maximum Number of Alloys

Medium·Freq 38%·Acc 41.3%

#153Find Minimum in Rotated Sorted Array

Medium·Freq 38%·Acc 55.0%

#283Move Zeroes

Easy·Freq 38%·Acc 64.1%

#286Walls and Gates

Medium·Freq 38%·Acc 64.1%

#2251Number of Flowers in Full Bloom

Hard·Freq 38%·Acc 58.0%

#1202Smallest String With Swaps

Medium·Freq 38%·Acc 60.8%

#71Simplify Path

Medium·Freq 34%·Acc 50.9%

#4Median of Two Sorted Arrays

Hard·Freq 28%·Acc 47.0%

#27Remove Element

Easy·Freq 28%·Acc 62.1%

#69Sqrt(x)

Easy·Freq 28%·Acc 42.1%

#802Find Eventual Safe States

Medium·Freq 28%·Acc 71.2%

#1011Capacity To Ship Packages Within D Days

Medium·Freq 28%·Acc 74.3%

#1152Analyze User Website Visit Pattern

Medium·Freq 28%·Acc 44.3%

#1326Minimum Number of Taps to Open to Water a Garden

Hard·Freq 28%·Acc 51.0%

#1642Furthest Building You Can Reach

Medium·Freq 28%·Acc 51.0%

#1838Frequency of the Most Frequent Element

Medium·Freq 28%·Acc 45.0%

#2551Put Marbles in Bags

Hard·Freq 28%·Acc 72.1%

#3043Find the Length of the Longest Common Prefix

Medium·Freq 28%·Acc 62.3%

#1472Design Browser History

Medium·Freq 28%·Acc 78.4%

#642Design Search Autocomplete System

Hard·Freq 28%·Acc 50.0%

#1229Meeting Scheduler

Medium·Freq 28%·Acc 55.2%

#1166Design File System

Medium·Freq 28%·Acc 65.2%

#895Maximum Frequency Stack

Hard·Freq 28%·Acc 66.9%

#2296Design a Text Editor

Hard·Freq 28%·Acc 51.1%

#722Remove Comments

Medium·Freq 28%·Acc 40.3%

#130Surrounded Regions

Medium·Freq 28%·Acc 45.8%

#3034Number of Subarrays That Match a Pattern I

Medium·Freq 28%·Acc 68.8%

#415Add Strings

Easy·Freq 28%·Acc 52.2%

#1139Largest 1-Bordered Square

Medium·Freq 28%·Acc 52.3%

#1627Graph Connectivity With Threshold

Hard·Freq 28%·Acc 49.7%

#1091Shortest Path in Binary Matrix

Medium·Freq 28%·Acc 51.8%

#497Random Point in Non-overlapping Rectangles

Medium·Freq 28%·Acc 40.1%

#721Accounts Merge

Medium·Freq 28%·Acc 61.6%

#204Count Primes

Medium·Freq 28%·Acc 36.2%

#502IPO

Hard·Freq 28%·Acc 53.6%

#1244Design A Leaderboard

Medium·Freq 28%·Acc 68.1%

#3629Minimum Jumps to Reach End via Prime Teleportation

Medium·Freq 28%·Acc 44.6%

#1197Minimum Knight Moves

Medium·Freq 28%·Acc 42.0%

#2954Count the Number of Infection Sequences

Hard·Freq 28%·Acc 38.0%

#1966Binary Searchable Numbers in an Unsorted Array

Medium·Freq 28%·Acc 63.8%

#1639Number of Ways to Form a Target String Given a Dictionary

Hard·Freq 28%·Acc 56.4%

#1233Remove Sub-Folders from the Filesystem

Medium·Freq 28%·Acc 78.6%

#3367Maximize Sum of Weights after Edge Removals

Hard·Freq 28%·Acc 0.3%

#2Add Two Numbers

Medium·Freq 25%·Acc 48.8%

#3Longest Substring Without Repeating Characters

Medium·Freq 25%·Acc 39.4%

#7Reverse Integer

Medium·Freq 25%·Acc 32.1%

#11Container With Most Water

Medium·Freq 25%·Acc 60.4%

#20Valid Parentheses

Easy·Freq 25%·Acc 44.5%

#26Remove Duplicates from Sorted Array

Easy·Freq 25%·Acc 63.2%

#215Kth Largest Element in an Array

Medium·Freq 25%·Acc 69.1%

#240Search a 2D Matrix II

Medium·Freq 25%·Acc 57.6%

#330Patching Array

Hard·Freq 25%·Acc 54.4%

#473Matchsticks to Square

Medium·Freq 25%·Acc 42.1%

#486Predict the Winner

Medium·Freq 25%·Acc 56.3%

#496Next Greater Element I

Easy·Freq 25%·Acc 76.5%

#54201 Matrix

Medium·Freq 25%·Acc 54.4%

#658Find K Closest Elements

Medium·Freq 25%·Acc 49.9%

#723Candy Crush

Medium·Freq 25%·Acc 77.6%

#778Swim in Rising Water

Hard·Freq 25%·Acc 68.0%

#986Interval List Intersections

Medium·Freq 25%·Acc 73.1%

#1603Design Parking System

Easy·Freq 25%·Acc 87.2%

#2158Amount of New Area Painted Each Day

Hard·Freq 25%·Acc 55.7%

#2385Amount of Time for Binary Tree to Be Infected

Medium·Freq 25%·Acc 65.7%

#2537Count the Number of Good Subarrays

Medium·Freq 25%·Acc 65.7%

#2817Minimum Absolute Difference Between Elements With Constraint

Medium·Freq 25%·Acc 37.9%

#1673Find the Most Competitive Subsequence

Medium·Freq 25%·Acc 53.2%

