LeetMap Pro
Meta logo

MetaLeetCode Questions

Verified
1420 questions·432 Easy·774 Medium·214 Hard

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

SQL (80)
#1249Minimum Remove to Make Valid Parentheses
Medium·Freq 100%·Acc 71.5%
#408Valid Word Abbreviation
Easy·Freq 100%·Acc 37.0%
#680Valid Palindrome II
Easy·Freq 100%·Acc 44.5%
#314Binary Tree Vertical Order Traversal
Medium·Freq 93%·Acc 57.9%
+3
#215Kth Largest Element in an Array
Medium·Freq 93%·Acc 69.1%
+2
#1Two Sum
Easy·Freq 90%·Acc 57.8%
#227Basic Calculator II
Medium·Freq 89%·Acc 47.0%
#1650Lowest Common Ancestor of a Binary Tree III
Medium·Freq 89%·Acc 83.0%
+3
#339Nested List Weight Sum
Medium·Freq 88%·Acc 86.0%
#528Random Pick with Weight
Medium·Freq 88%·Acc 49.2%
+2
#560Subarray Sum Equals K
Medium·Freq 88%·Acc 47.7%
#543Diameter of Binary Tree
Easy·Freq 88%·Acc 65.8%
+1
#236Lowest Common Ancestor of a Binary Tree
Medium·Freq 88%·Acc 69.7%
+2
#88Merge Sorted Array
Easy·Freq 88%·Acc 55.2%
#162Find Peak Element
Medium·Freq 88%·Acc 47.1%
#199Binary Tree Right Side View
Medium·Freq 88%·Acc 70.7%
+1
#56Merge Intervals
Medium·Freq 88%·Acc 52.3%
#50Pow(x, n)
Medium·Freq 88%·Acc 38.9%
#71Simplify Path
Medium·Freq 88%·Acc 50.9%
#125Valid Palindrome
Easy·Freq 88%·Acc 53.7%
#1762Buildings With an Ocean View
Medium·Freq 88%·Acc 80.9%
#121Best Time to Buy and Sell Stock
Easy·Freq 88%·Acc 57.0%
#347Top K Frequent Elements
Medium·Freq 81%·Acc 66.8%
+5
#1091Shortest Path in Binary Matrix
Medium·Freq 81%·Acc 51.8%
#1570Dot Product of Two Sparse Vectors
Medium·Freq 80%·Acc 89.9%
+2
#31Next Permutation
Medium·Freq 79%·Acc 45.6%
#146LRU Cache
Medium·Freq 79%·Acc 47.6%
+1
#129Sum Root to Leaf Numbers
Medium·Freq 78%·Acc 70.1%
#138Copy List with Random Pointer
Medium·Freq 78%·Acc 63.3%
#938Range Sum of BST
Easy·Freq 78%·Acc 87.6%
+1
#973K Closest Points to Origin
Medium·Freq 77%·Acc 69.2%
+5
#23Merge k Sorted Lists
Hard·Freq 75%·Acc 60.0%
+2
#1004Max Consecutive Ones III
Medium·Freq 75%·Acc 68.0%
+1
#20Valid Parentheses
Easy·Freq 75%·Acc 44.5%
#2Add Two Numbers
Medium·Freq 75%·Acc 48.8%
#986Interval List Intersections
Medium·Freq 75%·Acc 73.1%
#34Find First and Last Position of Element in Sorted Array
Medium·Freq 75%·Acc 49.3%
#346Moving Average from Data Stream
Easy·Freq 75%·Acc 80.2%
+1
#791Custom Sort String
Medium·Freq 75%·Acc 72.3%
#827Making A Large Island
Hard·Freq 75%·Acc 56.9%
+2
#76Minimum Window Substring
Hard·Freq 75%·Acc 47.9%
#921Minimum Add to Make Parentheses Valid
Medium·Freq 75%·Acc 74.3%
+1
#670Maximum Swap
Medium·Freq 75%·Acc 52.1%
#153Sum
Medium·Freq 75%·Acc 39.4%
#133Clone Graph
Medium·Freq 75%·Acc 65.7%
+1
#14Longest Common Prefix
Easy·Freq 75%·Acc 47.9%
#987Vertical Order Traversal of a Binary Tree
Hard·Freq 75%·Acc 54.2%
+3
#3Longest Substring Without Repeating Characters
Medium·Freq 69%·Acc 39.4%
#1539Kth Missing Positive Number
Easy·Freq 69%·Acc 63.7%
#65Valid Number
Hard·Freq 68%·Acc 23.2%
#636Exclusive Time of Functions
Medium·Freq 67%·Acc 66.3%
#5Longest Palindromic Substring
Medium·Freq 67%·Acc 38.2%
+1
#26Remove Duplicates from Sorted Array
Easy·Freq 67%·Acc 63.2%
#498Diagonal Traverse
Medium·Freq 67%·Acc 67.3%
#4Median of Two Sorted Arrays
Hard·Freq 67%·Acc 47.0%
#207Course Schedule
Medium·Freq 66%·Acc 51.8%
+2
#863All Nodes Distance K in Binary Tree
Medium·Freq 66%·Acc 67.8%
+2
#200Number of Islands
Medium·Freq 66%·Acc 64.7%
+2
#283Move Zeroes
Easy·Freq 65%·Acc 64.1%
#19Remove Nth Node From End of List
Medium·Freq 65%·Acc 52.0%
#9Palindrome Number
Easy·Freq 64%·Acc 60.7%
#426Convert Binary Search Tree to Sorted Doubly Linked List
Medium·Freq 64%·Acc 65.6%
+4
#415Add Strings
Easy·Freq 64%·Acc 52.2%
#708Insert into a Sorted Circular Linked List
Medium·Freq 63%·Acc 38.6%
#647Palindromic Substrings
Medium·Freq 63%·Acc 73.0%
#42Trapping Rain Water
Hard·Freq 63%·Acc 67.7%
+2
#489Robot Room Cleaner
Hard·Freq 63%·Acc 78.0%
#11Container With Most Water
Medium·Freq 63%·Acc 60.4%
#78Subsets
Medium·Freq 63%·Acc 82.5%
#270Closest Binary Search Tree Value
Easy·Freq 63%·Acc 49.2%
+2
#249Group Shifted Strings
Medium·Freq 63%·Acc 67.8%
#721Accounts Merge
Medium·Freq 63%·Acc 61.6%
+4
#13Roman to Integer
Easy·Freq 63%·Acc 66.8%
#824Goat Latin
Easy·Freq 63%·Acc 70.1%
#173Binary Search Tree Iterator
Medium·Freq 63%·Acc 76.7%
+3
#53Maximum Subarray
Medium·Freq 63%·Acc 53.5%
#523Continuous Subarray Sum
Medium·Freq 63%·Acc 31.5%
+2
#398Random Pick Index
Medium·Freq 63%·Acc 65.1%
+1
#282Expression Add Operators
Hard·Freq 63%·Acc 43.4%
#22Generate Parentheses
Medium·Freq 63%·Acc 78.9%
+1
#49Group Anagrams
Medium·Freq 63%·Acc 72.9%
+1
#875Koko Eating Bananas
Medium·Freq 63%·Acc 50.2%
#219Contains Duplicate II
Easy·Freq 63%·Acc 51.5%
#21Merge Two Sorted Lists
Easy·Freq 63%·Acc 68.5%
#33Search in Rotated Sorted Array
Medium·Freq 63%·Acc 45.2%
#17Letter Combinations of a Phone Number
Medium·Freq 63%·Acc 66.4%
#169Majority Element
Easy·Freq 63%·Acc 66.4%
+3
#1216Valid Palindrome III
Hard·Freq 63%·Acc 49.2%
#1768Merge Strings Alternately
Easy·Freq 63%·Acc 82.1%
#127Word Ladder
Hard·Freq 63%·Acc 46.0%
+1
#480Sliding Window Median
Hard·Freq 63%·Acc 39.0%
+2
#8String to Integer (atoi)
Medium·Freq 63%·Acc 21.3%
#70Climbing Stairs
Easy·Freq 63%·Acc 54.2%
#75Sort Colors
Medium·Freq 63%·Acc 70.0%
+2
#128Longest Consecutive Sequence
Medium·Freq 63%·Acc 47.2%
#1757Recyclable and Low Fat ProductsSQL
Easy·Freq 63%·Acc 88.6%
#73Set Matrix Zeroes
Medium·Freq 56%·Acc 63.3%
#378Kth Smallest Element in a Sorted Matrix
Medium·Freq 56%·Acc 64.8%
+2
#1047Remove All Adjacent Duplicates In String
Easy·Freq 56%·Acc 73.6%
#7Reverse Integer
Medium·Freq 55%·Acc 32.1%
#163Missing Ranges
Easy·Freq 55%·Acc 35.7%
#2667Create Hello World Function
Easy·Freq 55%·Acc 81.9%
#958Check Completeness of a Binary Tree
Medium·Freq 54%·Acc 59.3%
#139Word Break
Medium·Freq 54%·Acc 49.6%
+4
#766Toeplitz Matrix
Easy·Freq 54%·Acc 69.7%
#977Squares of a Sorted Array
Easy·Freq 54%·Acc 73.9%
#238Product of Array Except Self
Medium·Freq 53%·Acc 69.1%
#239Sliding Window Maximum
Hard·Freq 53%·Acc 49.0%
+3
#253Meeting Rooms II
Medium·Freq 53%·Acc 52.7%
+3
#269Alien Dictionary
Hard·Freq 53%·Acc 37.3%
+4
#48Rotate Image
Medium·Freq 53%·Acc 80.4%
#66Plus One
Easy·Freq 53%·Acc 50.2%
#242Valid Anagram
Easy·Freq 53%·Acc 68.3%
#2265Count Nodes Equal to Average of Subtree
Medium·Freq 53%·Acc 86.8%
#394Decode String
Medium·Freq 52%·Acc 62.9%
#32Longest Valid Parentheses
Hard·Freq 52%·Acc 39.1%
+1
#54Spiral Matrix
Medium·Freq 52%·Acc 57.2%
#124Binary Tree Maximum Path Sum
Hard·Freq 52%·Acc 42.5%
+2
#234Palindrome Linked List
Easy·Freq 52%·Acc 58.3%
+1
#206Reverse Linked List
Easy·Freq 51%·Acc 80.8%
#246Strobogrammatic Number
Easy·Freq 51%·Acc 47.5%
#825Friends Of Appropriate Ages
Medium·Freq 51%·Acc 49.9%
+1
#163Sum Closest
Medium·Freq 50%·Acc 48.9%
#55Jump Game
Medium·Freq 50%·Acc 41.2%
#67Add Binary
Easy·Freq 50%·Acc 58.3%
+1
#118Pascal's Triangle
Easy·Freq 50%·Acc 79.1%
#235Lowest Common Ancestor of a Binary Search Tree
Medium·Freq 50%·Acc 70.9%
+3
#301Remove Invalid Parentheses
Hard·Freq 50%·Acc 50.0%
#62Unique Paths
Medium·Freq 50%·Acc 67.0%
#295Find Median from Data Stream
Hard·Freq 50%·Acc 54.7%
+2
#380Insert Delete GetRandom O(1)
Medium·Freq 50%·Acc 55.4%
+2
#184Sum
Medium·Freq 50%·Acc 41.1%
#43Multiply Strings
Medium·Freq 50%·Acc 44.4%
#322Coin Change
Medium·Freq 50%·Acc 48.7%
+2
#348Design Tic-Tac-Toe
Medium·Freq 50%·Acc 58.8%
+2
#545Boundary of Binary Tree
Medium·Freq 50%·Acc 48.2%
#605Can Place Flowers
Easy·Freq 50%·Acc 29.2%
#10Regular Expression Matching
Hard·Freq 50%·Acc 31.2%
#116Populating Next Right Pointers in Each Node
Medium·Freq 50%·Acc 67.4%
+2
#224Basic Calculator
Hard·Freq 50%·Acc 47.0%
+1
#28Find the Index of the First Occurrence in a String
Easy·Freq 50%·Acc 46.9%
+3
#69Sqrt(x)
Easy·Freq 50%·Acc 42.1%
#102Binary Tree Level Order Traversal
Medium·Freq 50%·Acc 73.0%
#27Remove Element
Easy·Freq 50%·Acc 62.1%
#122Best Time to Buy and Sell Stock II
Medium·Freq 50%·Acc 71.3%
#217Contains Duplicate
Easy·Freq 50%·Acc 64.5%
#419Battleships in a Board
Medium·Freq 50%·Acc 77.6%
#536Construct Binary Tree from String
Medium·Freq 50%·Acc 58.7%
+2
#643Maximum Average Subarray I
Easy·Freq 50%·Acc 48.4%
#84Largest Rectangle in Histogram
Hard·Freq 50%·Acc 50.3%
+1
#189Rotate Array
Medium·Freq 50%·Acc 45.2%
#540Single Element in a Sorted Array
Medium·Freq 50%·Acc 59.3%
#658Find K Closest Elements
Medium·Freq 50%·Acc 49.9%
+3
#131Palindrome Partitioning
Medium·Freq 50%·Acc 74.3%
#209Minimum Size Subarray Sum
Medium·Freq 50%·Acc 52.2%
+1
#329Longest Increasing Path in a Matrix
Hard·Freq 50%·Acc 56.8%
+6
#424Longest Repeating Character Replacement
Medium·Freq 50%·Acc 60.1%
#695Max Area of Island
Medium·Freq 50%·Acc 74.1%
+2
#739Daily Temperatures
Medium·Freq 50%·Acc 68.9%
#1011Capacity To Ship Packages Within D Days
Medium·Freq 50%·Acc 74.3%
#1424Diagonal Traverse II
Medium·Freq 50%·Acc 58.3%
#1868Product of Two Run-Length Encoded Arrays
Medium·Freq 50%·Acc 59.6%
#51N-Queens
Hard·Freq 50%·Acc 76.0%
#167Two Sum II - Input Array Is Sorted
Medium·Freq 50%·Acc 65.4%
#525Contiguous Array
Medium·Freq 50%·Acc 51.7%
#39Combination Sum
Medium·Freq 50%·Acc 76.8%
#98Validate Binary Search Tree
Medium·Freq 50%·Acc 36.0%
+1
#210Course Schedule II
Medium·Freq 50%·Acc 55.9%
+1
#231Power of Two
Easy·Freq 50%·Acc 50.3%
#278First Bad Version
Easy·Freq 50%·Acc 47.3%
#2235Add Two Integers
Easy·Freq 50%·Acc 88.0%
#123Best Time to Buy and Sell Stock III
Hard·Freq 50%·Acc 54.2%
#410Split Array Largest Sum
Hard·Freq 50%·Acc 60.9%
+2
#529Minesweeper
Medium·Freq 50%·Acc 68.8%
+1
#1060Missing Element in Sorted Array
Medium·Freq 50%·Acc 59.7%
#443String Compression
Medium·Freq 50%·Acc 60.3%
#79Word Search
Medium·Freq 50%·Acc 47.7%
+2
#494Target Sum
Medium·Freq 50%·Acc 52.5%
+2
#35Search Insert Position
Easy·Freq 47%·Acc 51.7%
#136Single Number
Easy·Freq 45%·Acc 77.9%
#143Reorder List
Medium·Freq 45%·Acc 65.7%
+1
#297Serialize and Deserialize Binary Tree
Hard·Freq 45%·Acc 61.1%
+3
#349Intersection of Two Arrays
Easy·Freq 45%·Acc 78.0%
+2
#704Binary Search
Easy·Freq 45%·Acc 61.1%
#151Reverse Words in a String
Medium·Freq 44%·Acc 57.0%
#198House Robber
Medium·Freq 44%·Acc 53.4%
#303Range Sum Query - Immutable
Easy·Freq 44%·Acc 72.7%
#46Permutations
Medium·Freq 44%·Acc 82.1%
#202Happy Number
Easy·Freq 44%·Acc 59.9%
+1
#852Peak Index in a Mountain Array
Medium·Freq 44%·Acc 66.8%
#1209Remove All Adjacent Duplicates in String II
Medium·Freq 44%·Acc 61.6%
#392Is Subsequence
Easy·Freq 43%·Acc 49.2%
#29Divide Two Integers
Medium·Freq 43%·Acc 20.0%
#91Decode Ways
Medium·Freq 43%·Acc 38.2%
#317Shortest Distance from All Buildings
Hard·Freq 43%·Acc 45.0%
#6Zigzag Conversion
Medium·Freq 42%·Acc 54.5%
#155Min Stack
Medium·Freq 42%·Acc 58.4%
#286Walls and Gates
Medium·Freq 42%·Acc 64.1%
#724Find Pivot Index
Easy·Freq 42%·Acc 63.2%
#876Middle of the Linked List
