Enumeration

110 LeetCode questions

Difficulty Distribution

Easy
25
23%
Medium
55
50%
Hard
30
27%

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Questions

TitleDifficulty
Find the PeaksEasy
Count PrimesMedium
Smallest Divisible Digit Product IEasy
Sum of All Subset XOR TotalsEasy
Longest Mountain in ArrayMedium
Reordered Power of 2Medium
Count Good TripletsEasy
Maximum Number of Achievable Transfer RequestsHard
Minimum Degree of a Connected Trio in a GraphHard
Check if Move is LegalMedium
Remove Digit From Number to Maximize ResultEasy
K Divisible Elements SubarraysMedium
Substring With Largest VarianceHard
Sum of Number and Its ReverseMedium
Split Message Based on LimitHard
Distribute Candies Among Children IEasy
Distribute Candies Among Children IIMedium
Count Beautiful Substrings IMedium
Find the Maximum Number of Elements in SubsetMedium
Minimum Cost to Equalize ArrayHard
Finding 3-Digit Even NumbersEasy
Lexicographically Smallest String After Applying OperationsMedium
Count Number of Maximum Bitwise-OR SubsetsMedium
Identify the Largest Outlier in an ArrayMedium
Maximum Possible Number by Binary ConcatenationMedium
Unique 3-Digit Even NumbersEasy
Maximum Frequency After Subarray OperationMedium
Count the Number of Substrings With Dominant OnesMedium
Find the Lexicographically Largest String From the Box IMedium
Maximum Difference Between Even and Odd Frequency IIHard
Number of Common FactorsEasy
Longest Subsequence Repeated k TimesHard
Reschedule Meetings for Maximum Free Time IIMedium
Consecutive Numbers SumHard
Maximize Subarrays After Removing One Conflicting PairHard
Collecting ChocolatesMedium
Find the Minimum Area to Cover All Ones IIHard
Find the Number of Ways to Place People IMedium
Minimum Operations to Make the Integer ZeroMedium
Two-Letter Card GameMedium
Lexicographically Smallest Permutation Greater Than TargetMedium
Count Symmetric IntegersEasy
Divide an Array Into Subarrays With Minimum Cost IEasy
Longest Balanced Substring IMedium
Happy StudentsMedium
Maximum Rows Covered by ColumnsMedium
Count the Number of Incremovable Subarrays IEasy
Number of Possible Sets of Closing BranchesHard
Maximum Square Area by Removing Fences From a FieldMedium
Count Special SubsequencesMedium
Shortest String That Contains Three StringsMedium
Sum of k-Mirror NumbersHard
Next Greater Numerically Balanced NumberMedium
Count Square Sum TriplesEasy
Number of Black BlocksMedium
Removing Minimum Number of Magic BeansMedium
Count Increasing QuadrupletsHard
Find Maximum Area of a TriangleMedium
Sequential DigitsMedium
Minimum Cost to Set Cooking TimeMedium
Minimum Moves to Capture The QueenMedium
Ambiguous CoordinatesMedium
Super PalindromesHard
Check if Word Can Be Placed In CrosswordMedium
Recover the Original ArrayHard
Maximum Score of a Node SequenceHard
Sum of Imbalance Numbers of All SubarraysHard
Find the Number of Ways to Place People IIHard
Most Frequent PrimeMedium
Latest Time You Can Obtain After Replacing CharactersEasy
Maximum Number of Ways to Partition an ArrayHard
Number of Arithmetic TripletsEasy
Number of Valid Clock TimesEasy
Maximum Area Rectangle With Point Constraints IMedium
Minimum Operations to Make Character Frequencies EqualHard
Naming a CompanyHard
Smallest Substring With Identical Characters IHard
Three DivisorsEasy
Find the Count of Good IntegersHard
Maximize Subarray GCD ScoreHard
Count Special QuadrupletsEasy
Longest Palindrome After Substring Concatenation IMedium
Partition Array for Maximum XOR and ANDHard
Maximum Subarray With Equal ProductsEasy
Total Waviness of Numbers in Range IMedium
Sum of Squares of Special ElementsEasy
Maximize Active Section with Trade IMedium
Detect Pattern of Length M Repeated K or More TimesEasy
Count Almost Equal Pairs IMedium
Maximum Total Beauty of the GardensHard
Maximum Points in an Archery CompetitionMedium
Largest Time for Given DigitsMedium
Coordinate With Maximum Network QualityMedium
Number of Unique XOR Triplets IIMedium
Find the Integer Added to Array IIMedium
Partition Array into Two Equal Product SubsetsMedium
Greatest English Letter in Upper and Lower CaseEasy
Count Substrings That Differ by One CharacterMedium
Maximum Good People Based on StatementsHard
Word Squares IIMedium

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