← Back to Rippling

Array

32 questions

1Median of Two Sorted ArraysHard
ArrayBinary SearchDivide and Conquer
Solve →
2Median of Two Sorted ArraysHard
ArrayBinary SearchDivide and Conquer
Solve →
3Median of Two Sorted ArraysHard
ArrayBinary SearchDivide and Conquer
Solve →
4Design SpreadsheetMedium
ArrayHash TableString
Solve →
5Design Excel Sum FormulaHard
ArrayHash TableString
Solve →
6Evaluate DivisionMedium
ArrayStringDepth-First Search
Solve →
7Number of Visible People in a QueueHard
ArrayStackMonotonic Stack
Solve →
8Optimal Account BalancingHard
ArrayDynamic ProgrammingBacktracking
Solve →
9Maximize Amount After Two Days of ConversionsMedium
ArrayStringDepth-First Search
Solve →
10Last Stone WeightEasy
ArrayHeap (Priority Queue)
Solve →
11Accounts MergeMedium
ArrayHash TableString
Solve →
12Merge IntervalsMedium
ArraySorting
Solve →
13Minimum Number of Taps to Open to Water a GardenHard
ArrayDynamic ProgrammingGreedy
Solve →
14Synonymous SentencesMedium
ArrayHash TableString
Solve →
15Top K Frequent ElementsMedium
ArrayHash TableDivide and Conquer
Solve →
16Sentence Similarity IIMedium
ArrayHash TableString
Solve →
17Top K Frequent WordsMedium
ArrayHash TableString
Solve →
18Median of Two Sorted ArraysHard
ArrayBinary SearchDivide and Conquer
Solve →
19Design SpreadsheetMedium
ArrayHash TableString
Solve →
20Design Excel Sum FormulaHard
ArrayHash TableString
Solve →
21Evaluate DivisionMedium
ArrayStringDepth-First Search
Solve →
22Number of Visible People in a QueueHard
ArrayStackMonotonic Stack
Solve →
23Synonymous SentencesMedium
ArrayHash TableString
Solve →
24Optimal Account BalancingHard
ArrayDynamic ProgrammingBacktracking
Solve →
25Accounts MergeMedium
ArrayHash TableString
Solve →
26Maximize Amount After Two Days of ConversionsMedium
ArrayStringDepth-First Search
Solve →
27Last Stone WeightEasy
ArrayHeap (Priority Queue)
Solve →
28Minimum Number of Taps to Open to Water a GardenHard
ArrayDynamic ProgrammingGreedy
Solve →
29Top K Frequent ElementsMedium
ArrayHash TableDivide and Conquer
Solve →
30Sentence Similarity IIMedium
ArrayHash TableString
Solve →
31Top K Frequent WordsMedium
ArrayHash TableString
Solve →
32Merge IntervalsMedium
ArraySorting
Solve →