Easy·Freq 42%·Acc 82.1%
#934Shortest Bridge
Medium·Freq 42%·Acc 59.6%
+1
#509Fibonacci Number
Easy·Freq 42%·Acc 74.3%
+1
#74Search a 2D Matrix
Medium·Freq 41%·Acc 54.3%
#80Remove Duplicates from Sorted Array II
Medium·Freq 41%·Acc 64.9%
#90Subsets II
Medium·Freq 41%·Acc 61.6%
#197Rising TemperatureSQL
Easy·Freq 41%·Acc 51.6%
#735Asteroid Collision
Medium·Freq 41%·Acc 48.4%
#25Reverse Nodes in k-Group
Hard·Freq 41%·Acc 66.6%
#38Count and Say
Medium·Freq 41%·Acc 63.3%
#41First Missing Positive
Hard·Freq 41%·Acc 43.2%
#85Maximal Rectangle
Hard·Freq 41%·Acc 59.2%
+2
#153Find Minimum in Rotated Sorted Array
Medium·Freq 41%·Acc 55.0%
#328Odd Even Linked List
Medium·Freq 41%·Acc 62.6%
#334Increasing Triplet Subsequence
Medium·Freq 41%·Acc 39.5%
#485Max Consecutive Ones
Easy·Freq 41%·Acc 65.6%
#496Next Greater Element I
Easy·Freq 41%·Acc 76.5%
+1
#1094Car Pooling
Medium·Freq 41%·Acc 56.4%
+2
#1148Article Views ISQL
Easy·Freq 41%·Acc 76.7%
#1443Minimum Time to Collect All Apples in a Tree
Medium·Freq 41%·Acc 63.8%
+2
#94Binary Tree Inorder Traversal
Easy·Freq 40%·Acc 80.3%
+1
#117Populating Next Right Pointers in Each Node II
Medium·Freq 40%·Acc 57.8%
+2
#311Sparse Matrix Multiplication
Medium·Freq 40%·Acc 69.3%
+1
#778Swim in Rising Water
Hard·Freq 40%·Acc 68.0%
+6
#1778Shortest Path in a Hidden Grid
Medium·Freq 40%·Acc 44.7%
+2
#12Integer to Roman
Medium·Freq 39%·Acc 71.2%
#126Word Ladder II
Hard·Freq 39%·Acc 27.8%
+2
#141Linked List Cycle
Easy·Freq 39%·Acc 54.7%
+1
#268Missing Number
Easy·Freq 39%·Acc 72.3%
+3
#451Sort Characters By Frequency
Medium·Freq 39%·Acc 75.5%
+3
#994Rotting Oranges
Medium·Freq 39%·Acc 59.0%
#2043Simple Bank System
Medium·Freq 39%·Acc 69.7%
+1
#40Combination Sum II
Medium·Freq 39%·Acc 59.7%
#68Text Justification
Hard·Freq 39%·Acc 51.5%
#81Search in Rotated Sorted Array II
Medium·Freq 39%·Acc 40.2%
#103Binary Tree Zigzag Level Order Traversal
Medium·Freq 39%·Acc 64.1%
#104Maximum Depth of Binary Tree
Easy·Freq 39%·Acc 78.4%
+1
#205Isomorphic Strings
Easy·Freq 39%·Acc 48.7%
#287Find the Duplicate Number
Medium·Freq 39%·Acc 64.6%
+3
#503Next Greater Element II
Medium·Freq 39%·Acc 68.7%
#865Smallest Subtree with all the Deepest Nodes
Medium·Freq 39%·Acc 77.6%
+5
#1929Concatenation of Array
Easy·Freq 39%·Acc 90.2%
#44Wildcard Matching
Hard·Freq 38%·Acc 32.3%
+1
#45Jump Game II
Medium·Freq 38%·Acc 43.1%
#57Insert Interval
Medium·Freq 38%·Acc 45.5%
#77Combinations
Medium·Freq 38%·Acc 74.8%
#152Maximum Product Subarray
Medium·Freq 38%·Acc 36.7%
#179Largest Number
Medium·Freq 38%·Acc 43.3%
+1
#341Flatten Nested List Iterator
Medium·Freq 38%·Acc 65.8%
+3
#416Partition Equal Subset Sum
Medium·Freq 38%·Acc 49.7%
+1
#567Permutation in String
Medium·Freq 38%·Acc 49.2%
+1
#953Verifying an Alien Dictionary
Easy·Freq 38%·Acc 56.0%
#36Valid Sudoku
Medium·Freq 38%·Acc 64.7%
#100Same Tree
Easy·Freq 38%·Acc 67.5%
+1
#140Word Break II
Hard·Freq 38%·Acc 55.8%
+4
#148Sort List
Medium·Freq 38%·Acc 64.8%
+2
#344Reverse String
Easy·Freq 38%·Acc 81.0%
#602Friend Requests II: Who Has the Most FriendsSQL
Medium·Freq 38%·Acc 63.0%
#678Valid Parenthesis String
Medium·Freq 38%·Acc 40.3%
+2
#689Maximum Sum of 3 Non-Overlapping Subarrays
Hard·Freq 38%·Acc 59.9%
+1
#703Kth Largest Element in a Stream
Easy·Freq 38%·Acc 61.3%
+3
#1838Frequency of the Most Frequent Element
Medium·Freq 38%·Acc 45.0%
+3
#1891Cutting Ribbons
Medium·Freq 38%·Acc 53.1%
#96Unique Binary Search Trees
Medium·Freq 38%·Acc 63.9%
+2
#101Symmetric Tree
Easy·Freq 38%·Acc 61.6%
+1
#134Gas Station
Medium·Freq 38%·Acc 48.3%
#176Second Highest SalarySQL
Medium·Freq 38%·Acc 47.5%
#230Kth Smallest Element in a BST
Medium·Freq 38%·Acc 77.0%
+1
#240Search a 2D Matrix II
Medium·Freq 38%·Acc 57.6%
+1
#300Longest Increasing Subsequence
Medium·Freq 38%·Acc 59.7%
+1
#621Task Scheduler
Medium·Freq 38%·Acc 63.4%
+3
#1752Check if Array Is Sorted and Rotated
Easy·Freq 38%·Acc 57.5%
#58Length of Last Word
Easy·Freq 38%·Acc 59.2%
#61Rotate List
Medium·Freq 38%·Acc 42.9%
#175Combine Two TablesSQL
Easy·Freq 38%·Acc 79.7%
#325Maximum Size Subarray Sum Equals k
Medium·Freq 38%·Acc 50.9%
#402Remove K Digits
Medium·Freq 38%·Acc 37.2%
+1
#784Letter Case Permutation
Medium·Freq 38%·Acc 75.9%
#896Monotonic Array
Easy·Freq 38%·Acc 62.4%
#905Sort Array By Parity
Easy·Freq 38%·Acc 76.6%
#1071Greatest Common Divisor of Strings
Easy·Freq 38%·Acc 54.0%
+1
#1431Kids With the Greatest Number of Candies
Easy·Freq 38%·Acc 88.0%
#1644Lowest Common Ancestor of a Binary Tree II
Medium·Freq 38%·Acc 69.7%
+2
#1661Average Time of Process per MachineSQL
Easy·Freq 38%·Acc 66.8%
#72Edit Distance
Medium·Freq 38%·Acc 60.9%
#92Reverse Linked List II
Medium·Freq 38%·Acc 51.9%
#110Balanced Binary Tree
Easy·Freq 38%·Acc 58.7%
#208Implement Trie (Prefix Tree)
Medium·Freq 38%·Acc 69.7%
+1
#229Majority Element II
Medium·Freq 38%·Acc 56.5%
+2
#556Next Greater Element III
Medium·Freq 38%·Acc 35.4%
#595Big CountriesSQL
Easy·Freq 38%·Acc 68.6%
#796Rotate String
Easy·Freq 38%·Acc 66.9%
#1123Lowest Common Ancestor of Deepest Leaves
Medium·Freq 38%·Acc 79.5%
+5
#1143Longest Common Subsequence
Medium·Freq 38%·Acc 59.3%
#113Path Sum II
Medium·Freq 38%·Acc 62.5%
+1
#114Flatten Binary Tree to Linked List
Medium·Freq 38%·Acc 71.1%
+2
#135Candy
Hard·Freq 38%·Acc 48.8%
#204Count Primes
Medium·Freq 38%·Acc 36.2%
+4
#237Delete Node in a Linked List
Medium·Freq 38%·Acc 84.1%
#247Strobogrammatic Number II
Medium·Freq 38%·Acc 53.5%
#252Meeting Rooms
Easy·Freq 38%·Acc 59.5%
#257Binary Tree Paths
Easy·Freq 38%·Acc 69.0%
+2
#273Integer to English Words
Hard·Freq 38%·Acc 35.1%
#438Find All Anagrams in a String
Medium·Freq 38%·Acc 54.1%
#490The Maze
Medium·Freq 38%·Acc 60.5%
+1
#493Reverse Pairs
Hard·Freq 38%·Acc 34.7%
+5
#653Two Sum IV - Input is a BST
Easy·Freq 38%·Acc 63.5%
+4
#983Minimum Cost For Tickets
Medium·Freq 38%·Acc 67.5%
#2149Rearrange Array Elements by Sign
Medium·Freq 38%·Acc 84.7%
#150Evaluate Reverse Polish Notation
Medium·Freq 38%·Acc 58.2%
#168Excel Sheet Column Title
Easy·Freq 38%·Acc 46.9%
#547Number of Provinces
Medium·Freq 38%·Acc 70.7%
+1
#572Subtree of Another Tree
Easy·Freq 38%·Acc 51.9%
+2
#785Is Graph Bipartite?
Medium·Freq 38%·Acc 59.6%
+3
#1108Defanging an IP Address
Easy·Freq 38%·Acc 90.1%
#1251Average Selling PriceSQL
Easy·Freq 38%·Acc 37.5%
#1581Customer Who Visited but Did Not Make Any TransactionsSQL
Easy·Freq 38%·Acc 67.9%
#37Sudoku Solver
Hard·Freq 38%·Acc 65.6%
+3
#105Construct Binary Tree from Preorder and Inorder Traversal
Medium·Freq 38%·Acc 69.1%
+2
#218The Skyline Problem
Hard·Freq 38%·Acc 45.6%
+5
#904Fruit Into Baskets
Medium·Freq 38%·Acc 51.7%
#968Binary Tree Cameras
Hard·Freq 38%·Acc 48.0%
+2
#1662Check If Two String Arrays are Equivalent
Easy·Freq 38%·Acc 86.1%
#137Single Number II
Medium·Freq 38%·Acc 67.4%
#989Add to Array-Form of Integer
Easy·Freq 38%·Acc 45.6%
#1141User Activity for the Past 30 Days ISQL
Easy·Freq 38%·Acc 51.1%
#130Surrounded Regions
Medium·Freq 32%·Acc 45.8%
+2
#160Intersection of Two Linked Lists
Easy·Freq 32%·Acc 64.2%
#383Ransom Note
Easy·Freq 32%·Acc 66.2%
#1193Monthly Transactions ISQL
Medium·Freq 32%·Acc 59.4%
#354Russian Doll Envelopes
Hard·Freq 32%·Acc 38.0%
+2
#108Convert Sorted Array to Binary Search Tree
Easy·Freq 31%·Acc 75.8%
+2
#183Customers Who Never OrderSQL
Easy·Freq 31%·Acc 72.0%
#213House Robber II
Medium·Freq 31%·Acc 45.2%
#435Non-overlapping Intervals
Medium·Freq 31%·Acc 57.4%
+1
#912Sort an Array
Medium·Freq 31%·Acc 55.9%
+5
#1480Running Sum of 1d Array
Easy·Freq 31%·Acc 87.0%
#1280Students and ExaminationsSQL
Easy·Freq 31%·Acc 61.5%
#933Number of Recent Calls
Easy·Freq 31%·Acc 78.7%
#746Min Cost Climbing Stairs
Easy·Freq 31%·Acc 68.5%
#64Minimum Path Sum
Medium·Freq 30%·Acc 68.5%
#181Employees Earning More Than Their ManagersSQL
Easy·Freq 30%·Acc 73.5%
#221Maximal Square
Medium·Freq 30%·Acc 50.6%
#412Fizz Buzz
Easy·Freq 30%·Acc 75.7%
#610Triangle JudgementSQL
Easy·Freq 30%·Acc 74.9%
#691Stickers to Spell Word
Hard·Freq 30%·Acc 51.0%
+5
#1331Rank Transform of an Array
Easy·Freq 30%·Acc 72.6%
#1266Minimum Time Visiting All Points
Easy·Freq 30%·Acc 84.8%
#120Triangle
Medium·Freq 30%·Acc 59.9%
#225Implement Stack using Queues
Easy·Freq 30%·Acc 70.4%
#368Largest Divisible Subset
Medium·Freq 30%·Acc 49.9%
+1
#24Swap Nodes in Pairs
Medium·Freq 28%·Acc 69.8%
#95Unique Binary Search Trees II
Medium·Freq 28%·Acc 62.8%
+2
#142Linked List Cycle II
Medium·Freq 28%·Acc 58.5%
+1
#149Max Points on a Line
Hard·Freq 28%·Acc 31.0%
+3
#226Invert Binary Tree
Easy·Freq 28%·Acc 80.2%
+1
#277Find the Celebrity
Medium·Freq 28%·Acc 49.0%
#343Integer Break
Medium·Freq 28%·Acc 62.5%
#377Combination Sum IV
Medium·Freq 28%·Acc 55.2%
#404Sum of Left Leaves
Easy·Freq 28%·Acc 62.9%
+1
#570Managers with at Least 5 Direct ReportsSQL
Medium·Freq 28%·Acc 49.2%
#584Find Customer RefereeSQL
Easy·Freq 28%·Acc 73.1%
#907Sum of Subarray Minimums
Medium·Freq 28%·Acc 38.8%
+1
#930Binary Subarrays With Sum
Medium·Freq 28%·Acc 69.3%
+1
#1110Delete Nodes And Return Forest
Medium·Freq 28%·Acc 72.5%
+2
#1378Replace Employee ID With The Unique IdentifierSQL
Easy·Freq 28%·Acc 83.6%
#2877Create a DataFrame from List
Easy·Freq 28%·Acc 80.9%
#3043Find the Length of the Longest Common Prefix
Medium·Freq 28%·Acc 62.3%
+1
#83Remove Duplicates from Sorted List
Easy·Freq 28%·Acc 57.1%
#3371Identify the Largest Outlier in an Array
Medium·Freq 28%·Acc 36.4%
+1
#109Convert Sorted List to Binary Search Tree
Medium·Freq 27%·Acc 66.9%
+2
#161One Edit Distance
Medium·Freq 27%·Acc 34.6%
#203Remove Linked List Elements
Easy·Freq 27%·Acc 54.9%
#212Word Search II
Hard·Freq 27%·Acc 38.6%
+2
#261Graph Valid Tree
Medium·Freq 27%·Acc 50.1%
+1
#345Reverse Vowels of a String
Easy·Freq 27%·Acc 61.7%
#442Find All Duplicates in an Array
Medium·Freq 27%·Acc 77.0%
#54201 Matrix
Medium·Freq 27%·Acc 54.4%
+1
#554Brick Wall
Medium·Freq 27%·Acc 56.1%
#674Longest Continuous Increasing Subsequence
Easy·Freq 27%·Acc 52.2%
#767Reorganize String
Medium·Freq 27%·Acc 57.3%
+3
#1021Remove Outermost Parentheses
Easy·Freq 27%·Acc 87.3%
#1197Minimum Knight Moves
Medium·Freq 27%·Acc 42.0%
+1
#1213Intersection of Three Sorted Arrays
Easy·Freq 27%·Acc 80.0%
+1
#1070Product Sales Analysis IIISQL
Medium·Freq 27%·Acc 46.2%
#1075Project Employees ISQL
Easy·Freq 27%·Acc 67.0%
#1207Unique Number of Occurrences
Easy·Freq 27%·Acc 78.8%
#1211Queries Quality and PercentageSQL
Easy·Freq 27%·Acc 53.8%
#1239Maximum Length of a Concatenated String with Unique Characters
Medium·Freq 27%·Acc 54.8%
+1
#1428Leftmost Column with at Least a One
Medium·Freq 27%·Acc 55.3%
+1
#1344Angle Between Hands of a Clock
Medium·Freq 27%·Acc 69.7%
#1351Count Negative Numbers in a Sorted Matrix
Easy·Freq 27%·Acc 79.7%
#1379Find a Corresponding Node of a Binary Tree in a Clone of That Tree
Easy·Freq 27%·Acc 85.9%
+1
#1493Longest Subarray of 1's After Deleting One Element