#1878Get Biggest Three Rhombus Sums in a Grid

Medium·Freq 25%·Acc 71.3%

#252Meeting Rooms

Easy·Freq 25%·Acc 59.5%

#277Find the Celebrity

Medium·Freq 25%·Acc 49.0%

#730Count Different Palindromic Subsequences

Hard·Freq 25%·Acc 48.1%

#924Minimize Malware Spread

Hard·Freq 25%·Acc 43.3%

#928Minimize Malware Spread II

Hard·Freq 25%·Acc 45.8%

#2484Count Palindromic Subsequences

Hard·Freq 25%·Acc 41.5%

#3045Count Prefix and Suffix Pairs II

Hard·Freq 25%·Acc 28.7%

#1698Number of Distinct Substrings in a String

Medium·Freq 25%·Acc 64.7%

#2622Cache With Time Limit

Medium·Freq 25%·Acc 76.2%

#2636Promise Pool

Medium·Freq 25%·Acc 79.4%

#3443Maximum Manhattan Distance After K Changes

Medium·Freq 25%·Acc 54.2%

#1293Shortest Path in a Grid with Obstacles Elimination

Hard·Freq 25%·Acc 46.5%

#680Valid Palindrome II

Easy·Freq 25%·Acc 44.5%

#1005Maximize Sum Of Array After K Negations

Easy·Freq 25%·Acc 54.1%

#795Number of Subarrays with Bounded Maximum

Medium·Freq 25%·Acc 55.1%

#353Design Snake Game

Medium·Freq 25%·Acc 40.0%

#25Reverse Nodes in k-Group

Hard·Freq 25%·Acc 66.6%

#3202Find the Maximum Length of Valid Subsequence II

Medium·Freq 25%·Acc 57.1%

#397Integer Replacement

Medium·Freq 25%·Acc 37.7%

#6502 Keys Keyboard

Medium·Freq 25%·Acc 59.4%

#549Binary Tree Longest Consecutive Sequence II

Medium·Freq 25%·Acc 50.1%

#643Maximum Average Subarray I

Easy·Freq 25%·Acc 48.4%

#474Ones and Zeroes

Medium·Freq 25%·Acc 53.5%

#2276Count Integers in Intervals

Hard·Freq 25%·Acc 36.1%

#601Human Traffic of StadiumSQL

Hard·Freq 25%·Acc 51.6%

#686Repeated String Match

Medium·Freq 25%·Acc 39.4%

#381Insert Delete GetRandom O(1) - Duplicates allowed

Hard·Freq 25%·Acc 36.7%

#270Closest Binary Search Tree Value

Easy·Freq 25%·Acc 49.2%

#2163Minimum Difference in Sums After Removal of Elements

Hard·Freq 25%·Acc 69.6%

#817Linked List Components

Medium·Freq 25%·Acc 58.0%

#696Count Binary Substrings

Easy·Freq 25%·Acc 70.5%

#361Bomb Enemy

Medium·Freq 25%·Acc 52.8%

#2092Find All People With Secret

Hard·Freq 25%·Acc 48.4%

#1552Magnetic Force Between Two Balls

Medium·Freq 25%·Acc 72.4%

#2561Rearranging Fruits

Hard·Freq 25%·Acc 57.3%

#2076Process Restricted Friend Requests

Hard·Freq 25%·Acc 61.0%

#2389Longest Subsequence With Limited Sum

Easy·Freq 25%·Acc 73.7%

#987Vertical Order Traversal of a Binary Tree

Hard·Freq 25%·Acc 54.2%

#1697Checking Existence of Edge Length Limited Paths

Hard·Freq 25%·Acc 63.4%

#719Find K-th Smallest Pair Distance

Hard·Freq 25%·Acc 46.7%

#317Shortest Distance from All Buildings

Hard·Freq 25%·Acc 45.0%

#1931Painting a Grid With Three Different Colors

Hard·Freq 25%·Acc 77.0%

#3419Minimize the Maximum Edge Weight of Graph

Medium·Freq 25%·Acc 45.1%

#412Fizz Buzz

Easy·Freq 25%·Acc 75.7%

#1901Find a Peak Element II

Medium·Freq 25%·Acc 55.3%

#261Graph Valid Tree

Medium·Freq 25%·Acc 50.1%

#117Populating Next Right Pointers in Each Node II

Medium·Freq 25%·Acc 57.8%

#2477Minimum Fuel Cost to Report to the Capital

Medium·Freq 25%·Acc 65.4%

#74Search a 2D Matrix

Medium·Freq 25%·Acc 54.3%

#1268Search Suggestions System

Medium·Freq 25%·Acc 65.2%

#3356Zero Array Transformation II

Medium·Freq 25%·Acc 43.6%

#824Goat Latin

Easy·Freq 25%·Acc 70.1%

#2948Make Lexicographically Smallest Array by Swapping Elements

Medium·Freq 25%·Acc 60.3%

#1915Number of Wonderful Substrings

Medium·Freq 25%·Acc 66.6%

#75Sort Colors

Medium·Freq 25%·Acc 70.0%

#355Design Twitter

Medium·Freq 25%·Acc 45.1%

#345Reverse Vowels of a String

Easy·Freq 25%·Acc 61.7%

#2336Smallest Number in Infinite Set

Medium·Freq 25%·Acc 70.7%

#70Climbing Stairs

Easy·Freq 25%·Acc 54.2%

#73Set Matrix Zeroes

Medium·Freq 25%·Acc 63.3%

#300Longest Increasing Subsequence

Medium·Freq 25%·Acc 59.7%

#424Longest Repeating Character Replacement

Medium·Freq 25%·Acc 60.1%

#514Freedom Trail

Hard·Freq 25%·Acc 59.4%

#886Possible Bipartition

