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- lcof2
- 剑指 Offer II 077. 链表排序
- 剑指 Offer II 078. 合并排序链表
- 剑指 Offer II 079. 所有子集
- 剑指 Offer II 080. 含有 k 个元素的组合
- 剑指 Offer II 081. 允许重复选择元素的组合
- 剑指 Offer II 082. 含有重复元素集合的组合
- 剑指 Offer II 083. 没有重复元素集合的全排列
- 剑指 Offer II 084. 含有重复元素集合的全排列
- 剑指 Offer II 085. 生成匹配的括号
- 剑指 Offer II 086. 分割回文子字符串
- 剑指 Offer II 087. 复原 IP
- 剑指 Offer II 088. 爬楼梯的最少成本
- 剑指 Offer II 089. 房屋偷盗
- 剑指 Offer II 090. 环形房屋偷盗
- 剑指 Offer II 091. 粉刷房子
- 剑指 Offer II 092. 翻转字符
- 剑指 Offer II 093. 最长斐波那契数列
- 剑指 Offer II 094. 最少回文分割
- 剑指 Offer II 095. 最长公共子序列
- 剑指 Offer II 096. 字符串交织
- 剑指 Offer II 097. 子序列的数目
- solution
- 0000-0099
- 0020.Valid Parentheses
- 0024.Swap Nodes in Pairs
- 0049.Group Anagrams
- 0071.Simplify Path
- 0094.Binary Tree Inorder Traversal
- images
- 0100-0199
- 0144.Binary Tree Preorder Traversal
- images
- 0145.Binary Tree Postorder Traversal
- images
- 0176.Second Highest Salary
- 0197.Rising Temperature
- 0200-0299
- 0205.Isomorphic Strings
- 0217.Contains Duplicate
- 0242.Valid Anagram
- 0290.Word Pattern
- 0300-0399/0387.First Unique Character in a String
- 0400-0499
- 0411.Minimum Unique Word Abbreviation
- 0455.Assign Cookies
- 0500-0599
- 0572.Subtree of Another Tree
- images
- 0592.Fraction Addition and Subtraction
- 0600-0699
- 0626.Exchange Seats
- 0666.Path Sum IV
- 0673.Number of Longest Increasing Subsequence
- 0700-0799
- 0703.Kth Largest Element in a Stream
- 0728.Self Dividing Numbers
- 0733.Flood Fill
- 0800-0899
- 0840.Magic Squares In Grid
- 0884.Uncommon Words from Two Sentences
- 0885.Spiral Matrix III
- 0900-0999
- 0909.Snakes and Ladders
- 0947.Most Stones Removed with Same Row or Column
- 1000-1099
- 1040.Moving Stones Until Consecutive II
- 1047.Remove All Adjacent Duplicates In String
- 1052.Grumpy Bookstore Owner
- 1055.Shortest Way to Form String
- 1078.Occurrences After Bigram
- 1100-1199
- 1137.N-th Tribonacci Number
- 1140.Stone Game II
- 1152.Analyze User Website Visit Pattern
- 1160.Find Words That Can Be Formed by Characters
- 1200-1299
- 1207.Unique Number of Occurrences
- 1215.Stepping Numbers
- 1260.Shift 2D Grid
- 1275.Find Winner on a Tic Tac Toe Game
- 1295.Find Numbers with Even Number of Digits
- 1300-1399
- 1313.Decompress Run-Length Encoded List
- 1326.Minimum Number of Taps to Open to Water a Garden
- 1328.Break a Palindrome
- 1330.Reverse Subarray To Maximize Array Value
- 1331.Rank Transform of an Array
- 1341.Movie Rating
- 1345.Jump Game IV
- 1347.Minimum Number of Steps to Make Two Strings Anagram
- 1370.Increasing Decreasing String
- 1400-1499
- 1409.Queries on a Permutation With Key
- 1431.Kids With the Greatest Number of Candies
- 1432.Max Difference You Can Get From Changing an Integer
- 1450.Number of Students Doing Homework at a Given Time
- 1462.Course Schedule IV
- 1497.Check If Array Pairs Are Divisible by k
- 1600-1699
- 1616.Split Two Strings to Make Palindrome
- 1684.Count the Number of Consistent Strings
- 1700-1799/1717.Maximum Score From Removing Substrings
- 1800-1899
- 1822.Sign of the Product of an Array
- 1844.Replace All Digits with Characters
- 1900-1999/1905.Count Sub Islands
- 2000-2099
- 2000.Reverse Prefix of Word
- 2037.Minimum Number of Moves to Seat Everyone
- 2096.Step-By-Step Directions From a Binary Tree Node to Another
- 2100-2199
- 2107.Number of Unique Flavors After Sharing K Candies
- 2121.Intervals Between Identical Elements
- 2134.Minimum Swaps to Group All 1's Together II
- 2200-2299/2205.The Number of Users That Are Eligible for Discount
