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Huawei

15 questions tracked15 with solutions
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Frequency scoreSorted highest β†’ lowest frequencyβœ“ Our Solution = we have a detailed walkthrough

Showing 15 of 15 questions

1
HardMinimum Number of Visited Cells in a Gridβœ“ Our Solution
100
ArrayDynamic ProgrammingStackBreadth-First Search+4
2
MediumMaximum Binary String After Changeβœ“ Our Solution
100
StringGreedy
3
91
ArrayHash Table
4
EasyValid Parenthesesβœ“ Our Solution
83
StringStack
5
MediumDecode Stringβœ“ Our Solution
83
StringStackRecursion
6
MediumNumber of Islandsβœ“ Our Solution
78
ArrayDepth-First SearchBreadth-First SearchUnion Find+1
7
MediumGenerate Parenthesesβœ“ Our Solution
78
StringDynamic ProgrammingBacktracking
8
MediumCombination Sumβœ“ Our Solution
71
ArrayBacktracking
9
EasyMerge Two Sorted Listsβœ“ Our Solution
71
Linked ListRecursion
10
MediumLongest Palindromic Substringβœ“ Our Solution
71
Two PointersStringDynamic Programming
11
61
ArrayMathBacktracking
12
MediumLargest Numberβœ“ Our Solution
61
ArrayStringGreedySorting
13
MediumMaximum Subarrayβœ“ Our Solution
61
ArrayDivide and ConquerDynamic Programming
14
MediumDaily Temperaturesβœ“ Our Solution
61
ArrayStackMonotonic Stack
15
HardMaximal Rectangleβœ“ Our Solution
61
ArrayDynamic ProgrammingStackMatrix+1