Medium·Freq 27%·Acc 71.3%
#1498Number of Subsequences That Satisfy the Given Sum Condition
Medium·Freq 27%·Acc 49.1%
+1
#1522Diameter of N-Ary Tree
Medium·Freq 27%·Acc 75.5%
#1614Maximum Nesting Depth of the Parentheses
Easy·Freq 27%·Acc 85.0%
#1748Sum of Unique Elements
Easy·Freq 27%·Acc 80.1%
#1790Check if One String Swap Can Make Strings Equal
Easy·Freq 27%·Acc 49.5%
#1810Minimum Path Cost in a Hidden Grid
Medium·Freq 27%·Acc 59.0%
+5
#1922Count Good Numbers
Medium·Freq 27%·Acc 57.9%
#2210Count Hills and Valleys in an Array
Easy·Freq 27%·Acc 68.9%
#86Partition List
Medium·Freq 27%·Acc 61.5%
#577Employee BonusSQL
Easy·Freq 27%·Acc 77.7%
#539Minimum Time Difference
Medium·Freq 27%·Acc 62.6%
+1
#1283Find the Smallest Divisor Given a Threshold
Medium·Freq 27%·Acc 66.3%
#901Online Stock Span
Medium·Freq 27%·Acc 69.4%
+1
#115Distinct Subsequences
Hard·Freq 27%·Acc 52.2%
#178Rank ScoresSQL
Medium·Freq 27%·Acc 68.2%
#3527Find the Most Common Response
Medium·Freq 27%·Acc 74.9%
+1
#159Longest Substring with At Most Two Distinct Characters
Medium·Freq 27%·Acc 57.1%
#63Unique Paths II
Medium·Freq 25%·Acc 44.7%
#93Restore IP Addresses
Medium·Freq 25%·Acc 56.4%
#211Design Add and Search Words Data Structure
Medium·Freq 25%·Acc 48.7%
+1
#228Summary Ranges
Easy·Freq 25%·Acc 54.4%
#274H-Index
Medium·Freq 25%·Acc 41.6%
#275H-Index II
Medium·Freq 25%·Acc 39.8%
#290Word Pattern
Easy·Freq 25%·Acc 44.3%
#326Power of Three
Easy·Freq 25%·Acc 51.3%
#333Largest BST Subtree
Medium·Freq 25%·Acc 45.9%
+3
#350Intersection of Two Arrays II
Easy·Freq 25%·Acc 60.1%
+2
#367Valid Perfect Square
Easy·Freq 25%·Acc 45.1%
#387First Unique Character in a String
Easy·Freq 25%·Acc 65.8%
+1
#455Assign Cookies
Easy·Freq 25%·Acc 55.3%
+2
#477Total Hamming Distance
Medium·Freq 25%·Acc 55.1%
#597Friend Requests I: Overall Acceptance RateSQL
Easy·Freq 25%·Acc 41.0%
#637Average of Levels in Binary Tree
Easy·Freq 25%·Acc 75.0%
+1
#639Decode Ways II
Hard·Freq 25%·Acc 32.0%
#642Design Search Autocomplete System
Hard·Freq 25%·Acc 50.0%
+4
#673Number of Longest Increasing Subsequence
Medium·Freq 25%·Acc 52.3%
+2
#692Top K Frequent Words
Medium·Freq 25%·Acc 60.4%
+5
#713Subarray Product Less Than K
Medium·Freq 25%·Acc 54.7%
+1
#733Flood Fill
Easy·Freq 25%·Acc 68.6%
+1
#764Largest Plus Sign
Medium·Freq 25%·Acc 49.3%
#787Cheapest Flights Within K Stops
Medium·Freq 25%·Acc 42.2%
+3
#622Design Circular Queue
Medium·Freq 25%·Acc 55.0%
+1
#918Maximum Sum Circular Subarray
Medium·Freq 25%·Acc 50.7%
+2
#1043Partition Array for Maximum Sum
Medium·Freq 25%·Acc 77.5%
#1361Validate Binary Tree Nodes
Medium·Freq 25%·Acc 44.2%
+3
#1242Web Crawler Multithreaded
Medium·Freq 25%·Acc 51.3%
#2303Calculate Amount Paid in Taxes
Easy·Freq 25%·Acc 69.5%
#1264Page RecommendationsSQL
Medium·Freq 25%·Acc 65.5%
#1358Number of Substrings Containing All Three Characters
Medium·Freq 25%·Acc 74.4%
#1482Minimum Number of Days to Make m Bouquets
Medium·Freq 25%·Acc 56.8%
#1586Binary Search Tree Iterator II
Medium·Freq 25%·Acc 63.5%
+3
#1679Max Number of K-Sum Pairs
Medium·Freq 25%·Acc 57.2%
+1
#1928Minimum Cost to Reach Destination in Time
Hard·Freq 25%·Acc 41.9%
+1
#1892Page Recommendations IISQL
Hard·Freq 25%·Acc 45.9%
#1920Build Array from Permutation
Easy·Freq 25%·Acc 91.1%
#1949Strong FriendshipSQL
Medium·Freq 25%·Acc 54.7%
#2824Count Pairs Whose Sum is Less than Target
Easy·Freq 25%·Acc 87.8%
+1
#860Lemonade Change
Easy·Freq 25%·Acc 59.3%
#1275Find Winner on a Tic Tac Toe Game
Easy·Freq 25%·Acc 54.7%
+1
#52N-Queens II
Hard·Freq 25%·Acc 79.0%
#1545Find Kth Bit in Nth Binary String
Medium·Freq 25%·Acc 73.7%
#684Redundant Connection
Medium·Freq 25%·Acc 67.9%
+1
#1903Largest Odd Number in String
Easy·Freq 25%·Acc 67.8%
#541Reverse String II
Easy·Freq 25%·Acc 54.1%
#980Unique Paths III
Hard·Freq 25%·Acc 82.9%
+2
#1174Immediate Food Delivery IISQL
Medium·Freq 25%·Acc 56.4%
#166Fraction to Recurring Decimal
Medium·Freq 25%·Acc 31.1%
#2965Find Missing and Repeated Values
Easy·Freq 25%·Acc 83.1%
+1
#1295Find Numbers with Even Number of Digits
Easy·Freq 25%·Acc 79.9%
#3545Minimum Deletions for At Most K Distinct Characters
Easy·Freq 25%·Acc 73.2%
+2
#30Substring with Concatenation of All Words
Hard·Freq 25%·Acc 34.7%
#111Minimum Depth of Binary Tree
Easy·Freq 25%·Acc 53.3%
+1
#112Path Sum
Easy·Freq 25%·Acc 55.3%
+1
#157Read N Characters Given Read4
Easy·Freq 25%·Acc 42.6%
#182Duplicate EmailsSQL
Easy·Freq 25%·Acc 74.0%
#187Repeated DNA Sequences
Medium·Freq 25%·Acc 53.6%
+5
#190Reverse Bits
Easy·Freq 25%·Acc 68.8%
#265Paint House II
Hard·Freq 25%·Acc 57.2%
#316Remove Duplicate Letters
Medium·Freq 25%·Acc 53.5%
+1
#371Sum of Two Integers
Medium·Freq 25%·Acc 55.8%
#373Find K Pairs with Smallest Sums
Medium·Freq 25%·Acc 42.1%
#405Convert a Number to Hexadecimal
Easy·Freq 25%·Acc 54.5%
#409Longest Palindrome
Easy·Freq 25%·Acc 56.1%
#417Pacific Atlantic Water Flow
Medium·Freq 25%·Acc 61.2%
+1
#450Delete Node in a BST
Medium·Freq 25%·Acc 55.0%
#516Longest Palindromic Subsequence
Medium·Freq 25%·Acc 65.7%
#578Get Highest Answer Rate QuestionSQL
Medium·Freq 25%·Acc 40.0%
#645Set Mismatch
Easy·Freq 25%·Acc 43.4%
+1
#682Baseball Game
Easy·Freq 25%·Acc 80.8%
#714Best Time to Buy and Sell Stock with Transaction Fee
Medium·Freq 25%·Acc 72.3%
#745Prefix and Suffix Search
Hard·Freq 25%·Acc 41.0%
+2
#752Open the Lock
Medium·Freq 25%·Acc 61.4%
+2
#801Minimum Swaps To Make Sequences Increasing
Hard·Freq 25%·Acc 41.8%
#998Maximum Binary Tree II
Medium·Freq 25%·Acc 70.7%
#1161Maximum Level Sum of a Binary Tree
Medium·Freq 25%·Acc 70.0%
+1
#1287Element Appearing More Than 25% In Sorted Array
Easy·Freq 25%·Acc 61.3%
#1132Reported Posts IISQL
Medium·Freq 25%·Acc 32.0%
#1382Balance a Binary Search Tree
Medium·Freq 25%·Acc 86.3%
+3
#1944Number of Visible People in a Queue
Hard·Freq 25%·Acc 73.3%
#1357Apply Discount Every n Orders
Medium·Freq 25%·Acc 65.8%
#1352Product of the Last K Numbers
Medium·Freq 25%·Acc 63.0%
+2
#1439Find the Kth Smallest Sum of a Matrix With Sorted Rows
Hard·Freq 25%·Acc 62.5%
+1
#1718Construct the Lexicographically Largest Valid Sequence
Medium·Freq 25%·Acc 72.6%
#1683Invalid TweetsSQL
Easy·Freq 25%·Acc 85.2%
#1773Count Items Matching a Rule
Easy·Freq 25%·Acc 85.4%
#1826Faulty Sensor
Easy·Freq 25%·Acc 50.5%
#1976Number of Ways to Arrive at Destination
Medium·Freq 25%·Acc 37.6%
+2
#2553Separate the Digits in an Array
Easy·Freq 25%·Acc 85.8%
#1164Product Price at a Given DateSQL
Medium·Freq 25%·Acc 58.1%
#432All O`one Data Structure
Hard·Freq 25%·Acc 44.4%
+1
#1832Check if the Sentence Is Pangram
Easy·Freq 25%·Acc 84.3%
#510Inorder Successor in BST II
Medium·Freq 25%·Acc 61.1%
#258Add Digits
Easy·Freq 25%·Acc 69.1%
#585Investments in 2016SQL
Medium·Freq 25%·Acc 51.4%
#1423Maximum Points You Can Obtain from Cards
Medium·Freq 25%·Acc 58.0%
#3636Threshold Majority Queries
Hard·Freq 25%·Acc 22.4%
+3
#3650Minimum Cost Path with Edge Reversals
Medium·Freq 25%·Acc 61.8%
#158Read N Characters Given read4 II - Call Multiple Times
Hard·Freq 25%·Acc 43.3%
#191Number of 1 Bits
Easy·Freq 25%·Acc 77.1%
#232Implement Queue using Stacks
Easy·Freq 25%·Acc 70.1%
#285Inorder Successor in BST
Medium·Freq 25%·Acc 51.2%
+1
#304Range Sum Query 2D - Immutable
Medium·Freq 25%·Acc 58.6%
+1
#338Counting Bits
Easy·Freq 25%·Acc 80.7%
#381Insert Delete GetRandom O(1) - Duplicates allowed
Hard·Freq 25%·Acc 36.7%
+2
#437Path Sum III
Medium·Freq 25%·Acc 46.5%
#456132 Pattern
Medium·Freq 25%·Acc 34.9%
+2
#461Hamming Distance
Easy·Freq 25%·Acc 76.9%
#530Minimum Absolute Difference in BST
Easy·Freq 25%·Acc 59.5%
+2
#535Encode and Decode TinyURL
Medium·Freq 25%·Acc 86.7%
+1
#750Number Of Corner Rectangles
Medium·Freq 25%·Acc 67.9%
+1
#771Jewels and Stones
Easy·Freq 25%·Acc 89.6%
#700Search in a Binary Search Tree
Easy·Freq 25%·Acc 82.9%
#706Design HashMap
Easy·Freq 25%·Acc 66.7%
+2
#844Backspace String Compare
Easy·Freq 25%·Acc 50.0%
+1
#893Groups of Special-Equivalent Strings
Medium·Freq 25%·Acc 73.7%
+1
#981Time Based Key-Value Store
Medium·Freq 25%·Acc 50.0%
+1
#1033Moving Stones Until Consecutive
Medium·Freq 25%·Acc 52.6%
#1040Moving Stones Until Consecutive II
Medium·Freq 25%·Acc 59.0%
+1
#1076Project Employees IISQL
Easy·Freq 25%·Acc 50.5%
#1077Project Employees IIISQL
Medium·Freq 25%·Acc 77.2%
#550Game Play Analysis IVSQL
Medium·Freq 25%·Acc 41.7%
#1113Reported PostsSQL
Easy·Freq 25%·Acc 64.8%
#1142User Activity for the Past 30 Days IISQL
Easy·Freq 25%·Acc 35.6%
#1236Web Crawler
Medium·Freq 25%·Acc 68.8%
+1
#1225Report Contiguous DatesSQL
Hard·Freq 25%·Acc 57.1%
#1248Count Number of Nice Subarrays
Medium·Freq 25%·Acc 75.4%
+2
#1241Number of Comments per PostSQL
Easy·Freq 25%·Acc 65.6%
#1322Ads PerformanceSQL
Easy·Freq 25%·Acc 58.5%
#1353Maximum Number of Events That Can Be Attended
Medium·Freq 25%·Acc 39.0%
+1
#1398Customers Who Bought Products A and B but Not CSQL
Medium·Freq 25%·Acc 71.5%
#1460Make Two Arrays Equal by Reversing Subarrays
Easy·Freq 25%·Acc 75.8%
#1453Maximum Number of Darts Inside of a Circular Dartboard
Hard·Freq 25%·Acc 41.1%
#1445Apples & OrangesSQL
Medium·Freq 25%·Acc 86.0%
#1781Sum of Beauty of All Substrings
Medium·Freq 25%·Acc 74.4%
#1947Maximum Compatibility Score Sum
Medium·Freq 25%·Acc 64.7%
+9
#1973Count Nodes Equal to Sum of Descendants
Medium·Freq 25%·Acc 77.3%
#2014Longest Subsequence Repeated k Times
Hard·Freq 25%·Acc 71.1%
+3
#2199Finding the Topic of Each PostSQL
Hard·Freq 25%·Acc 50.5%
#2289Steps to Make Array Non-decreasing
Medium·Freq 25%·Acc 25.0%
+3
#2365Task Scheduler II
Medium·Freq 25%·Acc 54.9%
#2452Words Within Two Edits of Dictionary
Medium·Freq 25%·Acc 73.4%
#2596Check Knight Tour Configuration
Medium·Freq 25%·Acc 61.7%
+2
#312Burst Balloons
Hard·Freq 25%·Acc 63.9%
#82Remove Duplicates from Sorted List II
Medium·Freq 25%·Acc 52.1%
#1045Customers Who Bought All ProductsSQL
Medium·Freq 25%·Acc 64.2%
#222Count Complete Tree Nodes
Medium·Freq 25%·Acc 73.1%
+1
#196Delete Duplicate EmailsSQL
Easy·Freq 25%·Acc 66.3%
#1341Movie RatingSQL
Medium·Freq 25%·Acc 43.8%
#1609Even Odd Tree
Medium·Freq 25%·Acc 67.2%
#1233Remove Sub-Folders from the Filesystem
Medium·Freq 25%·Acc 78.6%
+1
#696Count Binary Substrings
Easy·Freq 25%·Acc 70.5%
#195Tenth Line
Easy·Freq 25%·Acc 37.0%
#1319Number of Operations to Make Network Connected
Medium·Freq 25%·Acc 66.9%
+1
#620Not Boring MoviesSQL
Easy·Freq 25%·Acc 75.1%
#2381Shifting Letters II
Medium·Freq 25%·Acc 53.8%
#867Transpose Matrix
Easy·Freq 25%·Acc 76.7%
#132Palindrome Partitioning II
Hard·Freq 25%·Acc 37.4%
#441Arranging Coins
Easy·Freq 25%·Acc 48.4%
#3304Find the K-th Character in String Game I
Easy·Freq 25%·Acc 81.5%
+1
#2099Find Subsequence of Length K With the Largest Sum
Easy·Freq 25%·Acc 57.3%
+1
#1394Find Lucky Integer in an Array
Easy·Freq 25%·Acc 75.6%
#518Coin Change II
Medium·Freq 25%·Acc 59.6%
+1
#3477Fruits Into Baskets II
Easy·Freq 25%·Acc 70.3%