Medium·Freq 25%·Acc 52.8%

#1140Stone Game II

Medium·Freq 25%·Acc 72.8%

#2043Simple Bank System

Medium·Freq 25%·Acc 69.7%

#213House Robber II

Medium·Freq 25%·Acc 45.2%

#256Paint House

Medium·Freq 25%·Acc 64.5%

#885Spiral Matrix III

Medium·Freq 25%·Acc 84.6%

#438Find All Anagrams in a String

Medium·Freq 25%·Acc 54.1%

#1046Last Stone Weight

Easy·Freq 20%·Acc 0.7%

#435Non-overlapping Intervals

Medium·Freq 20%·Acc 0.6%

#652Find Duplicate Subtrees

Medium·Freq 20%·Acc 0.6%

#354Russian Doll Envelopes

Hard·Freq 20%·Acc 0.4%

#968Binary Tree Cameras

Hard·Freq 20%·Acc 0.5%

#866Prime Palindrome

Medium·Freq 20%·Acc 0.3%

#1020Number of Enclaves

Medium·Freq 20%·Acc 0.7%

#834Sum of Distances in Tree

Hard·Freq 20%·Acc 0.7%

#	Problem	Difficulty	Frequency↓	Acceptance
#815	Bus Routes3 sources	Hard	100%	47.4%
#269	Alien Dictionary3 sources	Hard	100%	37.3%
#1438	Longest Continuous Subarray With Absolute Diff Less Than or Equal to Limit3 sources	Medium	100%	57.8%
#200	Number of Islands3 sources	Medium	90%	64.7%
#305	Number of Islands II3 sources	Hard	90%	40.7%
#427	Construct Quad Tree3 sources	Medium	88%	78.5%
#977	Squares of a Sorted Array3 sources	Easy	88%	73.9%
#1429	First Unique Number3 sources	Medium	88%	57.8%
#230	Kth Smallest Element in a BST3 sources	Medium	88%	77.0%
#564	Find the Closest Palindrome3 sources	Hard	81%	32.0%
#79	Word Search3 sources	Medium	78%	47.7%
#2858	Minimum Edge Reversals So Every Node Is Reachable3 sources	Hard	77%	60.0%
#146	LRU Cache3 sources	Medium	76%	47.6%
#362	Design Hit Counter3 sources	Medium	76%	69.7%
#380	Insert Delete GetRandom O(1)3 sources	Medium	76%	55.4%
#212	Word Search II3 sources	Hard	75%	38.6%
#729	My Calendar I3 sources	Medium	75%	58.3%
#121	Best Time to Buy and Sell Stock3 sources	Easy	75%	57.0%
#2791	Count Paths That Can Form a Palindrome in a Tree3 sources	Hard	75%	52.7%
#238	Product of Array Except Self3 sources	Medium	75%	69.1%
#399	Evaluate Division3 sources	Medium	75%	64.4%
#528	Random Pick with Weight3 sources	Medium	75%	49.2%
#1428	Leftmost Column with at Least a One3 sources	Medium	75%	55.3%
#68	Text Justification3 sources	Hard	69%	51.5%
#3161	Block Placement Queries3 sources	Hard	68%	41.4%
#827	Making A Large Island3 sources	Hard	67%	56.9%
#210	Course Schedule II3 sources	Medium	65%	55.9%
#3341	Find Minimum Time to Reach Last Room I3 sources	Medium	65%	55.5%
#36	Valid Sudoku3 sources	Medium	64%	64.7%
#54	Spiral Matrix3 sources	Medium	64%	57.2%
#1475	Final Prices With a Special Discount in a Shop3 sources	Easy	63%	84.2%
#1101	The Earliest Moment When Everyone Become Friends3 sources	Medium	63%	66.1%
#207	Course Schedule3 sources	Medium	63%	51.8%
#224	Basic Calculator3 sources	Hard	63%	47.0%
#588	Design In-Memory File System3 sources	Hard	63%	48.3%
#934	Shortest Bridge3 sources	Medium	63%	59.6%
#49	Group Anagrams3 sources	Medium	63%	72.9%
#139	Word Break3 sources	Medium	63%	49.6%
#253	Meeting Rooms II3 sources	Medium	63%	52.7%
#1861	Rotating the Box3 sources	Medium	63%	82.5%
#17	Letter Combinations of a Phone Number3 sources	Medium	63%	66.4%
#692	Top K Frequent Words3 sources	Medium	63%	60.4%
#741	Cherry Pickup3 sources	Hard	63%	39.9%
#1	Two Sum3 sources	Easy	63%	57.8%
#297	Serialize and Deserialize Binary Tree3 sources	Hard	63%	61.1%
#490	The Maze3 sources	Medium	63%	60.5%
#2258	Escape the Spreading Fire3 sources	Hard	63%	38.6%
#2493	Divide Nodes Into the Maximum Number of Groups3 sources	Hard	63%	66.9%
#76	Minimum Window Substring3 sources	Hard	63%	47.9%
#242	Valid Anagram3 sources	Easy	63%	68.3%
#384	Shuffle an Array3 sources	Medium	63%	59.8%
#2468	Split Message Based on Limit3 sources	Hard	63%	42.2%
#23	Merge k Sorted Lists3 sources	Hard	63%	60.0%
#33	Search in Rotated Sorted Array3 sources	Medium	63%	45.2%
#347	Top K Frequent Elements3 sources	Medium	63%	66.8%
#432	All O`one Data Structure3 sources	Hard	63%	44.4%
#2009	Minimum Number of Operations to Make Array Continuous3 sources	Hard	63%	51.8%
