LeetCode The Hard Way

Microsoft

1371 problems

ProblemDifficultyFrequency Topics
3191. Minimum Operations to Make Binary Array Elements Equal to One IMedium16.4%
ArrayBit ManipulationQueueSliding WindowPrefix Sum
MemoizeMedium16.4%
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1863. Sum of All Subset XOR TotalsEasy16.4%
ArrayMathBacktrackingBit ManipulationCombinatoricsEnumeration
2537. Count the Number of Good SubarraysMedium16.4%
ArrayHash TableSliding Window
983. Minimum Cost For TicketsMedium16.4%
ArrayDynamic Programming
2302. Count Subarrays With Score Less Than KHard16.4%
ArrayBinary SearchSliding WindowPrefix Sum
Exclusive Time of FunctionsMedium16.4%
ArrayStack
1903. Largest Odd Number in StringEasy16.4%
MathStringGreedy
2101. Detonate the Maximum BombsMedium16.4%
ArrayMathDepth-First SearchBreadth-First SearchGraph TheoryGeometry
3403. Find the Lexicographically Largest String From the Box IMedium16.4%
Two PointersStringEnumeration
Actors and Directors Who Cooperated At Least Three TimesEasy16.4%
Database
1859. Sorting the SentenceEasy16.4%
StringSortingBubble Sort
951. Flip Equivalent Binary TreesMedium16.4%
TreeDepth-First SearchBinary Tree
1319. Number of Operations to Make Network ConnectedMedium16.4%
Depth-First SearchBreadth-First SearchUnion-FindGraph Theory
1696. Jump Game VIMedium16.4%
ArrayDynamic ProgrammingQueueHeap (Priority Queue)Monotonic Queue
Convert BST to Greater TreeMedium16.4%
TreeDepth-First SearchBinary Search TreeBinary Tree
2040. Kth Smallest Product of Two Sorted ArraysHard16.4%
ArrayBinary Search
958. Check Completeness of a Binary TreeMedium16.4%
TreeBreadth-First SearchBinary Tree
1094. Car PoolingMedium16.4%
ArraySortingHeap (Priority Queue)SimulationPrefix Sum
1572. Matrix Diagonal SumEasy16.4%
ArrayMatrix
3333. Find the Original Typed String IIHard16.4%
StringDynamic ProgrammingPrefix Sum
754. Reach a NumberMedium16.4%
MathBinary Search
3202. Find the Maximum Length of Valid Subsequence IIMedium16.4%
ArrayDynamic Programming
821. Shortest Distance to a CharacterEasy16.4%
ArrayTwo PointersString
2592. Maximize Greatness of an ArrayMedium16.4%
ArrayTwo PointersGreedySorting
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