+2
#3688Bitwise OR of Even Numbers in an Array
Easy·Freq 25%·Acc 85.3%
#3829Design Ride Sharing System
Medium·Freq 25%·Acc 63.3%
+1
#3862Find the Smallest Balanced Index
Medium·Freq 25%·Acc 19.5%
#59Spiral Matrix II
Medium·Freq 25%·Acc 75.4%
#271Encode and Decode Strings
Medium·Freq 25%·Acc 51.7%
#289Game of Life
Medium·Freq 25%·Acc 72.8%
#388Longest Absolute File Path
Medium·Freq 25%·Acc 49.6%
#399Evaluate Division
Medium·Freq 25%·Acc 64.4%
+6
#407Trapping Rain Water II
Hard·Freq 25%·Acc 64.1%
+1
#448Find All Numbers Disappeared in an Array
Easy·Freq 25%·Acc 64.4%
#468Validate IP Address
Medium·Freq 25%·Acc 28.4%
#616Add Bold Tag in String
Medium·Freq 25%·Acc 51.4%
+3
#617Merge Two Binary Trees
Easy·Freq 25%·Acc 79.1%
+1
#633Sum of Square Numbers
Medium·Freq 25%·Acc 36.9%
#662Maximum Width of Binary Tree
Medium·Freq 25%·Acc 45.8%
+1
#723Candy Crush
Medium·Freq 25%·Acc 77.6%
+1
#1008Construct Binary Search Tree from Preorder Traversal
Medium·Freq 25%·Acc 84.4%
+3
#1926Nearest Exit from Entrance in Maze
Medium·Freq 25%·Acc 48.8%
#2090K Radius Subarray Averages
Medium·Freq 25%·Acc 46.4%
#263Ugly Number
Easy·Freq 25%·Acc 43.8%
#931Minimum Falling Path Sum
Medium·Freq 25%·Acc 60.9%
#386Lexicographical Numbers
Medium·Freq 25%·Acc 76.3%
#315Count of Smaller Numbers After Self
Hard·Freq 25%·Acc 43.8%
+5
#814Binary Tree Pruning
Medium·Freq 25%·Acc 72.5%
#1652Defuse the Bomb
Easy·Freq 25%·Acc 79.4%
#1025Divisor Game
Easy·Freq 25%·Acc 72.1%
+2
#1422Maximum Score After Splitting a String
Easy·Freq 25%·Acc 65.1%
#1769Minimum Number of Operations to Move All Balls to Each Box
Medium·Freq 25%·Acc 90.2%
#2657Find the Prefix Common Array of Two Arrays
Medium·Freq 25%·Acc 88.3%
#802Find Eventual Safe States
Medium·Freq 25%·Acc 71.2%
+3
#941Valid Mountain Array
Easy·Freq 25%·Acc 35.4%
#594Longest Harmonious Subsequence
Easy·Freq 25%·Acc 64.8%
+2
#1470Shuffle the Array
Easy·Freq 25%·Acc 88.7%
#1229Meeting Scheduler
Medium·Freq 25%·Acc 55.2%
#781Rabbits in Forest
Medium·Freq 25%·Acc 58.0%
+1
#2145Count the Hidden Sequences
Medium·Freq 25%·Acc 56.7%
#2094Finding 3-Digit Even Numbers
Easy·Freq 25%·Acc 78.6%
+2
#2566Maximum Difference by Remapping a Digit
Easy·Freq 25%·Acc 75.6%
#97Interleaving String
Medium·Freq 25%·Acc 44.3%
#1672Richest Customer Wealth
Easy·Freq 25%·Acc 88.8%
#3507Minimum Pair Removal to Sort Array I
Easy·Freq 25%·Acc 65.2%
+4
#266Palindrome Permutation
Easy·Freq 25%·Acc 68.7%
#319Bulb Switcher
Medium·Freq 25%·Acc 56.1%
#1245Tree Diameter
Medium·Freq 25%·Acc 61.3%
+3
#1438Longest Continuous Subarray With Absolute Diff Less Than or Equal to Limit
Medium·Freq 25%·Acc 57.8%
+3
#2704To Be Or Not To Be
Easy·Freq 25%·Acc 63.4%
#609Find Duplicate File in System
Medium·Freq 25%·Acc 67.5%
#1653Minimum Deletions to Make String Balanced
Medium·Freq 25%·Acc 68.2%
#974Subarray Sums Divisible by K
Medium·Freq 23%·Acc 56.5%
#881Boats to Save People
Medium·Freq 22%·Acc 62.0%
+2
#1732Find the Highest Altitude
Easy·Freq 22%·Acc 84.7%
#877Stone Game
Medium·Freq 22%·Acc 73.5%
+3
#1951All the Pairs With the Maximum Number of Common FollowersSQL
Medium·Freq 22%·Acc 0.7%
#144Binary Tree Preorder Traversal
Easy·Freq 19%·Acc 76.2%
+1
#180Consecutive NumbersSQL
Medium·Freq 19%·Acc 48.8%
#1901Find a Peak Element II
Medium·Freq 19%·Acc 55.3%
#1971Find if Path Exists in Graph
Easy·Freq 19%·Acc 55.5%
+1
#2034Stock Price Fluctuation
Medium·Freq 19%·Acc 49.2%
+2
#1291Sequential Digits
Medium·Freq 19%·Acc 65.4%
#1502Can Make Arithmetic Progression From Sequence
Easy·Freq 19%·Acc 68.8%
#145Binary Tree Postorder Traversal
Easy·Freq 17%·Acc 78.5%
+1
#628Maximum Product of Three Numbers
Easy·Freq 17%·Acc 46.1%
#763Partition Labels
Medium·Freq 17%·Acc 82.0%
+1
#862Shortest Subarray with Sum at Least K
Hard·Freq 17%·Acc 32.9%
+4
#1106Parsing A Boolean Expression
Hard·Freq 17%·Acc 69.8%
#1293Shortest Path in a Grid with Obstacles Elimination
Hard·Freq 17%·Acc 46.5%
#1448Count Good Nodes in Binary Tree
Medium·Freq 17%·Acc 73.9%
+1
#1631Path With Minimum Effort
Medium·Freq 17%·Acc 63.6%
+5
#1930Unique Length-3 Palindromic Subsequences
Medium·Freq 17%·Acc 73.8%
+1
#2104Sum of Subarray Ranges
Medium·Freq 17%·Acc 61.5%
#1446Consecutive Characters
Easy·Freq 17%·Acc 60.4%
#843Guess the Word
Hard·Freq 17%·Acc 36.7%
+3
#214Shortest Palindrome
Hard·Freq 17%·Acc 42.7%
+4
#1475Final Prices With a Special Discount in a Shop
Easy·Freq 17%·Acc 84.2%
#413Arithmetic Slices
Medium·Freq 17%·Acc 64.8%
#856Score of Parentheses
Medium·Freq 17%·Acc 63.5%
#566Reshape the Matrix
Easy·Freq 17%·Acc 65.2%
#1636Sort Array by Increasing Frequency
Easy·Freq 17%·Acc 80.9%
#2914Minimum Number of Changes to Make Binary String Beautiful
Medium·Freq 17%·Acc 76.4%
#507Perfect Number
Easy·Freq 17%·Acc 49.3%
#1633Percentage of Users Attended a ContestSQL
Easy·Freq 17%·Acc 60.6%
#1861Rotating the Box
Medium·Freq 17%·Acc 82.5%
#2116Check if a Parentheses String Can Be Valid
Medium·Freq 17%·Acc 45.2%
+1
#3105Longest Strictly Increasing or Strictly Decreasing Subarray
Easy·Freq 17%·Acc 64.9%
#1200Minimum Absolute Difference
Easy·Freq 17%·Acc 75.2%
#909Snakes and Ladders
Medium·Freq 17%·Acc 48.2%
#3066Minimum Operations to Exceed Threshold Value II
Medium·Freq 17%·Acc 45.8%
#1044Longest Duplicate Substring
Hard·Freq 17%·Acc 31.3%
+7
#3356Zero Array Transformation II
Medium·Freq 17%·Acc 43.6%
+1
#946Validate Stack Sequences
Medium·Freq 17%·Acc 70.5%
#1749Maximum Absolute Sum of Any Subarray
Medium·Freq 17%·Acc 70.9%
#2176Count Equal and Divisible Pairs in an Array
Easy·Freq 17%·Acc 83.8%
#1857Largest Color Value in a Directed Graph
Hard·Freq 17%·Acc 57.2%
+5
#1204Last Person to Fit in the BusSQL
Medium·Freq 17%·Acc 69.5%
#414Third Maximum Number
Easy·Freq 17%·Acc 39.8%
#2616Minimize the Maximum Difference of Pairs
Medium·Freq 17%·Acc 51.0%
+2
#459Repeated Substring Pattern
Easy·Freq 17%·Acc 48.5%
+1
#837New 21 Game
Medium·Freq 17%·Acc 51.9%
+1
#1792Maximum Average Pass Ratio
Medium·Freq 17%·Acc 74.1%
#3652Best Time to Buy and Sell Stock using Strategy
Medium·Freq 17%·Acc 59.7%
#2817Minimum Absolute Difference Between Elements With Constraint
Medium·Freq 17%·Acc 37.9%
#1262Greatest Sum Divisible by Three
Medium·Freq 17%·Acc 57.0%
+1
#2812Find the Safest Path in a Grid
Medium·Freq 17%·Acc 57.2%
+3
#3090Maximum Length Substring With Two Occurrences
Easy·Freq 17%·Acc 0.8%
#174Dungeon Game
Hard·Freq 14%·Acc 41.7%
#184Department Highest SalarySQL
Medium·Freq 14%·Acc 58.6%
#188Best Time to Buy and Sell Stock IV
Hard·Freq 14%·Acc 50.7%
#296Best Meeting Point
Hard·Freq 14%·Acc 61.5%
+1
#342Power of Four
Easy·Freq 14%·Acc 52.3%
#389Find the Difference
Easy·Freq 14%·Acc 60.5%
+1
#445Add Two Numbers II
Medium·Freq 14%·Acc 62.8%
#460LFU Cache
Hard·Freq 14%·Acc 49.7%
+1
#463Island Perimeter
Easy·Freq 14%·Acc 74.5%
+1
#430Flatten a Multilevel Doubly Linked List
Medium·Freq 14%·Acc 63.1%
#846Hand of Straights
Medium·Freq 14%·Acc 58.2%
+1
#872Leaf-Similar Trees
Easy·Freq 14%·Acc 70.3%
#1046Last Stone Weight
Easy·Freq 14%·Acc 66.6%
#1092Shortest Common Supersequence
Hard·Freq 14%·Acc 62.1%
#2226Maximum Candies Allocated to K Children
Medium·Freq 14%·Acc 49.9%
#1206Design Skiplist
Hard·Freq 14%·Acc 59.8%
#1254Number of Closed Islands
Medium·Freq 14%·Acc 67.2%
+2
#1305All Elements in Two Binary Search Trees
Medium·Freq 14%·Acc 80.3%
+2
#1373Maximum Sum BST in Binary Tree
Hard·Freq 14%·Acc 48.1%
+3
#1854Maximum Population Year
Easy·Freq 14%·Acc 64.3%
#1934Confirmation RateSQL
Medium·Freq 14%·Acc 62.2%
#2236Root Equals Sum of Children
Easy·Freq 14%·Acc 85.1%
#2418Sort the People
Easy·Freq 14%·Acc 84.8%
+1
#2620Counter
Easy·Freq 14%·Acc 82.4%
#2619Array Prototype Last
Easy·Freq 14%·Acc 74.7%
#60Permutation Sequence
Hard·Freq 14%·Acc 53.6%
#1399Count Largest Group
Easy·Freq 14%·Acc 74.7%
#725Split Linked List in Parts
Medium·Freq 14%·Acc 70.6%
#1667Fix Names in a TableSQL
Easy·Freq 14%·Acc 60.6%
#1590Make Sum Divisible by P
Medium·Freq 14%·Acc 42.6%
#2095Delete the Middle Node of a Linked List
Medium·Freq 14%·Acc 60.9%
#1639Number of Ways to Form a Target String Given a Dictionary
Hard·Freq 14%·Acc 56.4%
#2035Partition Array Into Two Arrays to Minimize Sum Difference
Hard·Freq 14%·Acc 23.9%
+6
#1346Check If N and Its Double Exist
Easy·Freq 14%·Acc 41.9%
+2
#292Nim Game
Easy·Freq 14%·Acc 60.1%
+3
#1277Count Square Submatrices with All Ones
Medium·Freq 14%·Acc 80.8%
#1822Sign of the Product of an Array
Easy·Freq 14%·Acc 64.8%
#305Number of Islands II
Hard·Freq 14%·Acc 40.7%
#3161Block Placement Queries
Hard·Freq 14%·Acc 41.4%
+2
#626Exchange SeatsSQL
Medium·Freq 14%·Acc 74.4%
#916Word Subsets
Medium·Freq 14%·Acc 56.0%
#385Mini Parser
Medium·Freq 14%·Acc 42.9%
#2348Number of Zero-Filled Subarrays
Medium·Freq 14%·Acc 70.1%
#164Maximum Gap
Medium·Freq 14%·Acc 52.5%
+2
#744Find Smallest Letter Greater Than Target
Easy·Freq 14%·Acc 59.4%
#1365How Many Numbers Are Smaller Than the Current Number
Easy·Freq 14%·Acc 87.5%
+1
#783Minimum Distance Between BST Nodes
Easy·Freq 14%·Acc 61.6%
+2
#1079Letter Tile Possibilities
Medium·Freq 14%·Acc 83.5%
+1
#1415The k-th Lexicographical String of All Happy Strings of Length n
Medium·Freq 14%·Acc 87.1%
#2300Successful Pairs of Spells and Potions
Medium·Freq 14%·Acc 49.7%
+1
#2570Merge Two 2D Arrays by Summing Values
Easy·Freq 14%·Acc 81.7%
#2579Count Total Number of Colored Cells
Medium·Freq 14%·Acc 66.1%
#2551Put Marbles in Bags
Hard·Freq 14%·Acc 72.1%
+1
#1235Maximum Profit in Job Scheduling
Hard·Freq 14%·Acc 54.8%
+1
#3272Find the Count of Good Integers
Hard·Freq 14%·Acc 69.2%
+1
#2843Count Symmetric Integers
Easy·Freq 14%·Acc 83.0%
#1925Count Square Sum Triples
Easy·Freq 14%·Acc 77.2%
#327Count of Range Sum
Hard·Freq 14%·Acc 39.3%
+5
#2942Find Words Containing Character
Easy·Freq 14%·Acc 90.4%
#790Domino and Tromino Tiling
Medium·Freq 14%·Acc 51.3%
#1550Three Consecutive Odds
Easy·Freq 14%·Acc 69.3%
#3068Find the Maximum Sum of Node Values
Hard·Freq 14%·Acc 69.4%
+3
#2894Divisible and Non-divisible Sums Difference
Easy·Freq 14%·Acc 91.1%
#99Recover Binary Search Tree
Medium·Freq 14%·Acc 60.2%
+1
#2929Distribute Candies Among Children II
Medium·Freq 14%·Acc 55.6%
#792Number of Matching Subsequences
Medium·Freq 14%·Acc 50.6%
+4
#1068Product Sales Analysis ISQL
Easy·Freq 14%·Acc 85.9%
#709To Lower Case
Easy·Freq 14%·Acc 85.0%
#2016Maximum Difference Between Increasing Elements
Easy·Freq 14%·Acc 66.6%
#1464Maximum Product of Two Elements in an Array
Easy·Freq 14%·Acc 83.6%
#2336Smallest Number in Infinite Set
Medium·Freq 14%·Acc 70.7%
+1
#2081Sum of k-Mirror Numbers
Hard·Freq 14%·Acc 63.6%
#2603Collect Coins in a Tree
Hard·Freq 14%·Acc 39.5%
+1
#686Repeated String Match
Medium·Freq 14%·Acc 39.4%
+2
#3625Count Number of Trapezoids II
Hard·Freq 14%·Acc 39.9%
+1
#511Game Play Analysis ISQL
Easy·Freq 14%·Acc 76.5%
#1466Reorder Routes to Make All Paths Lead to the City Zero