#2187	Minimum Time to Complete Trips3 sources	Medium	63%	39.8%
#13	Roman to Integer3 sources	Easy	63%	66.8%
#2571	Minimum Operations to Reduce an Integer to 03 sources	Medium	56%	62.8%
#322	Coin Change3 sources	Medium	54%	48.7%
#410	Split Array Largest Sum3 sources	Hard	54%	60.9%
#981	Time Based Key-Value Store3 sources	Medium	54%	50.0%
#3387	Maximize Amount After Two Days of Conversions3 sources	Medium	54%	61.7%
#3466	Maximum Coin Collection3 sources	Medium	54%	53.0%
#505	The Maze II3 sources	Medium	54%	55.2%
#37	Sudoku Solver3 sources	Hard	52%	65.6%
#91	Decode Ways3 sources	Medium	52%	38.2%
#162	Find Peak Element3 sources	Medium	52%	47.1%
#337	House Robber III3 sources	Medium	52%	56.1%
#450	Delete Node in a BST3 sources	Medium	52%	55.0%
#636	Exclusive Time of Functions3 sources	Medium	52%	66.3%
#648	Replace Words3 sources	Medium	52%	68.9%
#735	Asteroid Collision3 sources	Medium	52%	48.4%
#994	Rotting Oranges3 sources	Medium	52%	59.0%
#2402	Meeting Rooms III3 sources	Hard	52%	51.4%
#3027	Find the Number of Ways to Place People II3 sources	Hard	52%	64.4%
#3342	Find Minimum Time to Reach Last Room II3 sources	Medium	52%	67.6%
#8	String to Integer (atoi)3 sources	Medium	50%	21.3%
#10	Regular Expression Matching3 sources	Hard	50%	31.2%
#22	Generate Parentheses3 sources	Medium	50%	78.9%
#39	Combination Sum3 sources	Medium	50%	76.8%
#78	Subsets3 sources	Medium	50%	82.5%
#138	Copy List with Random Pointer3 sources	Medium	50%	63.3%
#155	Min Stack3 sources	Medium	50%	58.4%
#171	Excel Sheet Column Number3 sources	Easy	50%	68.0%
#199	Binary Tree Right Side View3 sources	Medium	50%	70.7%
#262	Trips and Users3 sourcesSQL	Hard	50%	38.6%
#373	Find K Pairs with Smallest Sums3 sources	Medium	50%	42.1%
#535	Encode and Decode TinyURL3 sources	Medium	50%	86.7%
#752	Open the Lock3 sources	Medium	50%	61.4%
#959	Regions Cut By Slashes3 sources	Medium	50%	77.6%
#1768	Merge Strings Alternately3 sources	Easy	50%	82.1%
#1856	Maximum Subarray Min-Product3 sources	Medium	50%	40.6%
#2444	Count Subarrays With Fixed Bounds3 sources	Hard	50%	69.2%
#2828	Check if a String Is an Acronym of Words3 sources	Easy	50%	83.1%
#2848	Points That Intersect With Cars3 sources	Easy	50%	73.5%
#2768	Number of Black Blocks3 sources	Medium	50%	42.0%
#3868	Minimum Cost to Equalize Arrays Using Swaps3 sources	Medium	50%	48.8%
#24	Swap Nodes in Pairs3 sources	Medium	50%	69.8%
#84	Largest Rectangle in Histogram3 sources	Hard	50%	50.3%
#104	Maximum Depth of Binary Tree3 sources	Easy	50%	78.4%
#125	Valid Palindrome3 sources	Easy	50%	53.7%
#127	Word Ladder3 sources	Hard	50%	46.0%
#133	Clone Graph3 sources	Medium	50%	65.7%
#140	Word Break II3 sources	Hard	50%	55.8%
#161	One Edit Distance3 sources	Medium	50%	34.6%
#186	Reverse Words in a String II3 sources	Medium	50%	56.8%
#202	Happy Number3 sources	Easy	50%	59.9%
#206	Reverse Linked List3 sources	Easy	50%	80.8%
#208	Implement Trie (Prefix Tree)3 sources	Medium	50%	69.7%
#249	Group Shifted Strings3 sources	Medium	50%	67.8%
#254	Factor Combinations3 sources	Medium	50%	50.6%
#266	Palindrome Permutation3 sources	Easy	50%	68.7%
#290	Word Pattern3 sources	Easy	50%	44.3%
#291	Word Pattern II3 sources	Medium	50%	49.0%
#295	Find Median from Data Stream3 sources	Hard	50%	54.7%
#465	Optimal Account Balancing3 sources	Hard	50%	50.5%
#516	Longest Palindromic Subsequence3 sources	Medium	50%	65.7%
#690	Employee Importance3 sources	Medium	50%	69.6%
#699	Falling Squares3 sources	Hard	50%	48.3%
#733	Flood Fill3 sources	Easy	50%	68.6%
#710	Random Pick with Blacklist3 sources	Hard	50%	35.2%
#875	Koko Eating Bananas3 sources	Medium	50%	50.2%
#1064	Fixed Point3 sources	Easy	50%	64.3%
#1136	Parallel Courses3 sources	Medium	50%	62.3%
#1039	Minimum Score Triangulation of Polygon3 sources	Medium	50%	67.5%
#1171	Remove Zero Sum Consecutive Nodes from Linked List3 sources	Medium	50%	53.2%
#1334	Find the City With the Smallest Number of Neighbors at a Threshold Distance3 sources	Medium	50%	73.3%