- 2300-2399
- 2314.The First Day of the Maximum Recorded Degree in Each City
- 2364.Count Number of Bad Pairs
- 2367.Number of Arithmetic Triplets
- 2400-2499
- 2414.Length of the Longest Alphabetical Continuous Substring
- 2456.Most Popular Video Creator
- 2500-2599
- 2506.Count Pairs Of Similar Strings
- 2576.Find the Maximum Number of Marked Indices
- 2600-2699/2615.Sum of Distances
- 2700-2799
- 2706.Buy Two Chocolates
- 2751.Robot Collisions
- 2800-2899
- 2860.Happy Students
- 2894.Divisible and Non-divisible Sums Difference
- 2895.Minimum Processing Time
- 2900-2999
- 2967.Minimum Cost to Make Array Equalindromic
- 2976.Minimum Cost to Convert String I
- 3000-3099/3052.Maximize Items
- 3100-3199
- 3104.Find Longest Self-Contained Substring
- 3109.Find the Index of Permutation
- 3118.Friday Purchase III
- 3124.Find Longest Calls
- 3134.Find the Median of the Uniqueness Array
- 3146.Permutation Difference between Two Strings
- 3153.Sum of Digit Differences of All Pairs
- 3156.Employee Task Duration and Concurrent Tasks
- 3178.Find the Child Who Has the Ball After K Seconds
- 3198.Find Cities in Each State
- 3200-3299
- 3222.Find the Winning Player in Coin Game
- 3223.Minimum Length of String After Operations
- 3224.Minimum Array Changes to Make Differences Equal
- 3225.Maximum Score From Grid Operations
- 3226.Number of Bit Changes to Make Two Integers Equal
- 3227.Vowels Game in a String
- 3228.Maximum Number of Operations to Move Ones to the End
- 3229.Minimum Operations to Make Array Equal to Target
- 3232.Find if Digit Game Can Be Won
- 3233.Find the Count of Numbers Which Are Not Special
- 3234.Count the Number of Substrings With Dominant Ones
- 3235.Check if the Rectangle Corner Is Reachable
- 3238.Find the Number of Winning Players
- 3239.Minimum Number of Flips to Make Binary Grid Palindromic I
- 3240.Minimum Number of Flips to Make Binary Grid Palindromic II
- 3241.Time Taken to Mark All Nodes
- 3242.Design Neighbor Sum Service
- 3243.Shortest Distance After Road Addition Queries I
- 3244.Shortest Distance After Road Addition Queries II
- 3245.Alternating Groups III
- 3248.Snake in Matrix
- 3249.Count the Number of Good Nodes
- 3250.Find the Count of Monotonic Pairs I
- 3251.Find the Count of Monotonic Pairs II
- 3254.Find the Power of K-Size Subarrays I
- 3255.Find the Power of K-Size Subarrays II
- 3256.Maximum Value Sum by Placing Three Rooks I
- 3257.Maximum Value Sum by Placing Three Rooks II
- 3258.Count Substrings That Satisfy K-Constraint I
- 3259.Maximum Energy Boost From Two Drinks
- 3260.Find the Largest Palindrome Divisible by K
- 3261.Count Substrings That Satisfy K-Constraint II
- 3263.Convert Doubly Linked List to Array I
- 3264.Final Array State After K Multiplication Operations I
- 3265.Count Almost Equal Pairs I
- 3266.Final Array State After K Multiplication Operations II
- 3267.Count Almost Equal Pairs II
- 3268.Find Overlapping Shifts II
- 3269.Constructing Two Increasing Arrays
- 3270.Find the Key of the Numbers
- 3271.Hash Divided String
- 3272.Find the Count of Good Integers
- 3273.Minimum Amount of Damage Dealt to Bob
- 3274.Check if Two Chessboard Squares Have the Same Color
- images
- 3275.K-th Nearest Obstacle Queries
- 3276.Select Cells in Grid With Maximum Score
- images
- 3277.Maximum XOR Score Subarray Queries
- 3278.Find Candidates for Data Scientist Position II
- 3279.Maximum Total Area Occupied by Pistons
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