Medium·Freq 14%·Acc 66.0%
#3541Find Most Frequent Vowel and Consonant
Easy·Freq 14%·Acc 89.3%
#611Valid Triangle Number
Medium·Freq 14%·Acc 57.0%
+2
#3570Find Books with No Available CopiesSQL
Easy·Freq 14%·Acc 54.2%
#3228Maximum Number of Operations to Move Ones to the End
Medium·Freq 14%·Acc 67.1%
#1339Maximum Product of Splitted Binary Tree
Medium·Freq 14%·Acc 55.8%
#1967Number of Strings That Appear as Substrings in Word
Easy·Freq 14%·Acc 86.1%
#3499Maximize Active Section with Trade I
Medium·Freq 14%·Acc 0.6%
#107Binary Tree Level Order Traversal II
Medium·Freq 13%·Acc 68.6%
#119Pascal's Triangle II
Easy·Freq 13%·Acc 67.7%
#185Department Top Three SalariesSQL
Hard·Freq 13%·Acc 61.0%
#233Number of Digit One
Hard·Freq 13%·Acc 39.2%
#310Minimum Height Trees
Medium·Freq 13%·Acc 42.6%
+1
#323Number of Connected Components in an Undirected Graph
Medium·Freq 13%·Acc 65.1%
+1
#330Patching Array
Hard·Freq 13%·Acc 54.4%
#332Reconstruct Itinerary
Hard·Freq 13%·Acc 44.7%
+6
#393UTF-8 Validation
Medium·Freq 13%·Acc 46.4%
#406Queue Reconstruction by Height
Medium·Freq 13%·Acc 74.8%
+1
#515Find Largest Value in Each Tree Row
Medium·Freq 13%·Acc 66.3%
+1
#1721Swapping Nodes in a Linked List
Medium·Freq 13%·Acc 69.6%
#561Array Partition
Easy·Freq 13%·Acc 81.9%
+1
#601Human Traffic of StadiumSQL
Hard·Freq 13%·Acc 51.6%
#649Dota2 Senate
Medium·Freq 13%·Acc 50.2%
#698Partition to K Equal Sum Subsets
Medium·Freq 13%·Acc 38.8%
+3
#705Design HashSet
Easy·Freq 13%·Acc 68.2%
+2
#819Most Common Word
Easy·Freq 13%·Acc 45.2%
+1
#992Subarrays with K Different Integers
Hard·Freq 13%·Acc 68.6%
+1
#993Cousins in Binary Tree
Easy·Freq 13%·Acc 59.5%
+1
#1029Two City Scheduling
Medium·Freq 13%·Acc 68.7%
+2
#1095Find in Mountain Array
Hard·Freq 13%·Acc 41.9%
+1
#1541Minimum Insertions to Balance a Parentheses String
Medium·Freq 13%·Acc 53.6%
+1
#1598Crawler Log Folder
Easy·Freq 13%·Acc 71.7%
#1789Primary Department for Each EmployeeSQL
Easy·Freq 13%·Acc 74.8%
#2060Check if an Original String Exists Given Two Encoded Strings
Hard·Freq 13%·Acc 43.5%
#2302Count Subarrays With Score Less Than K
Hard·Freq 13%·Acc 62.2%
+1
#2487Remove Nodes From Linked List
Medium·Freq 13%·Acc 75.0%
+1
#3005Count Elements With Maximum Frequency
Easy·Freq 13%·Acc 79.8%
#264Ugly Number II
Medium·Freq 13%·Acc 49.7%
+1
#1140Stone Game II
Medium·Freq 13%·Acc 72.8%
+4
#340Longest Substring with At Most K Distinct Characters
Medium·Freq 13%·Acc 50.1%
#2239Find Closest Number to Zero
Easy·Freq 13%·Acc 48.1%
#2807Insert Greatest Common Divisors in Linked List
Medium·Freq 13%·Acc 91.4%
#1371Find the Longest Substring Containing Vowels in Even Counts
Medium·Freq 13%·Acc 75.6%
+1
#1497Check If Array Pairs Are Divisible by k
Medium·Freq 13%·Acc 46.2%
#716Max Stack
Hard·Freq 13%·Acc 46.0%
+2
#2352Equal Row and Column Pairs
Medium·Freq 13%·Acc 71.1%
+1
#1221Split a String in Balanced Strings
Easy·Freq 13%·Acc 87.5%
#632Smallest Range Covering Elements from K Lists
Hard·Freq 13%·Acc 70.2%
+3
#453Minimum Moves to Equal Array Elements
Medium·Freq 13%·Acc 58.9%
#1048Longest String Chain
Medium·Freq 13%·Acc 63.3%
+3
#3011Find if Array Can Be Sorted
Medium·Freq 13%·Acc 66.4%
#2723Add Two Promises
Easy·Freq 13%·Acc 91.7%
#3097Shortest Subarray With OR at Least K II
Medium·Freq 13%·Acc 50.2%
#364Nested List Weight Sum II
Medium·Freq 13%·Acc 67.0%
#362Design Hit Counter
Medium·Freq 13%·Acc 69.7%
+2
#2427Number of Common Factors
Easy·Freq 13%·Acc 80.2%
+2
#773Sliding Puzzle
Hard·Freq 13%·Acc 74.5%
+6
#2337Move Pieces to Obtain a String
Medium·Freq 13%·Acc 56.6%
#193Valid Phone Numbers
Easy·Freq 13%·Acc 30.1%
#1760Minimum Limit of Balls in a Bag
Medium·Freq 13%·Acc 66.1%
#2981Find Longest Special Substring That Occurs Thrice I
Medium·Freq 13%·Acc 61.8%
+2
#886Possible Bipartition
Medium·Freq 13%·Acc 52.8%
+3
#2008Maximum Earnings From Taxi
Medium·Freq 13%·Acc 46.6%
+2
#2192All Ancestors of a Node in a Directed Acyclic Graph
Medium·Freq 13%·Acc 62.3%
+2
#729My Calendar I
Medium·Freq 13%·Acc 58.3%
+2
#1886Determine Whether Matrix Can Be Obtained By Rotation
Easy·Freq 13%·Acc 68.4%
#853Car Fleet
Medium·Freq 13%·Acc 55.4%
+1
#1014Best Sightseeing Pair
Medium·Freq 13%·Acc 62.7%
#2466Count Ways To Build Good Strings
Medium·Freq 13%·Acc 58.9%
#2185Counting Words With a Given Prefix
Easy·Freq 13%·Acc 84.4%
#2215Find the Difference of Two Arrays
Easy·Freq 13%·Acc 81.5%
#2402Meeting Rooms III
Hard·Freq 13%·Acc 51.4%
+2
#3174Clear Digits
Easy·Freq 13%·Acc 82.8%
#1910Remove All Occurrences of a Substring
Medium·Freq 13%·Acc 78.6%
#1632Rank Transform of a Matrix
Hard·Freq 13%·Acc 42.4%
+3
#740Delete and Earn
Medium·Freq 13%·Acc 57.4%
#671Second Minimum Node In a Binary Tree
Easy·Freq 13%·Acc 46.2%
#3217Delete Nodes From Linked List Present in Array
Medium·Freq 13%·Acc 69.4%
#1518Water Bottles
Easy·Freq 13%·Acc 72.6%
#1321Restaurant GrowthSQL
Medium·Freq 13%·Acc 59.2%
#1603Design Parking System
Easy·Freq 13%·Acc 87.2%
#2560House Robber IV
Medium·Freq 13%·Acc 64.6%
+1
#606Construct String from Binary Tree
Medium·Freq 13%·Acc 70.8%
+1
#2625Flatten Deeply Nested Array
Medium·Freq 13%·Acc 66.1%
#473Matchsticks to Square
Medium·Freq 13%·Acc 42.1%
+2
#841Keys and Rooms
Medium·Freq 13%·Acc 76.0%
#838Push Dominoes
Medium·Freq 13%·Acc 63.0%
#3362Zero Array Transformation III
Medium·Freq 13%·Acc 54.7%
+3
#2144Minimum Cost of Buying Candies With Discount
Easy·Freq 13%·Acc 71.6%
#401Binary Watch
Easy·Freq 13%·Acc 65.8%
#743Network Delay Time
Medium·Freq 13%·Acc 61.0%
+3
#3403Find the Lexicographically Largest String From the Box I
Medium·Freq 13%·Acc 40.9%
#1557Minimum Number of Vertices to Reach All Nodes
Medium·Freq 13%·Acc 81.7%
#2951Find the Peaks
Easy·Freq 13%·Acc 75.4%
#3330Find the Original Typed String I
Easy·Freq 13%·Acc 72.1%
#421Maximum XOR of Two Numbers in an Array
Medium·Freq 13%·Acc 53.6%
+1
#2410Maximum Matching of Players With Trainers
Medium·Freq 13%·Acc 75.4%
+1
#1022Sum of Root To Leaf Binary Numbers
Easy·Freq 13%·Acc 76.6%
#1323Maximum 69 Number
Easy·Freq 13%·Acc 84.6%
#67924 Game
Hard·Freq 13%·Acc 59.6%
#2594Minimum Time to Repair Cars
Medium·Freq 13%·Acc 59.5%
#298Binary Tree Longest Consecutive Sequence
Medium·Freq 13%·Acc 54.8%
+1
#1345Jump Game IV
Hard·Freq 13%·Acc 51.0%
#3158Find the XOR of Numbers Which Appear Twice
Easy·Freq 13%·Acc 79.2%
#976Largest Perimeter Triangle
Easy·Freq 13%·Acc 62.3%
+3
#433Minimum Genetic Mutation
Medium·Freq 13%·Acc 56.9%
+1
#4544Sum II
Medium·Freq 13%·Acc 58.1%
#2257Count Unguarded Cells in the Grid
Medium·Freq 13%·Acc 68.9%
#3607Power Grid Maintenance
Medium·Freq 13%·Acc 56.1%
+5
#1743Restore the Array From Adjacent Pairs
Medium·Freq 13%·Acc 75.1%
#1098Unpopular BooksSQL
Medium·Freq 13%·Acc 43.4%
#220Contains Duplicate III
Hard·Freq 13%·Acc 24.9%
+2
#832Flipping an Image
Easy·Freq 13%·Acc 83.9%
+2
#3578Count Partitions With Max-Min Difference at Most K
Medium·Freq 13%·Acc 58.5%
+3
#3583Count Special Triplets
Medium·Freq 13%·Acc 47.1%
#177Nth Highest SalarySQL
Medium·Freq 13%·Acc 39.5%
#3512Minimum Operations to Make Array Sum Divisible by K
Easy·Freq 13%·Acc 92.3%
#944Delete Columns to Make Sorted
Easy·Freq 13%·Acc 78.2%
#2220Minimum Bit Flips to Convert Number
Easy·Freq 13%·Acc 88.0%
#1970Last Day Where You Can Still Cross
Hard·Freq 13%·Acc 68.7%
+3
#1390Four Divisors
Medium·Freq 13%·Acc 56.5%
+1
#1975Maximum Matrix Sum
Medium·Freq 13%·Acc 67.5%
#3453Separate Squares I
Medium·Freq 13%·Acc 58.0%
#3047Find the Largest Area of Square Inside Two Rectangles
Medium·Freq 13%·Acc 67.0%
#3651Minimum Cost Path with Teleportations
Hard·Freq 13%·Acc 45.4%
#3640Trionic Array II
Hard·Freq 13%·Acc 47.3%
#1392Longest Happy Prefix
Hard·Freq 13%·Acc 53.6%
+3
#3713Longest Balanced Substring I
Medium·Freq 13%·Acc 69.7%
+1
#3714Longest Balanced Substring II
Medium·Freq 13%·Acc 41.9%
#1456Maximum Number of Vowels in a Substring of Given Length
Medium·Freq 13%·Acc 62.3%
#1404Number of Steps to Reduce a Number in Binary Representation to One
Medium·Freq 13%·Acc 63.7%
#1888Minimum Number of Flips to Make the Binary String Alternating
Medium·Freq 13%·Acc 53.6%
#1342Number of Steps to Reduce a Number to Zero
Easy·Freq 13%·Acc 85.9%
#3761Minimum Absolute Distance Between Mirror Pairs
Medium·Freq 13%·Acc 59.2%
#3300Minimum Element After Replacement With Digit Sum
Easy·Freq 13%·Acc 89.6%
#1840Maximum Building Height
Hard·Freq 13%·Acc 67.0%
#279Perfect Squares
Medium·Freq 13%·Acc 56.7%
+2
#47Permutations II
Medium·Freq 13%·Acc 63.7%
#172Factorial Trailing Zeroes
Medium·Freq 13%·Acc 47.0%
#299Bulls and Cows
Medium·Freq 13%·Acc 52.7%
#337House Robber III
Medium·Freq 13%·Acc 56.1%
+2
#384Shuffle an Array
Medium·Freq 13%·Acc 59.8%
+1
#501Find Mode in Binary Search Tree
Easy·Freq 13%·Acc 59.1%
+1
#502IPO
Hard·Freq 13%·Acc 53.6%
+1
#727Minimum Window Subsequence
Hard·Freq 13%·Acc 43.8%
#772Basic Calculator III
Hard·Freq 13%·Acc 53.4%
+1
#779K-th Symbol in Grammar
Medium·Freq 13%·Acc 48.5%
#797All Paths From Source to Target
Medium·Freq 13%·Acc 83.7%
+2
#836Rectangle Overlap
Easy·Freq 13%·Acc 46.9%
#1002Find Common Characters
Easy·Freq 13%·Acc 74.8%
#1026Maximum Difference Between Node and Ancestor
Medium·Freq 13%·Acc 78.2%
#1028Recover a Tree From Preorder Traversal
Hard·Freq 13%·Acc 83.3%
+1
#1052Grumpy Bookstore Owner
Medium·Freq 13%·Acc 64.1%
#1122Relative Sort Array
Easy·Freq 13%·Acc 75.3%
+3
#1137N-th Tribonacci Number
Easy·Freq 13%·Acc 63.1%
#1155Number of Dice Rolls With Target Sum
Medium·Freq 13%·Acc 62.5%
#1268Search Suggestions System
Medium·Freq 13%·Acc 65.2%
+3
#1281Subtract the Product and Sum of Digits of an Integer
Easy·Freq 13%·Acc 86.6%
#1512Number of Good Pairs
Easy·Freq 13%·Acc 89.9%
+1
#1517Find Users With Valid E-MailsSQL
Easy·Freq 13%·Acc 35.6%
#1731The Number of Employees Which Report to Each EmployeeSQL
Easy·Freq 13%·Acc 53.5%
#1877Minimize Maximum Pair Sum in Array
Medium·Freq 13%·Acc 83.3%
+1
#1980Find Unique Binary String
Medium·Freq 13%·Acc 81.2%
+1
#2073Time Needed to Buy Tickets
Easy·Freq 13%·Acc 72.9%
#2461Maximum Sum of Distinct Subarrays With Length K
Medium·Freq 13%·Acc 43.2%
#2502Design Memory Allocator
Medium·Freq 13%·Acc 50.4%
+1
#2635Apply Transform Over Each Element in Array
Easy·Freq 13%·Acc 86.2%
#2694Event Emitter
Medium·Freq 13%·Acc 75.2%
#2956Find Common Elements Between Two Arrays
Easy·Freq 13%·Acc 84.6%
#2962Count Subarrays Where Max Element Appears at Least K Times
Medium·Freq 13%·Acc 62.4%
#2915Length of the Longest Subsequence That Sums to Target
Medium·Freq 13%·Acc 40.1%
+1
#581Shortest Unsorted Continuous Subarray
Medium·Freq 13%·Acc 38.4%
+3
#885Spiral Matrix III
Medium·Freq 13%·Acc 84.6%
#1945Sum of Digits of String After Convert
Easy·Freq 13%·Acc 74.8%
#1160Find Words That Can Be Formed by Characters
Easy·Freq 13%·Acc 71.7%
+1
#3110Score of a String
Easy·Freq 13%·Acc 91.4%
#374Guess Number Higher or Lower
Easy·Freq 13%·Acc 57.9%