#1385	Find the Distance Value Between Two Arrays3 sources	Easy	50%	72.0%
#1400	Construct K Palindrome Strings3 sources	Medium	50%	68.5%
#1462	Course Schedule IV3 sources	Medium	50%	60.0%
#1519	Number of Nodes in the Sub-Tree With the Same Label3 sources	Medium	50%	55.5%
#1579	Remove Max Number of Edges to Keep Graph Fully Traversable3 sources	Hard	50%	70.1%
#1635	Hopper Company Queries I3 sourcesSQL	Hard	50%	48.0%
#1645	Hopper Company Queries II3 sourcesSQL	Hard	50%	40.0%
#1651	Hopper Company Queries III3 sourcesSQL	Hard	50%	65.3%
#1719	Number Of Ways To Reconstruct A Tree3 sources	Hard	50%	46.2%
#1705	Maximum Number of Eaten Apples3 sources	Medium	50%	43.7%
#1829	Maximum XOR for Each Query3 sources	Medium	50%	84.7%
#1818	Minimum Absolute Sum Difference3 sources	Medium	50%	32.6%
#1926	Nearest Exit from Entrance in Maze3 sources	Medium	50%	48.8%
#2307	Check for Contradictions in Equations3 sources	Hard	50%	44.0%
#1968	Array With Elements Not Equal to Average of Neighbors3 sources	Medium	50%	50.9%
#1961	Check If String Is a Prefix of Array3 sources	Easy	50%	53.0%
#1967	Number of Strings That Appear as Substrings in Word3 sources	Easy	50%	86.1%
#2196	Create Binary Tree From Descriptions3 sources	Medium	50%	83.9%
#2248	Intersection of Multiple Arrays3 sources	Easy	50%	68.8%
#2261	K Divisible Elements Subarrays3 sources	Medium	50%	55.1%
#2243	Calculate Digit Sum of a String3 sources	Easy	50%	68.0%
#2333	Minimum Sum of Squared Difference3 sources	Medium	50%	26.9%
#2282	Number of People That Can Be Seen in a Grid3 sources	Medium	50%	47.4%
#2555	Maximize Win From Two Segments3 sources	Medium	50%	38.0%
#2912	Number of Ways to Reach Destination in the Grid3 sources	Hard	50%	57.8%
#3023	Find Pattern in Infinite Stream I3 sources	Medium	50%	57.4%
#3071	Minimum Operations to Write the Letter Y on a Grid3 sources	Medium	50%	64.7%
#3037	Find Pattern in Infinite Stream II3 sources	Hard	50%	67.8%
#3073	Maximum Increasing Triplet Value3 sources	Medium	50%	36.0%
#3078	Match Alphanumerical Pattern in Matrix I3 sources	Medium	50%	65.3%
#3191	Minimum Operations to Make Binary Array Elements Equal to One I3 sources	Medium	50%	80.4%
#3192	Minimum Operations to Make Binary Array Elements Equal to One II3 sources	Medium	50%	65.3%
#3652	Best Time to Buy and Sell Stock using Strategy3 sources	Medium	50%	59.7%
#239	Sliding Window Maximum3 sources	Hard	50%	49.0%
#48	Rotate Image3 sources	Medium	45%	80.4%
#56	Merge Intervals3 sources	Medium	45%	52.3%
#974	Subarray Sums Divisible by K3 sources	Medium	45%	56.5%
#545	Boundary of Binary Tree3 sources	Medium	45%	48.2%
#2246	Longest Path With Different Adjacent Characters3 sources	Hard	45%	54.0%
#1368	Minimum Cost to Make at Least One Valid Path in a Grid3 sources	Hard	45%	71.1%
#42	Trapping Rain Water3 sources	Hard	42%	67.7%
#128	Longest Consecutive Sequence3 sources	Medium	42%	47.2%
#135	Candy3 sources	Hard	42%	48.8%
#174	Dungeon Game3 sources	Hard	42%	41.7%
#792	Number of Matching Subsequences3 sources	Medium	42%	50.6%
#983	Minimum Cost For Tickets3 sources	Medium	42%	67.5%
#2603	Collect Coins in a Tree3 sources	Hard	42%	39.5%
#2502	Design Memory Allocator3 sources	Medium	42%	50.4%
#547	Number of Provinces3 sources	Medium	42%	70.7%
#227	Basic Calculator II3 sources	Medium	42%	47.0%
#312	Burst Balloons3 sources	Hard	42%	63.9%
#2812	Find the Safest Path in a Grid3 sources	Medium	42%	57.2%
#5	Longest Palindromic Substring3 sources	Medium	38%	38.2%
#34	Find First and Last Position of Element in Sorted Array3 sources	Medium	38%	49.3%
#57	Insert Interval3 sources	Medium	38%	45.5%
#124	Binary Tree Maximum Path Sum3 sources	Hard	38%	42.5%
#198	House Robber3 sources	Medium	38%	53.4%
#218	The Skyline Problem3 sources	Hard	38%	45.6%
#332	Reconstruct Itinerary3 sources	Hard	38%	44.7%
#460	LFU Cache3 sources	Hard	38%	49.7%
#621	Task Scheduler3 sources	Medium	38%	63.4%
#953	Verifying an Alien Dictionary3 sources	Easy	38%	56.0%
