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DifficultyTopic31 of 31
No.ProblemDifficultyFrequency
2861Maximum Number of Alloys
Math
Medium
100.0%
566Reshape the Matrix
Array
Easy
100.0%
3035Maximum Palindromes After Operations
String
Medium
100.0%
2462Total Cost to Hire K WorkersMedium
100.0%
1648Sell Diminishing-Valued Colored BallsMedium
100.0%
2514Count Anagrams
String
Hard
87.5%
2038Remove Colored Pieces if Both Neighbors are the Same ColorMedium
87.5%
1163Last Substring in Lexicographical Order
StringTreeGraph
Hard
87.5%
1130Minimum Cost Tree From Leaf Values
Tree
Medium
87.5%
3049Earliest Second to Mark Indices IIHard
87.5%
3048Earliest Second to Mark Indices IMedium
87.5%
2444Count Subarrays With Fixed Bounds
Array
Hard
87.5%
500Keyboard RowEasy
87.5%
2582Pass the PillowEasy
87.5%
968Binary Tree Cameras
Tree
Hard
87.5%
638Shopping OffersMedium
87.5%
2858Minimum Edge Reversals So Every Node Is Reachable
Linked List
Hard
75.0%
621Task SchedulerMedium
75.0%
2918Minimum Equal Sum of Two Arrays After Replacing Zeros
Array
Medium
75.0%
2851String Transformation
String
Hard
62.5%
25Reverse Nodes in k-Group
Linked List
Hard
62.5%
2964Number of Divisible Triplet Sums
Math
Medium
62.5%
1328Break a Palindrome
String
Medium
50.0%
1290Convert Binary Number in a Linked List to Integer
Linked ListMath
Easy
50.0%
1335Minimum Difficulty of a Job ScheduleHard
50.0%
2559Count Vowel Strings in Ranges
String
Medium
50.0%
2831Find the Longest Equal Subarray
Array
Medium
50.0%
2697Lexicographically Smallest Palindrome
StringGraph
Easy
50.0%
1220Count Vowels PermutationHard
50.0%
20Valid Parentheses
Stack/Queue
Easy
50.0%
3335Total Characters in String After Transformations I
String
Medium
50.0%