#2419Longest Subarray With Maximum Bitwise AND
Medium·Freq 13%·Acc 65.4%
#2707Extra Characters in a String
Medium·Freq 13%·Acc 57.4%
+2
#1367Linked List in Binary Tree
Medium·Freq 13%·Acc 52.0%
+1
#2058Find the Minimum and Maximum Number of Nodes Between Critical Points
Medium·Freq 13%·Acc 69.5%
#87Scramble String
Hard·Freq 13%·Acc 45.0%
#2406Divide Intervals Into Minimum Number of Groups
Medium·Freq 13%·Acc 63.6%
+3
#474Ones and Zeroes
Medium·Freq 13%·Acc 53.5%
+2
#701Insert into a Binary Search Tree
Medium·Freq 13%·Acc 73.5%
#3133Minimum Array End
Medium·Freq 13%·Acc 55.5%
#400Nth Digit
Medium·Freq 13%·Acc 38.5%
#505The Maze II
Medium·Freq 13%·Acc 55.2%
+7
#395Longest Substring with At Least K Repeating Characters
Medium·Freq 13%·Acc 46.4%
+1
#2593Find Score of an Array After Marking All Elements
Medium·Freq 13%·Acc 64.5%
+2
#1406Stone Game III
Hard·Freq 13%·Acc 63.4%
+3
#2270Number of Ways to Split Array
Medium·Freq 13%·Acc 55.8%
#1408String Matching in an Array
Easy·Freq 13%·Acc 69.8%
#2785Sort Vowels in a String
Medium·Freq 13%·Acc 83.5%
#1400Construct K Palindrome Strings
Medium·Freq 13%·Acc 68.5%
+1
#6502 Keys Keyboard
Medium·Freq 13%·Acc 59.4%
#2013Detect Squares
Medium·Freq 13%·Acc 52.8%
+2
#2326Spiral Matrix IV
Medium·Freq 13%·Acc 82.3%
+1
#1368Minimum Cost to Make at Least One Valid Path in a Grid
Hard·Freq 13%·Acc 71.1%
+5
#925Long Pressed Name
Easy·Freq 13%·Acc 33.0%
#1462Course Schedule IV
Medium·Freq 13%·Acc 60.0%
+1
#2658Maximum Number of Fish in a Grid
Medium·Freq 13%·Acc 70.3%
+2
#2493Divide Nodes Into the Maximum Number of Groups
Hard·Freq 13%·Acc 66.9%
+1
#3151Special Array I
Easy·Freq 13%·Acc 81.6%
#1726Tuple with Same Product
Medium·Freq 13%·Acc 70.1%
#2342Max Sum of a Pair With Equal Sum of Digits
Medium·Freq 13%·Acc 65.9%
+1
#769Max Chunks To Make Sorted
Medium·Freq 13%·Acc 64.2%
+2
#889Construct Binary Tree from Preorder and Postorder Traversal
Medium·Freq 13%·Acc 78.1%
+2
#1524Number of Sub-arrays With Odd Sum
Medium·Freq 13%·Acc 55.7%
+1
#1074Number of Submatrices That Sum to Target
Hard·Freq 13%·Acc 74.6%
+1
#1700Number of Students Unable to Eat Lunch
Easy·Freq 13%·Acc 79.8%
+1
#2460Apply Operations to an Array
Easy·Freq 13%·Acc 74.7%
#947Most Stones Removed with Same Row or Column
Medium·Freq 13%·Acc 63.2%
+2
#1552Magnetic Force Between Two Balls
Medium·Freq 13%·Acc 72.4%
#661Image Smoother
Easy·Freq 13%·Acc 69.4%
#2879Display the First Three Rows
Easy·Freq 13%·Acc 93.0%
#2401Longest Nice Subarray
Medium·Freq 13%·Acc 64.8%
#3108Minimum Cost Walk in Weighted Graph
Hard·Freq 13%·Acc 68.2%
+1
#847Shortest Path Visiting All Nodes
Hard·Freq 13%·Acc 66.1%
+2
#2078Two Furthest Houses With Different Colors
Easy·Freq 13%·Acc 71.7%
#1484Group Sold Products By The DateSQL
Easy·Freq 13%·Acc 78.1%
#538Convert BST to Greater Tree
Medium·Freq 13%·Acc 71.8%
+1
#2940Find Building Where Alice and Bob Can Meet
Hard·Freq 13%·Acc 52.4%
+4
#359Logger Rate Limiter
Easy·Freq 13%·Acc 76.9%
#2047Number of Valid Words in a Sentence
Easy·Freq 13%·Acc 31.3%
#2537Count the Number of Good Subarrays
Medium·Freq 13%·Acc 65.7%
#2563Count the Number of Fair Pairs
Medium·Freq 13%·Acc 52.6%
+1
#3163String Compression III
Medium·Freq 13%·Acc 67.1%
#192Word Frequency
Medium·Freq 13%·Acc 29.4%
#878Nth Magical Number
Hard·Freq 13%·Acc 36.9%
+1
#564Find the Closest Palindrome
Hard·Freq 13%·Acc 32.0%
#3191Minimum Operations to Make Binary Array Elements Equal to One I
Medium·Freq 13%·Acc 80.4%
+2
#3533Concatenated Divisibility
Hard·Freq 13%·Acc 31.2%
+1
#2742Painting the Walls
Hard·Freq 13%·Acc 49.2%
#3343Count Number of Balanced Permutations
Hard·Freq 13%·Acc 49.0%
+1
#1723Find Minimum Time to Finish All Jobs
Hard·Freq 13%·Acc 46.0%
+2
#1931Painting a Grid With Three Different Colors
Hard·Freq 13%·Acc 77.0%
#1710Maximum Units on a Truck
Easy·Freq 13%·Acc 75.0%
#2715Timeout Cancellation
Easy·Freq 13%·Acc 89.6%
#1061Lexicographically Smallest Equivalent String
Medium·Freq 13%·Acc 81.1%
#1166Design File System
Medium·Freq 13%·Acc 65.2%
+1
#668Kth Smallest Number in Multiplication Table
Hard·Freq 13%·Acc 54.4%
#3170Lexicographically Minimum String After Removing Stars
Medium·Freq 13%·Acc 51.0%
+2
#3445Maximum Difference Between Even and Odd Frequency II
Hard·Freq 13%·Acc 48.6%
+1
#3423Maximum Difference Between Adjacent Elements in a Circular Array
Easy·Freq 13%·Acc 75.6%
#2187Minimum Time to Complete Trips
Medium·Freq 13%·Acc 39.8%
#3405Count the Number of Arrays with K Matching Adjacent Elements
Hard·Freq 13%·Acc 58.2%
#788Rotated Digits
Medium·Freq 13%·Acc 64.1%
#2200Find All K-Distant Indices in an Array
Easy·Freq 13%·Acc 77.2%
#1642Furthest Building You Can Reach
Medium·Freq 13%·Acc 51.0%
#2762Continuous Subarrays
Medium·Freq 13%·Acc 58.0%
+3
#607Sales PersonSQL
Easy·Freq 13%·Acc 66.1%
#1506Find Root of N-Ary Tree
Medium·Freq 13%·Acc 78.6%
+1
#1685Sum of Absolute Differences in a Sorted Array
Medium·Freq 13%·Acc 68.4%
#3136Valid Word
Easy·Freq 13%·Acc 50.9%
#2163Minimum Difference in Sums After Removal of Elements
Hard·Freq 13%·Acc 69.6%
#2974Minimum Number Game
Easy·Freq 13%·Acc 85.6%
+1
#1834Single-Threaded CPU
Medium·Freq 13%·Acc 47.8%
#3487Maximum Unique Subarray Sum After Deletion
Easy·Freq 13%·Acc 40.5%
#3561Resulting String After Adjacent Removals
Medium·Freq 13%·Acc 57.1%
#2608Shortest Cycle in a Graph
Hard·Freq 13%·Acc 40.0%
#1461Check If a String Contains All Binary Codes of Size K
Medium·Freq 13%·Acc 61.6%
+3
#1218Longest Arithmetic Subsequence of Given Difference
Medium·Freq 13%·Acc 54.3%
#1297Maximum Number of Occurrences of a Substring
Medium·Freq 13%·Acc 54.6%
#1504Count Submatrices With All Ones
Medium·Freq 13%·Acc 71.0%
+2
#2999Count the Number of Powerful Integers
Hard·Freq 13%·Acc 46.3%
#2749Minimum Operations to Make the Integer Zero
Medium·Freq 13%·Acc 58.2%
#966Vowel Spellchecker
Medium·Freq 13%·Acc 61.4%
#1299Replace Elements with Greatest Element on Right Side
Easy·Freq 13%·Acc 72.3%
#1054Distant Barcodes
Medium·Freq 13%·Acc 49.2%
+3
#1039Minimum Score Triangulation of Polygon
Medium·Freq 13%·Acc 67.5%
+1
#1488Avoid Flood in The City
Medium·Freq 13%·Acc 39.0%
+2
#3494Find the Minimum Amount of Time to Brew Potions
Medium·Freq 13%·Acc 62.7%
#1584Min Cost to Connect All Points
Medium·Freq 13%·Acc 71.3%
+4
#3289The Two Sneaky Numbers of Digitville
Easy·Freq 13%·Acc 89.8%
#1865Finding Pairs With a Certain Sum
Medium·Freq 13%·Acc 61.6%
#3397Maximum Number of Distinct Elements After Operations
Medium·Freq 13%·Acc 52.3%
#1691Maximum Height by Stacking Cuboids
Hard·Freq 13%·Acc 62.3%
#3461Check If Digits Are Equal in String After Operations I
Easy·Freq 13%·Acc 82.5%
+2
#3354Make Array Elements Equal to Zero
Easy·Freq 13%·Acc 68.3%
#3318Find X-Sum of All K-Long Subarrays I
Easy·Freq 13%·Acc 76.1%
+1
#1463Cherry Pickup II
Hard·Freq 13%·Acc 72.5%
#608Tree NodeSQL
Medium·Freq 13%·Acc 76.0%
#3381Maximum Subarray Sum With Length Divisible by K
Medium·Freq 13%·Acc 49.7%
#2760Longest Even Odd Subarray With Threshold
Easy·Freq 13%·Acc 32.3%
#2141Maximum Running Time of N Computers
Hard·Freq 13%·Acc 56.4%
+1
#1109Corporate Flight Bookings
Medium·Freq 13%·Acc 67.9%
#880Decoded String at Index
Medium·Freq 13%·Acc 37.4%
#3573Best Time to Buy and Sell Stock V
Medium·Freq 13%·Acc 60.6%
#154Find Minimum in Rotated Sorted Array II
Hard·Freq 13%·Acc 46.7%
#888Fair Candy Swap
Easy·Freq 13%·Acc 65.3%
+1
#1458Max Dot Product of Two Subsequences
Hard·Freq 13%·Acc 69.4%
#1049Last Stone Weight II
Medium·Freq 13%·Acc 60.2%
+1
#513Find Bottom Left Tree Value
Medium·Freq 13%·Acc 72.4%
+1
#2024Maximize the Confusion of an Exam
Medium·Freq 13%·Acc 70.2%
+1
#3634Minimum Removals to Balance Array
Medium·Freq 13%·Acc 47.9%
+1
#557Reverse Words in a String III
Easy·Freq 13%·Acc 84.1%
#1032Stream of Characters
Hard·Freq 13%·Acc 52.6%
+3
#1758Minimum Changes To Make Alternating Binary String
Easy·Freq 13%·Acc 67.8%
#549Binary Tree Longest Consecutive Sequence II
Medium·Freq 13%·Acc 50.1%
+1
#2833Furthest Point From Origin
Easy·Freq 13%·Acc 77.1%
#1914Cyclically Rotating a Grid
Medium·Freq 13%·Acc 74.1%
#1674Minimum Moves to Make Array Complementary
Medium·Freq 13%·Acc 64.9%
#1871Jump Game VII
Medium·Freq 13%·Acc 35.6%
+1
#427Construct Quad Tree
Medium·Freq 13%·Acc 78.5%
+1
#2574Left and Right Sum Differences
Easy·Freq 13%·Acc 89.6%
#2196Create Binary Tree From Descriptions
Medium·Freq 13%·Acc 83.9%
+1
#3689Maximum Total Subarray Value I
Medium·Freq 13%·Acc 71.9%
#3558Number of Ways to Assign Edge Weights I
Medium·Freq 13%·Acc 64.0%
#2696Minimum String Length After Removing Substrings
Easy·Freq 13%·Acc 77.2%
#3737Count Subarrays With Majority Element I
Medium·Freq 13%·Acc 75.7%
+4
#3020Find the Maximum Number of Elements in Subset
Medium·Freq 13%·Acc 42.3%
#1217Minimum Cost to Move Chips to The Same Position
Easy·Freq 13%·Acc 73.0%
#3532Path Existence Queries in a Graph I
Medium·Freq 13%·Acc 70.7%
+2
#357Count Numbers with Unique Digits
Medium·Freq 13%·Acc 55.9%
#223Rectangle Area
Medium·Freq 13%·Acc 49.8%
#715Range Module
Hard·Freq 13%·Acc 45.3%
#815Bus Routes
Hard·Freq 13%·Acc 47.4%
#826Most Profit Assigning Work
Medium·Freq 13%·Acc 56.3%
+2
#919Complete Binary Tree Inserter
Medium·Freq 13%·Acc 65.2%
+1
#1315Sum of Nodes with Even-Valued Grandparent
Medium·Freq 13%·Acc 86.0%
+1
#1146Snapshot Array
Medium·Freq 13%·Acc 36.8%
+2
#1290Convert Binary Number in a Linked List to Integer
Easy·Freq 13%·Acc 82.4%
#1436Destination City
Easy·Freq 13%·Acc 79.6%
#1701Average Waiting Time
Medium·Freq 13%·Acc 73.1%
#1688Count of Matches in Tournament
Easy·Freq 13%·Acc 86.5%
#2096Step-By-Step Directions From a Binary Tree Node to Another
Medium·Freq 13%·Acc 56.5%
+3
#2109Adding Spaces to a String
Medium·Freq 13%·Acc 71.9%
+1
#2373Largest Local Values in a Matrix
Easy·Freq 13%·Acc 87.6%
#2444Count Subarrays With Fixed Bounds
Hard·Freq 13%·Acc 69.2%
+1
#2485Find the Pivot Integer
Easy·Freq 13%·Acc 83.8%
#2627Debounce
Medium·Freq 13%·Acc 91.7%
#3202Find the Maximum Length of Valid Subsequence II
Medium·Freq 13%·Acc 57.1%
#1514Path with Maximum Probability
Medium·Freq 13%·Acc 65.6%
+2
#2022Convert 1D Array Into 2D Array
Easy·Freq 13%·Acc 72.3%
#588Design In-Memory File System
Hard·Freq 13%·Acc 48.3%
+2
#629K Inverse Pairs Array
Hard·Freq 13%·Acc 49.0%
#1055Shortest Way to Form String
Medium·Freq 13%·Acc 61.7%
+1
#3234Count the Number of Substrings With Dominant Ones
Medium·Freq 13%·Acc 42.0%
#3186Maximum Total Damage With Spell Casting
Medium·Freq 13%·Acc 45.1%
+4
#440K-th Smallest in Lexicographical Order
Hard·Freq 13%·Acc 46.4%
#1579Remove Max Number of Edges to Keep Graph Fully Traversable
Hard·Freq 13%·Acc 70.1%
#1593Split a String Into the Max Number of Unique Substrings
Medium·Freq 13%·Acc 68.7%
#147Insertion Sort List
Medium·Freq 13%·Acc 59.6%
#568Maximum Vacation Days
Hard·Freq 13%·Acc 46.8%
#2501Longest Square Streak in an Array
Medium·Freq 13%·Acc 53.1%
+2
