Z

Zepto

31 questions tracked31 with solutions
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Frequency scoreSorted highest β†’ lowest frequencyβœ“ Our Solution = we have a detailed walkthrough

Showing 31 of 31 questions

1
MediumLongest Univalue Pathβœ“ Our Solution
100
TreeDepth-First SearchBinary Tree
2
MediumMerge Intervalsβœ“ Our Solution
100
ArraySorting
3
MediumPath Sum IIIβœ“ Our Solution
100
TreeDepth-First SearchBinary Tree
4
MediumCar Poolingβœ“ Our Solution
93
ArraySortingHeap (Priority Queue)Simulation+1
5
HardLargest Rectangle in Histogramβœ“ Our Solution
85
ArrayStackMonotonic Stack
6
MediumMinimum Cost For Ticketsβœ“ Our Solution
85
ArrayDynamic Programming
7
MediumFind Peak Elementβœ“ Our Solution
85
ArrayBinary Search
8
MediumKoko Eating Bananasβœ“ Our Solution
85
ArrayBinary Search
9
HardSliding Window Maximumβœ“ Our Solution
85
ArrayQueueSliding WindowHeap (Priority Queue)+1
10
MediumLongest Consecutive Sequenceβœ“ Our Solution
85
ArrayHash TableUnion Find
11
MediumUnique Paths IIβœ“ Our Solution
73
ArrayDynamic ProgrammingMatrix
12
MediumRotting Orangesβœ“ Our Solution
73
ArrayBreadth-First SearchMatrix
13
MediumDivide Two Integersβœ“ Our Solution
73
MathBit Manipulation
14
MediumMaximum Width Rampβœ“ Our Solution
73
ArrayTwo PointersStackMonotonic Stack
15
MediumNumber of Islandsβœ“ Our Solution
73
ArrayDepth-First SearchBreadth-First SearchUnion Find+1
16
MediumNext Permutationβœ“ Our Solution
73
ArrayTwo Pointers
17
MediumLongest Repeating Character Replacementβœ“ Our Solution
73
Hash TableStringSliding Window
18
MediumLongest Palindromic Substringβœ“ Our Solution
73
Two PointersStringDynamic Programming
19
MediumSearch in Rotated Sorted Arrayβœ“ Our Solution
73
ArrayBinary Search
20
MediumGas Stationβœ“ Our Solution
73
ArrayGreedy
21
MediumWord Searchβœ“ Our Solution
73
ArrayStringBacktrackingDepth-First Search+1
22
MediumRabbits in Forestβœ“ Our Solution
73
ArrayHash TableMathGreedy
23
MediumCount Sub Islandsβœ“ Our Solution
73
ArrayDepth-First SearchBreadth-First SearchUnion Find+1
24
HardMake Array Emptyβœ“ Our Solution
73
ArrayBinary SearchGreedyBinary Indexed Tree+3
25
EasyFind the Distance Value Between Two Arraysβœ“ Our Solution
73
ArrayTwo PointersBinary SearchSorting
26
MediumLRU Cacheβœ“ Our Solution
73
Hash TableLinked ListDesignDoubly-Linked List
27
MediumOpen the Lockβœ“ Our Solution
73
ArrayHash TableStringBreadth-First Search
28
HardMaximum Sum BST in Binary Treeβœ“ Our Solution
73
Dynamic ProgrammingTreeDepth-First SearchBinary Search Tree+1
29
MediumJump Game IIβœ“ Our Solution
73
ArrayDynamic ProgrammingGreedy
30
HardTrapping Rain Waterβœ“ Our Solution
73
ArrayTwo PointersDynamic ProgrammingStack+1
31
MediumMaximum Good Subarray Sumβœ“ Our Solution
73
ArrayHash TablePrefix Sum