#1584	Min Cost to Connect All Points3 sources	Medium	38%	71.3%
#2115	Find All Possible Recipes from Given Supplies3 sources	Medium	38%	57.0%
#2467	Most Profitable Path in a Tree3 sources	Medium	38%	67.3%
#2021	Brightest Position on Street3 sources	Medium	38%	60.7%
#2672	Number of Adjacent Elements With the Same Color3 sources	Medium	38%	59.9%
#679	24 Game3 sources	Hard	38%	59.6%
#1423	Maximum Points You Can Obtain from Cards3 sources	Medium	38%	58.0%
#2503	Maximum Number of Points From Grid Queries3 sources	Hard	38%	59.2%
#871	Minimum Number of Refueling Stops3 sources	Hard	38%	41.6%
#14	Longest Common Prefix3 sources	Easy	38%	47.9%
#31	Next Permutation3 sources	Medium	38%	45.6%
#32	Longest Valid Parentheses3 sources	Hard	38%	39.1%
#46	Permutations3 sources	Medium	38%	82.1%
#53	Maximum Subarray3 sources	Medium	38%	53.5%
#64	Minimum Path Sum3 sources	Medium	38%	68.5%
#214	Shortest Palindrome3 sources	Hard	38%	42.7%
#329	Longest Increasing Path in a Matrix3 sources	Hard	38%	56.8%
#560	Subarray Sum Equals K3 sources	Medium	38%	47.7%
#773	Sliding Puzzle3 sources	Hard	38%	74.5%
#785	Is Graph Bipartite?3 sources	Medium	38%	59.6%
#787	Cheapest Flights Within K Stops3 sources	Medium	38%	42.2%
#855	Exam Room3 sources	Medium	38%	43.6%
#992	Subarrays with K Different Integers3 sources	Hard	38%	68.6%
#1814	Count Nice Pairs in an Array3 sources	Medium	38%	48.4%
#2008	Maximum Earnings From Taxi3 sources	Medium	38%	46.6%
#126	Word Ladder II3 sources	Hard	38%	27.8%
#258	Add Digits3 sources	Easy	38%	69.1%
#365	Water and Jug Problem3 sources	Medium	38%	45.9%
#788	Rotated Digits3 sources	Medium	38%	64.1%
#2101	Detonate the Maximum Bombs3 sources	Medium	38%	50.3%
#1489	Find Critical and Pseudo-Critical Edges in Minimum Spanning Tree3 sources	Hard	38%	66.6%
#2197	Replace Non-Coprime Numbers in Array3 sources	Hard	38%	57.6%
#1235	Maximum Profit in Job Scheduling3 sources	Hard	38%	54.8%
#1353	Maximum Number of Events That Can Be Attended3 sources	Medium	38%	39.0%
#864	Shortest Path to Get All Keys3 sources	Hard	38%	54.8%
#2861	Maximum Number of Alloys3 sources	Medium	38%	41.3%
#153	Find Minimum in Rotated Sorted Array3 sources	Medium	38%	55.0%
#283	Move Zeroes3 sources	Easy	38%	64.1%
#286	Walls and Gates3 sources	Medium	38%	64.1%
#2251	Number of Flowers in Full Bloom3 sources	Hard	38%	58.0%
#1202	Smallest String With Swaps3 sources	Medium	38%	60.8%
#71	Simplify Path3 sources	Medium	34%	50.9%
#4	Median of Two Sorted Arrays3 sources	Hard	28%	47.0%
#27	Remove Element3 sources	Easy	28%	62.1%
#69	Sqrt(x)3 sources	Easy	28%	42.1%
#802	Find Eventual Safe States3 sources	Medium	28%	71.2%
#1011	Capacity To Ship Packages Within D Days3 sources	Medium	28%	74.3%
#1152	Analyze User Website Visit Pattern3 sources	Medium	28%	44.3%
#1326	Minimum Number of Taps to Open to Water a Garden3 sources	Hard	28%	51.0%
#1642	Furthest Building You Can Reach3 sources	Medium	28%	51.0%
#1838	Frequency of the Most Frequent Element3 sources	Medium	28%	45.0%
#2551	Put Marbles in Bags3 sources	Hard	28%	72.1%
#3043	Find the Length of the Longest Common Prefix3 sources	Medium	28%	62.3%
#1472	Design Browser History3 sources	Medium	28%	78.4%
#642	Design Search Autocomplete System3 sources	Hard	28%	50.0%
#1229	Meeting Scheduler3 sources	Medium	28%	55.2%
#1166	Design File System3 sources	Medium	28%	65.2%
#895	Maximum Frequency Stack3 sources	Hard	28%	66.9%
#2296	Design a Text Editor3 sources	Hard	28%	51.1%
#722	Remove Comments3 sources	Medium	28%	40.3%
#130	Surrounded Regions3 sources	Medium	28%	45.8%
#3034	Number of Subarrays That Match a Pattern I3 sources	Medium	28%	68.8%
#415	Add Strings3 sources	Easy	28%	52.2%
#1139	Largest 1-Bordered Square3 sources	Medium	28%	52.3%
#1627	Graph Connectivity With Threshold3 sources	Hard	28%	49.7%
#1091	Shortest Path in Binary Matrix3 sources	Medium	28%	51.8%
#497	Random Point in Non-overlapping Rectangles3 sources	Medium	28%	40.1%
#721	Accounts Merge3 sources	Medium	28%	61.6%