#2389Longest Subsequence With Limited Sum
Easy·Freq 13%·Acc 73.7%
+2
#1671Minimum Number of Removals to Make Mountain Array
Hard·Freq 13%·Acc 54.8%
+1
#1845Seat Reservation Manager
Medium·Freq 13%·Acc 67.3%
#1574Shortest Subarray to be Removed to Make Array Sorted
Medium·Freq 13%·Acc 51.4%
+2
#3254Find the Power of K-Size Subarrays I
Medium·Freq 13%·Acc 62.1%
#728Self Dividing Numbers
Easy·Freq 13%·Acc 81.0%
#2924Find Champion II
Medium·Freq 13%·Acc 70.4%
#2558Take Gifts From the Richest Pile
Easy·Freq 13%·Acc 75.5%
#382Linked List Random Node
Medium·Freq 13%·Acc 65.0%
+1
#2125Number of Laser Beams in a Bank
Medium·Freq 13%·Acc 87.0%
+1
#641Design Circular Deque
Medium·Freq 13%·Acc 64.8%
+1
#476Number Complement
Easy·Freq 13%·Acc 70.5%
#895Maximum Frequency Stack
Hard·Freq 13%·Acc 66.9%
+1
#475Heaters
Medium·Freq 13%·Acc 42.2%
+1
#3042Count Prefix and Suffix Pairs I
Easy·Freq 13%·Acc 77.8%
+3
#1062Longest Repeating Substring
Medium·Freq 13%·Acc 63.5%
+5
#3428Maximum and Minimum Sums of at Most Size K Subsequences
Medium·Freq 13%·Acc 22.0%
+2
#655Print Binary Tree
Medium·Freq 13%·Acc 66.7%
+1
#1267Count Servers that Communicate
Medium·Freq 13%·Acc 73.5%
+3
#2130Maximum Twin Sum of a Linked List
Medium·Freq 13%·Acc 83.3%
#2044Count Number of Maximum Bitwise-OR Subsets
Medium·Freq 13%·Acc 89.5%
+1
#939Minimum Area Rectangle
Medium·Freq 13%·Acc 55.4%
+2
#839Similar String Groups
Hard·Freq 13%·Acc 56.4%
+3
#2698Find the Punishment Number of an Integer
Medium·Freq 13%·Acc 81.7%
#487Max Consecutive Ones II
Medium·Freq 13%·Acc 52.1%
#2467Most Profitable Path in a Tree
Medium·Freq 13%·Acc 67.3%
+2
#873Length of Longest Fibonacci Subsequence
Medium·Freq 13%·Acc 57.5%
#997Find the Town Judge
Easy·Freq 13%·Acc 50.9%
#1780Check if Number is a Sum of Powers of Three
Medium·Freq 13%·Acc 79.4%
#2523Closest Prime Numbers in Range
Medium·Freq 13%·Acc 51.9%
+2
#2629Function Composition
Easy·Freq 13%·Acc 86.8%
#2379Minimum Recolors to Get K Consecutive Black Blocks
Easy·Freq 13%·Acc 68.8%
#932Beautiful Array
Medium·Freq 13%·Acc 69.8%
#3266Final Array State After K Multiplication Operations II
Hard·Freq 13%·Acc 13.6%
#520Detect Capital
Easy·Freq 13%·Acc 56.8%
#2033Minimum Operations to Make a Uni-Value Grid
Medium·Freq 13%·Acc 70.8%
+1
#478Generate Random Point in a Circle
Medium·Freq 13%·Acc 43.2%
+1
#2503Maximum Number of Points From Grid Queries
Hard·Freq 13%·Acc 59.2%
+4
#2818Apply Operations to Maximize Score
Hard·Freq 13%·Acc 53.6%
+4
#194Transpose File
Medium·Freq 13%·Acc 32.4%
#2140Solving Questions With Brainpower
Medium·Freq 13%·Acc 60.2%
#2873Maximum Value of an Ordered Triplet I
Easy·Freq 13%·Acc 58.2%
#546Remove Boxes
Hard·Freq 13%·Acc 49.6%
#2206Divide Array Into Equal Pairs
Easy·Freq 13%·Acc 79.3%
+1
#3396Minimum Number of Operations to Make Elements in Array Distinct
Easy·Freq 13%·Acc 71.2%
#2864Maximum Odd Binary Number
Easy·Freq 13%·Acc 82.9%
#2256Minimum Average Difference
Medium·Freq 13%·Acc 44.0%
#3503Longest Palindrome After Substring Concatenation I
Medium·Freq 13%·Acc 43.9%
+1
#1995Count Special Quadruplets
Easy·Freq 13%·Acc 64.9%
#2655Find Maximal Uncovered Ranges
Medium·Freq 13%·Acc 49.7%
#1814Count Nice Pairs in an Array
Medium·Freq 13%·Acc 48.4%
+1
#935Knight Dialer
Medium·Freq 13%·Acc 62.0%
#2799Count Complete Subarrays in an Array
Medium·Freq 13%·Acc 76.0%
#2845Count of Interesting Subarrays
Medium·Freq 13%·Acc 58.0%
#1547Minimum Cost to Cut a Stick
Hard·Freq 13%·Acc 63.3%
#2074Reverse Nodes in Even Length Groups
Medium·Freq 13%·Acc 64.7%
#3392Count Subarrays of Length Three With a Condition
Easy·Freq 13%·Acc 61.4%
#2119A Number After a Double Reversal
Easy·Freq 13%·Acc 82.4%
#990Satisfiability of Equality Equations
Medium·Freq 13%·Acc 52.0%
+1
#1716Calculate Money in Leetcode Bank
Easy·Freq 13%·Acc 82.4%
#2071Maximum Number of Tasks You Can Assign
Hard·Freq 13%·Acc 50.0%
+4
#2139Minimum Moves to Reach Target Score
Medium·Freq 13%·Acc 52.6%
#1326Minimum Number of Taps to Open to Water a Garden
Hard·Freq 13%·Acc 51.0%
#2259Remove Digit From Number to Maximize Result
Easy·Freq 13%·Acc 48.6%
#521Longest Uncommon Subsequence I
Easy·Freq 13%·Acc 62.4%
#1007Minimum Domino Rotations For Equal Row
Medium·Freq 13%·Acc 56.5%
#2901Longest Unequal Adjacent Groups Subsequence II
Medium·Freq 13%·Acc 51.5%
#3341Find Minimum Time to Reach Last Room I
Medium·Freq 13%·Acc 55.5%
+2
#2131Longest Palindrome by Concatenating Two Letter Words
Medium·Freq 13%·Acc 53.5%
+2
#1850Minimum Adjacent Swaps to Reach the Kth Smallest Number
Medium·Freq 13%·Acc 71.9%
#2739Total Distance Traveled
Easy·Freq 13%·Acc 41.6%
#1485Clone Binary Tree With Random Pointer
Medium·Freq 13%·Acc 81.3%
+2
#2434Using a Robot to Print the Lexicographically Smallest String
Medium·Freq 13%·Acc 62.2%
+1
#201Bitwise AND of Numbers Range
Medium·Freq 13%·Acc 49.1%
#3442Maximum Difference Between Even and Odd Frequency I
Easy·Freq 13%·Acc 60.7%
#1282Group the People Given the Group Size They Belong To
Medium·Freq 13%·Acc 87.5%
#926Flip String to Monotone Increasing
Medium·Freq 13%·Acc 61.9%
#3576Transform Array to All Equal Elements
Medium·Freq 13%·Acc 33.4%
#1432Max Difference You Can Get From Changing an Integer
Medium·Freq 13%·Acc 48.7%
#2966Divide Array Into Arrays With Max Difference
Medium·Freq 13%·Acc 79.0%
#3443Maximum Manhattan Distance After K Changes
Medium·Freq 13%·Acc 54.2%
+1
#2477Minimum Fuel Cost to Report to the Capital
Medium·Freq 13%·Acc 65.4%
+1
#3282Reach End of Array With Max Score
Medium·Freq 13%·Acc 33.9%
#652Find Duplicate Subtrees
Medium·Freq 13%·Acc 60.8%
+1
#2007Find Original Array From Doubled Array
Medium·Freq 13%·Acc 40.9%
+1
#3333Find the Original Typed String II
Hard·Freq 13%·Acc 45.5%
#592Fraction Addition and Subtraction
Medium·Freq 13%·Acc 66.5%
+2
#2787Ways to Express an Integer as Sum of Powers
Medium·Freq 13%·Acc 49.8%
#866Prime Palindrome
Medium·Freq 13%·Acc 28.3%
#276Paint Fence
Medium·Freq 13%·Acc 48.5%
#1523Count Odd Numbers in an Interval Range
Easy·Freq 13%·Acc 54.6%
#3439Reschedule Meetings for Maximum Free Time I
Medium·Freq 13%·Acc 54.0%
#1900The Earliest and Latest Rounds Where Players Compete
Hard·Freq 13%·Acc 72.2%
#106Construct Binary Tree from Inorder and Postorder Traversal
Medium·Freq 13%·Acc 69.1%
+2
#2458Height of Binary Tree After Subtree Removal Queries
Hard·Freq 13%·Acc 54.9%
+2
#910Smallest Range II
Medium·Freq 13%·Acc 38.0%
+1
#3201Find the Maximum Length of Valid Subsequence I
Medium·Freq 13%·Acc 54.9%
#1304Find N Unique Integers Sum up to Zero
Easy·Freq 13%·Acc 78.4%
#1203Sort Items by Groups Respecting Dependencies
Hard·Freq 13%·Acc 66.0%
+2
#372Super Pow
Medium·Freq 13%·Acc 37.1%
+1
#1695Maximum Erasure Value
Medium·Freq 13%·Acc 64.4%
#2322Minimum Score After Removals on a Tree
Hard·Freq 13%·Acc 76.1%
+1
#1717Maximum Score From Removing Substrings
Medium·Freq 13%·Acc 66.4%
#1009Complement of Base 10 Integer
Easy·Freq 13%·Acc 63.4%
#336Palindrome Pairs
Hard·Freq 13%·Acc 37.4%
+2
#2411Smallest Subarrays With Maximum Bitwise OR
Medium·Freq 13%·Acc 61.9%
+1
#2457Minimum Addition to Make Integer Beautiful
Medium·Freq 13%·Acc 38.8%
#898Bitwise ORs of Subarrays
Medium·Freq 13%·Acc 56.9%
#2870Minimum Number of Operations to Make Array Empty
Medium·Freq 13%·Acc 62.2%
+1
#2561Rearranging Fruits
Hard·Freq 13%·Acc 57.3%
+1
#754Reach a Number
Medium·Freq 13%·Acc 45.3%
#537Complex Number Multiplication
Medium·Freq 13%·Acc 73.6%
#869Reordered Power of 2
Medium·Freq 13%·Acc 65.9%
+2
#3566Partition Array into Two Equal Product Subsets
Medium·Freq 13%·Acc 35.3%
+1
#627Swap Sex of EmployeesSQL
Easy·Freq 13%·Acc 84.8%
#707Design Linked List
Medium·Freq 13%·Acc 30.5%
#3379Transformed Array
Easy·Freq 13%·Acc 70.6%
#1911Maximum Alternating Subsequence Sum
Medium·Freq 13%·Acc 59.2%
#2815Max Pair Sum in an Array
Easy·Freq 13%·Acc 61.0%
#3274Check if Two Chessboard Squares Have the Same Color
Easy·Freq 13%·Acc 72.2%
#665Non-decreasing Array
Medium·Freq 13%·Acc 25.5%
#3000Maximum Area of Longest Diagonal Rectangle
Easy·Freq 13%·Acc 45.9%
#1179Reformat Department TableSQL
Easy·Freq 13%·Acc 76.3%
#3446Sort Matrix by Diagonals
Medium·Freq 13%·Acc 84.7%
#937Reorder Data in Log Files
Medium·Freq 13%·Acc 56.8%
#3025Find the Number of Ways to Place People I
Medium·Freq 13%·Acc 64.0%
+2
#3027Find the Number of Ways to Place People II
Hard·Freq 13%·Acc 64.4%
+2
#3516Find Closest Person
Easy·Freq 13%·Acc 89.0%
#9233Sum With Multiplicity
Medium·Freq 13%·Acc 46.4%
+2
#741Cherry Pickup
Hard·Freq 13%·Acc 39.9%
#3227Vowels Game in a String
Medium·Freq 13%·Acc 77.1%
+1
#3552Grid Teleportation Traversal
Medium·Freq 13%·Acc 23.9%
+1
#306Additive Number
Medium·Freq 13%·Acc 34.1%
#2325Decode the Message
Easy·Freq 13%·Acc 85.9%
#391Perfect Rectangle
Hard·Freq 13%·Acc 38.4%
+2
#3100Water Bottles II
Medium·Freq 13%·Acc 78.1%
#851Loud and Rich
Medium·Freq 13%·Acc 63.8%
+2
#3417Zigzag Grid Traversal With Skip
Easy·Freq 13%·Acc 65.5%
#2954Count the Number of Infection Sequences
Hard·Freq 13%·Acc 38.0%
+1
#3697Compute Decimal Representation
Easy·Freq 13%·Acc 64.9%
#464Can I Win
Medium·Freq 13%·Acc 31.5%
+3
#2426Number of Pairs Satisfying Inequality
Hard·Freq 13%·Acc 47.6%
+4
#3539Find Sum of Array Product of Magical Sequences
Hard·Freq 13%·Acc 61.7%
+3
#1676Lowest Common Ancestor of a Binary Tree IV
Medium·Freq 13%·Acc 79.6%
+3
#1984Minimum Difference Between Highest and Lowest of K Scores
Easy·Freq 13%·Acc 66.4%
#1921Eliminate Maximum Number of Monsters
Medium·Freq 13%·Acc 51.2%
#1656Design an Ordered Stream
Easy·Freq 13%·Acc 82.7%
+1
#3346Maximum Frequency of an Element After Performing Operations I
Medium·Freq 13%·Acc 40.2%
+2
#2048Next Greater Numerically Balanced Number
Medium·Freq 13%·Acc 63.1%
+2
#2781Length of the Longest Valid Substring
Hard·Freq 13%·Acc 38.6%
+1
#2250Count Number of Rectangles Containing Each Point
Medium·Freq 13%·Acc 37.8%
+2
#1360Number of Days Between Two Dates
Easy·Freq 13%·Acc 53.0%
#2296Design a Text Editor
Hard·Freq 13%·Acc 51.1%
+3
#2028Find Missing Observations
Medium·Freq 13%·Acc 57.4%
#3542Minimum Operations to Convert All Elements to Zero
Medium·Freq 13%·Acc 53.1%
+2
#2536Increment Submatrices by One
Medium·Freq 13%·Acc 73.8%
#1437Check If All 1's Are at Least Length K Places Away
Easy·Freq 13%·Acc 64.3%
#1337The K Weakest Rows in a Matrix
Easy·Freq 13%·Acc 74.4%
+2
#2154Keep Multiplying Found Values by Two
Easy·Freq 13%·Acc 75.0%
+1
#2593Sum Smaller
Medium·Freq 13%·Acc 51.4%
+1
#757Set Intersection Size At Least Two
Hard·Freq 13%·Acc 58.1%
#654Maximum Binary Tree
Medium·Freq 13%·Acc 86.4%
+4
#612Shortest Distance in a PlaneSQL
Medium·Freq 13%·Acc 60.9%
#1015Smallest Integer Divisible by K
Medium·Freq 13%·Acc 54.2%
#1750Minimum Length of String After Deleting Similar Ends
Medium·Freq 13%·Acc 56.2%
#1393Capital Gain/LossSQL
Medium·Freq 13%·Acc 84.5%
#3623Count Number of Trapezoids I
Medium·Freq 13%·Acc 48.2%
+1
