LeetCode The Hard Way

Zoho

144 problems

ProblemDifficultyFrequency Topics
557. Reverse Words in a String IIIEasy42%
Two PointersString
115. Distinct SubsequencesHard42%
StringDynamic Programming
62. Unique PathsMedium42%
MathDynamic ProgrammingCombinatorics
146. LRU CacheMedium42%
Hash TableLinked ListDesignDoubly-Linked List
747. Largest Number At Least Twice of OthersEasy42%
ArraySorting
268. Missing NumberEasy42%
ArrayHash TableMathBinary SearchBit ManipulationSorting
34. Find First and Last Position of Element in Sorted ArrayMedium42%
ArrayBinary Search
860. Lemonade ChangeEasy42%
ArrayGreedy
402. Remove K DigitsMedium42%
StringStackGreedyMonotonic Stack
2114. Maximum Number of Words Found in SentencesEasy42%
ArrayString
207. Course ScheduleMedium42%
Depth-First SearchBreadth-First SearchGraph TheoryTopological SortDirected Acyclic Graph
1185. Day of the WeekEasy42%
Math
263. Ugly NumberEasy42%
Math
1291. Sequential DigitsMedium42%
Enumeration
67. Add BinaryEasy42%
MathStringBit ManipulationSimulation
104. Maximum Depth of Binary TreeEasy42%
TreeDepth-First SearchBreadth-First SearchBinary Tree
905. Sort Array By ParityEasy42%
ArrayTwo PointersSorting
12. Integer to RomanMedium42%
Hash TableMathString
Pow(x, n)Medium42%
MathRecursion
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