#204	Count Primes3 sources	Medium	28%	36.2%
#502	IPO3 sources	Hard	28%	53.6%
#1244	Design A Leaderboard3 sources	Medium	28%	68.1%
#3629	Minimum Jumps to Reach End via Prime Teleportation3 sources	Medium	28%	44.6%
#1197	Minimum Knight Moves3 sources	Medium	28%	42.0%
#2954	Count the Number of Infection Sequences3 sources	Hard	28%	38.0%
#1966	Binary Searchable Numbers in an Unsorted Array3 sources	Medium	28%	63.8%
#1639	Number of Ways to Form a Target String Given a Dictionary3 sources	Hard	28%	56.4%
#1233	Remove Sub-Folders from the Filesystem3 sources	Medium	28%	78.6%
#3367	Maximize Sum of Weights after Edge Removals2 sources	Hard	28%	0.3%
#2	Add Two Numbers3 sources	Medium	25%	48.8%
#3	Longest Substring Without Repeating Characters3 sources	Medium	25%	39.4%
#7	Reverse Integer3 sources	Medium	25%	32.1%
#11	Container With Most Water3 sources	Medium	25%	60.4%
#20	Valid Parentheses3 sources	Easy	25%	44.5%
#26	Remove Duplicates from Sorted Array3 sources	Easy	25%	63.2%
#215	Kth Largest Element in an Array3 sources	Medium	25%	69.1%
#240	Search a 2D Matrix II3 sources	Medium	25%	57.6%
#330	Patching Array3 sources	Hard	25%	54.4%
#473	Matchsticks to Square3 sources	Medium	25%	42.1%
#486	Predict the Winner3 sources	Medium	25%	56.3%
#496	Next Greater Element I3 sources	Easy	25%	76.5%
#542	01 Matrix3 sources	Medium	25%	54.4%
#658	Find K Closest Elements3 sources	Medium	25%	49.9%
#723	Candy Crush3 sources	Medium	25%	77.6%
#778	Swim in Rising Water3 sources	Hard	25%	68.0%
#986	Interval List Intersections3 sources	Medium	25%	73.1%
#1603	Design Parking System3 sources	Easy	25%	87.2%
#2158	Amount of New Area Painted Each Day3 sources	Hard	25%	55.7%
#2385	Amount of Time for Binary Tree to Be Infected3 sources	Medium	25%	65.7%
#2537	Count the Number of Good Subarrays3 sources	Medium	25%	65.7%
#2817	Minimum Absolute Difference Between Elements With Constraint3 sources	Medium	25%	37.9%
#1673	Find the Most Competitive Subsequence3 sources	Medium	25%	53.2%
#1878	Get Biggest Three Rhombus Sums in a Grid3 sources	Medium	25%	71.3%
#252	Meeting Rooms3 sources	Easy	25%	59.5%
#277	Find the Celebrity3 sources	Medium	25%	49.0%
#730	Count Different Palindromic Subsequences3 sources	Hard	25%	48.1%
#924	Minimize Malware Spread3 sources	Hard	25%	43.3%
#928	Minimize Malware Spread II3 sources	Hard	25%	45.8%
#2484	Count Palindromic Subsequences3 sources	Hard	25%	41.5%
#3045	Count Prefix and Suffix Pairs II3 sources	Hard	25%	28.7%
#1698	Number of Distinct Substrings in a String3 sources	Medium	25%	64.7%
#2622	Cache With Time Limit3 sources	Medium	25%	76.2%
#2636	Promise Pool3 sources	Medium	25%	79.4%
#3443	Maximum Manhattan Distance After K Changes3 sources	Medium	25%	54.2%
#1293	Shortest Path in a Grid with Obstacles Elimination3 sources	Hard	25%	46.5%
#680	Valid Palindrome II3 sources	Easy	25%	44.5%
#1005	Maximize Sum Of Array After K Negations3 sources	Easy	25%	54.1%
#795	Number of Subarrays with Bounded Maximum3 sources	Medium	25%	55.1%
#353	Design Snake Game3 sources	Medium	25%	40.0%
#25	Reverse Nodes in k-Group3 sources	Hard	25%	66.6%
#3202	Find the Maximum Length of Valid Subsequence II3 sources	Medium	25%	57.1%
#397	Integer Replacement3 sources	Medium	25%	37.7%
#650	2 Keys Keyboard3 sources	Medium	25%	59.4%
#549	Binary Tree Longest Consecutive Sequence II3 sources	Medium	25%	50.1%
#643	Maximum Average Subarray I3 sources	Easy	25%	48.4%
#474	Ones and Zeroes3 sources	Medium	25%	53.5%
#2276	Count Integers in Intervals3 sources	Hard	25%	36.1%
#601	Human Traffic of Stadium3 sourcesSQL	Hard	25%	51.6%
#686	Repeated String Match3 sources	Medium	25%	39.4%
#381	Insert Delete GetRandom O(1) - Duplicates allowed3 sources	Hard	25%	36.7%
#270	Closest Binary Search Tree Value3 sources	Easy	25%	49.2%
#2163	Minimum Difference in Sums After Removal of Elements3 sources	Hard	25%	69.6%
#817	Linked List Components3 sources	Medium	25%	58.0%
#696	Count Binary Substrings3 sources	Easy	25%	70.5%
#361	Bomb Enemy3 sources	Medium	25%	52.8%