#3495Minimum Operations to Make Array Elements Zero
Hard·Freq 13%·Acc 60.3%
#3577Count the Number of Computer Unlocking Permutations
Medium·Freq 13%·Acc 58.9%
+1
#1696Jump Game VI
Medium·Freq 13%·Acc 46.5%
+2
#2054Two Best Non-Overlapping Events
Medium·Freq 13%·Acc 64.0%
+2
#3732Maximum Product of Three Elements After One Replacement
Medium·Freq 13%·Acc 47.8%
+1
#3690Split and Merge Array Transformation
Medium·Freq 13%·Acc 58.9%
#1795Rearrange Products TableSQL
Easy·Freq 13%·Acc 85.5%
#3562Maximum Profit from Trading Stocks with Discounts
Hard·Freq 13%·Acc 56.5%
+1
#563Binary Tree Tilt
Easy·Freq 13%·Acc 66.1%
+1
#961N-Repeated Element in Size 2N Array
Easy·Freq 13%·Acc 80.0%
#1411Number of Ways to Paint N × 3 Grid
Hard·Freq 13%·Acc 80.5%
#1136Parallel Courses
Medium·Freq 13%·Acc 62.3%
#759Employee Free Time
Hard·Freq 13%·Acc 73.0%
+1
#712Minimum ASCII Delete Sum for Two Strings
Medium·Freq 13%·Acc 71.1%
#313Super Ugly Number
Medium·Freq 13%·Acc 46.3%
#2943Maximize Area of Square Hole in Grid
Medium·Freq 13%·Acc 62.0%
#3315Construct the Minimum Bitwise Array II
Medium·Freq 13%·Acc 66.6%
#3296Minimum Number of Seconds to Make Mountain Height Zero
Medium·Freq 13%·Acc 58.3%
+2
#3010Divide an Array Into Subarrays With Minimum Cost I
Easy·Freq 13%·Acc 80.6%
#3637Trionic Array I
Easy·Freq 13%·Acc 49.5%
#845Longest Mountain in Array
Medium·Freq 13%·Acc 42.3%
+1
#2946Matrix Similarity After Cyclic Shifts
Easy·Freq 13%·Acc 74.4%
+1
#799Champagne Tower
Medium·Freq 13%·Acc 64.1%
#3770Largest Prime from Consecutive Prime Sum
Medium·Freq 13%·Acc 39.3%
#2889Reshape Data: Pivot
Easy·Freq 13%·Acc 82.9%
#2521Distinct Prime Factors of Product of Array
Medium·Freq 13%·Acc 54.9%
+7
#2601Prime Subtraction Operation
Medium·Freq 13%·Acc 55.6%
+2
#1572Matrix Diagonal Sum
Easy·Freq 13%·Acc 84.4%
#3816Lexicographically Smallest String After Deleting Duplicate Characters
Hard·Freq 13%·Acc 20.7%
+2
#1800Maximum Ascending Subarray Sum
Easy·Freq 13%·Acc 66.3%
#1664Ways to Make a Fair Array
Medium·Freq 13%·Acc 67.3%
#834Sum of Distances in Tree
Hard·Freq 13%·Acc 65.7%
+2
#2672Number of Adjacent Elements With the Same Color
Medium·Freq 13%·Acc 59.9%
#360Sort Transformed Array
Medium·Freq 13%·Acc 58.2%
+1
#1442Count Triplets That Can Form Two Arrays of Equal XOR
Medium·Freq 13%·Acc 84.8%
+2
#2697Lexicographically Smallest Palindrome
Easy·Freq 13%·Acc 81.5%
#1727Largest Submatrix With Rearrangements
Medium·Freq 13%·Acc 80.2%
+1
#979Distribute Coins in Binary Tree
Medium·Freq 13%·Acc 77.3%
+1
#3643Flip Square Submatrix Vertically
Easy·Freq 13%·Acc 79.4%
#922Sort Array By Parity II
Easy·Freq 13%·Acc 71.3%
#2332The Latest Time to Catch a Bus
Medium·Freq 13%·Acc 30.1%
+1
#2264Largest 3-Same-Digit Number in String
Easy·Freq 13%·Acc 72.7%
#3129Find All Possible Stable Binary Arrays I
Medium·Freq 13%·Acc 53.6%
#1006Clumsy Factorial
Medium·Freq 13%·Acc 61.7%
#3592Inverse Coin Change
Medium·Freq 13%·Acc 52.5%
#3024Type of Triangle
Easy·Freq 13%·Acc 44.0%
+1
#2751Robot Collisions
Hard·Freq 13%·Acc 61.6%
+1
#1289Minimum Falling Path Sum II
Hard·Freq 13%·Acc 63.0%
#630Course Schedule III
Hard·Freq 13%·Acc 41.9%
+1
#859Buddy Strings
Easy·Freq 13%·Acc 34.1%
#1492The kth Factor of n
Medium·Freq 13%·Acc 70.5%
#2615Sum of Distances
Medium·Freq 13%·Acc 50.3%
#1963Minimum Number of Swaps to Make the String Balanced
Medium·Freq 13%·Acc 78.0%
+2
#3046Split the Array
Easy·Freq 13%·Acc 61.6%
#1559Detect Cycles in 2D Grid
Medium·Freq 13%·Acc 63.4%
+2
#396Rotate Function
Medium·Freq 13%·Acc 54.2%
#2248Intersection of Multiple Arrays
Easy·Freq 13%·Acc 68.8%
+1
#3335Total Characters in String After Transformations I
Medium·Freq 13%·Acc 45.6%
+2
#1413Minimum Value to Get Positive Step by Step Sum
Easy·Freq 13%·Acc 64.8%
#3629Minimum Jumps to Reach End via Prime Teleportation
Medium·Freq 13%·Acc 44.6%
+2
#3606Coupon Code Validator
Easy·Freq 13%·Acc 64.8%
+1
#2770Maximum Number of Jumps to Reach the Last Index
Medium·Freq 13%·Acc 51.0%
#1534Count Good Triplets
Easy·Freq 13%·Acc 85.5%
#3932Count K-th Roots in a Range
Medium·Freq 13%·Acc 24.5%
#2413Smallest Even Multiple
Easy·Freq 13%·Acc 88.4%
#1489Find Critical and Pseudo-Critical Edges in Minimum Spanning Tree
Hard·Freq 13%·Acc 66.6%
+5
#2600K Items With the Maximum Sum
Easy·Freq 13%·Acc 60.3%
#3633Earliest Finish Time for Land and Water Rides I
Easy·Freq 13%·Acc 73.0%
+2
#1081Smallest Subsequence of Distinct Characters
Medium·Freq 13%·Acc 63.7%
+1
#2161Partition Array According to Given Pivot
Medium·Freq 13%·Acc 90.8%
#948Bag of Tokens
Medium·Freq 13%·Acc 59.7%
+1
#1314Matrix Block Sum
Medium·Freq 13%·Acc 76.7%
#1594Maximum Non Negative Product in a Matrix
Medium·Freq 13%·Acc 51.6%
#2483Minimum Penalty for a Shop
Medium·Freq 13%·Acc 71.2%
#2089Find Target Indices After Sorting Array
Easy·Freq 13%·Acc 78.2%
#3614Process String with Special Operations II
Hard·Freq 13%·Acc 39.8%
#1154Day of the Year
Easy·Freq 13%·Acc 49.9%
#2559Count Vowel Strings in Ranges
Medium·Freq 13%·Acc 67.9%
#1389Create Target Array in the Given Order
Easy·Freq 13%·Acc 86.5%
#1189Maximum Number of Balloons
Easy·Freq 13%·Acc 64.2%
#2779Maximum Beauty of an Array After Applying Operation
Medium·Freq 13%·Acc 58.5%
+1
#807Max Increase to Keep City Skyline
Medium·Freq 13%·Acc 86.5%
#3699Number of ZigZag Arrays I
Hard·Freq 13%·Acc 50.5%
#420Strong Password Checker
Hard·Freq 13%·Acc 16.0%
#3286Find a Safe Walk Through a Grid
Medium·Freq 13%·Acc 55.3%
+3
#1796Second Largest Digit in a String
Easy·Freq 13%·Acc 54.9%
#722Remove Comments
Medium·Freq 13%·Acc 40.3%
#1288Remove Covered Intervals
Medium·Freq 13%·Acc 60.0%
#3960Frequency Balance Subarray
Medium·Freq 13%·Acc 29.1%
#1020Number of Enclaves
Medium·Freq 13%·Acc 72.0%
+2
#3534Path Existence Queries in a Graph II
Hard·Freq 13%·Acc 64.6%
+5
#2037Minimum Number of Moves to Seat Everyone
Easy·Freq 13%·Acc 87.2%
+1
#2685Count the Number of Complete Components
Medium·Freq 13%·Acc 80.8%
+1
#2454Next Greater Element IV
Hard·Freq 13%·Acc 42.3%
+3
#687Longest Univalue Path
Medium·Freq 13%·Acc 44.1%
#688Knight Probability in Chessboard
Medium·Freq 13%·Acc 57.2%
#2367Number of Arithmetic Triplets
Easy·Freq 13%·Acc 85.6%
#1334Find the City With the Smallest Number of Neighbors at a Threshold Distance
Medium·Freq 13%·Acc 73.3%
#2160Minimum Sum of Four Digit Number After Splitting Digits
Easy·Freq 13%·Acc 86.3%
#2678Number of Senior Citizens
Easy·Freq 13%·Acc 81.2%
#959Regions Cut By Slashes
Medium·Freq 13%·Acc 77.6%
#2529Maximum Count of Positive Integer and Negative Integer
Easy·Freq 13%·Acc 74.3%
#2731Movement of Robots
Medium·Freq 13%·Acc 28.1%
#2425Bitwise XOR of All Pairings
Medium·Freq 13%·Acc 66.9%
#2115Find All Possible Recipes from Given Supplies
Medium·Freq 13%·Acc 57.0%
#664Strange Printer
Hard·Freq 13%·Acc 61.0%
#1658Minimum Operations to Reduce X to Zero
Medium·Freq 13%·Acc 40.7%
#818Race Car
Hard·Freq 13%·Acc 44.9%
#3337Total Characters in String After Transformations II
Hard·Freq 13%·Acc 57.9%
#1957Delete Characters to Make Fancy String
Easy·Freq 13%·Acc 74.0%
#1526Minimum Number of Increments on Subarrays to Form a Target Array
Hard·Freq 13%·Acc 78.2%
#2019The Score of Students Solving Math Expression
Hard·Freq 13%·Acc 34.5%
#1129Shortest Path with Alternating Colors
Medium·Freq 13%·Acc 48.1%
#2330Valid Palindrome IV
Medium·Freq 13%·Acc 75.6%
#1201Ugly Number III
Medium·Freq 13%·Acc 31.7%
#3336Find the Number of Subsequences With Equal GCD
Hard·Freq 11%·Acc 0.7%
+3
#3517Smallest Palindromic Rearrangement I
Medium·Freq 11%·Acc 0.7%
#486Predict the Winner
Medium·Freq 11%·Acc 0.6%
+4
#3731Find Missing Elements
Easy·Freq 8%·Acc 0.9%
#3345Smallest Divisible Digit Product I
Easy·Freq 8%·Acc 0.7%
#3302Find the Lexicographically Smallest Valid Sequence
Medium·Freq 8%·Acc 0.6%
+1
#1608Special Array With X Elements Greater Than or Equal X
Easy·Freq 5%·Acc 0.7%
#3754Concatenate Non-Zero Digits and Multiply by Sum I
Easy·Freq 5%·Acc 0.7%
#3668Restore Finishing Order
Easy·Freq 5%·Acc 0.9%
#1192Critical Connections in a Network
Hard·Freq 5%·Acc 0.6%
+1
#3940Limit Occurrences in Sorted Array
Easy·Freq 5%·Acc 0.7%
#1802Maximum Value at a Given Index in a Bounded Array
Medium·Freq 5%·Acc 0.4%
#2064Minimized Maximum of Products Distributed to Any Store
Medium·Freq 5%·Acc 0.6%
#2653Sliding Subarray Beauty
Medium·Freq 5%·Acc 0.4%
#1819Number of Different Subsequences GCDs
Hard·Freq 5%·Acc 0.5%
+3
#1873Calculate Special BonusSQL
Easy·Freq 5%·Acc 0.6%
#3513Number of Unique XOR Triplets I
Medium·Freq 5%·Acc 0.6%
#2595Number of Even and Odd Bits
Easy·Freq 5%·Acc 0.7%
#1186Maximum Subarray Sum with One Deletion
Medium·Freq 5%·Acc 0.5%
#3536Maximum Product of Two Digits
Easy·Freq 5%·Acc 0.8%
#397Integer Replacement
Medium·Freq 5%·Acc 0.4%
+1
#619Biggest Single NumberSQL
Easy·Freq 5%·Acc 0.7%
#3518Smallest Palindromic Rearrangement II
Hard·Freq 5%·Acc 0.4%
+2
#995Minimum Number of K Consecutive Bit Flips
Hard·Freq 5%·Acc 0.6%
+3
#1816Truncate Sentence
Easy·Freq 5%·Acc 0.9%
#3019Number of Changing Keys
Easy·Freq 5%·Acc 0.8%
#1823Find the Winner of the Circular Game
Medium·Freq 5%·Acc 0.8%
+2
#1985Find the Kth Largest Integer in the Array
Medium·Freq 5%·Acc 0.5%
+3
#1527Patients With a ConditionSQL
Easy·Freq 5%·Acc 0.4%
#4003Minimum Cost Path with Alternating Directions III
Hard·Freq 5%·Acc 0.6%
#3490Count Beautiful Numbers
Hard·Freq 5%·Acc 0.2%
#3348Smallest Divisible Digit Product II
Hard·Freq 5%·Acc 0.5%
+2
#2652Sum Multiples
Easy·Freq 5%·Acc 0.9%
#1051Height Checker
Easy·Freq 5%·Acc 0.8%
+1
#3859Count Subarrays With K Distinct Integers
Hard·Freq 5%·Acc 0.2%
+1
#2952Minimum Number of Coins to be Added
Medium·Freq 5%·Acc 0.6%
Showing 1420 of 1420 questionsWindow: All Time

Meta Technical Interview Overview & Company-Wise Questions

Software engineering and technical interviews at Meta emphasize real-world problem solving, algorithmic efficiency, and scalable data structure design. The curated dataset above contains 1420 verified LeetCode problems, categorized by frequency and filtered across recent interview seasons.

Frequently Asked Questions

What are the top LeetCode questions for Meta?

Leading questions include Minimum Remove to Make Valid Parentheses, Valid Word Abbreviation, Valid Palindrome II. 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 Meta?

You can practice all 1420 Meta 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 Meta coding rounds?

Begin by reviewing Medium-difficulty problems (774 tracked), which constitute the majority of technical rounds. Complement coding practice with foundational DSA patterns like Sliding Window, Two Pointers, and Graph Traversal.

Explore Peer Tech Firms

Google QuestionsAmazon QuestionsApple QuestionsNetflix QuestionsMicrosoft QuestionsBloomberg QuestionsCitadel QuestionsUber Questions

Recommended Patterns

Dynamic ProgrammingGraph TraversalTwo PointersRoadmap Graph