#2092	Find All People With Secret3 sources	Hard	25%	48.4%
#1552	Magnetic Force Between Two Balls3 sources	Medium	25%	72.4%
#2561	Rearranging Fruits3 sources	Hard	25%	57.3%
#2076	Process Restricted Friend Requests3 sources	Hard	25%	61.0%
#2389	Longest Subsequence With Limited Sum3 sources	Easy	25%	73.7%
#987	Vertical Order Traversal of a Binary Tree3 sources	Hard	25%	54.2%
#1697	Checking Existence of Edge Length Limited Paths3 sources	Hard	25%	63.4%
#719	Find K-th Smallest Pair Distance3 sources	Hard	25%	46.7%
#317	Shortest Distance from All Buildings3 sources	Hard	25%	45.0%
#1931	Painting a Grid With Three Different Colors3 sources	Hard	25%	77.0%
#3419	Minimize the Maximum Edge Weight of Graph3 sources	Medium	25%	45.1%
#412	Fizz Buzz3 sources	Easy	25%	75.7%
#1901	Find a Peak Element II3 sources	Medium	25%	55.3%
#261	Graph Valid Tree3 sources	Medium	25%	50.1%
#117	Populating Next Right Pointers in Each Node II3 sources	Medium	25%	57.8%
#2477	Minimum Fuel Cost to Report to the Capital3 sources	Medium	25%	65.4%
#74	Search a 2D Matrix3 sources	Medium	25%	54.3%
#1268	Search Suggestions System3 sources	Medium	25%	65.2%
#3356	Zero Array Transformation II3 sources	Medium	25%	43.6%
#824	Goat Latin3 sources	Easy	25%	70.1%
#2948	Make Lexicographically Smallest Array by Swapping Elements3 sources	Medium	25%	60.3%
#1915	Number of Wonderful Substrings3 sources	Medium	25%	66.6%
#75	Sort Colors3 sources	Medium	25%	70.0%
#355	Design Twitter3 sources	Medium	25%	45.1%
#345	Reverse Vowels of a String3 sources	Easy	25%	61.7%
#2336	Smallest Number in Infinite Set3 sources	Medium	25%	70.7%
#70	Climbing Stairs	Easy	25%	54.2%
#73	Set Matrix Zeroes	Medium	25%	63.3%
#300	Longest Increasing Subsequence	Medium	25%	59.7%
#424	Longest Repeating Character Replacement	Medium	25%	60.1%
#514	Freedom Trail	Hard	25%	59.4%
#886	Possible Bipartition	Medium	25%	52.8%
#1140	Stone Game II	Medium	25%	72.8%
#2043	Simple Bank System	Medium	25%	69.7%
#213	House Robber II	Medium	25%	45.2%
#256	Paint House	Medium	25%	64.5%
#885	Spiral Matrix III	Medium	25%	84.6%
#438	Find All Anagrams in a String	Medium	25%	54.1%
#1046	Last Stone Weight2 sources	Easy	20%	0.7%
#435	Non-overlapping Intervals2 sources	Medium	20%	0.6%
#652	Find Duplicate Subtrees2 sources	Medium	20%	0.6%
#354	Russian Doll Envelopes2 sources	Hard	20%	0.4%
#968	Binary Tree Cameras2 sources	Hard	20%	0.5%
#866	Prime Palindrome2 sources	Medium	20%	0.3%
#1020	Number of Enclaves2 sources	Medium	20%	0.7%
#834	Sum of Distances in Tree2 sources	Hard	20%	0.7%

Showing 371 of 371 questionsWindow: All Time

Uber Technical Interview Overview & Company-Wise Questions

Software engineering and technical interviews at Uber emphasize real-world problem solving, algorithmic efficiency, and scalable data structure design. The curated dataset above contains 371 verified LeetCode problems, categorized by frequency and filtered across recent interview seasons.

Frequently Asked Questions

What are the top LeetCode questions for Uber?

Leading questions include Bus Routes, Alien Dictionary, Longest Continuous Subarray With Absolute Diff Less Than or Equal to Limit. Reviewing questions with higher recency (within the last 30 to 90 days) yields the highest return on preparation time.

Where can I practice company-wise LeetCode questions for Uber?

You can practice all 371 Uber LeetCode questions right here on LeetMap Pro. Filter by 30-day, 3-month, and 6-month recency, track your progress with local checkpoints, and practice curated SQL problems completely free.

How should I prepare for Uber coding rounds?

Begin by reviewing Medium-difficulty problems (219 tracked), which constitute the majority of technical rounds. Complement coding practice with foundational DSA patterns like Sliding Window, Two Pointers, and Graph Traversal.

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Recommended Patterns

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