Coding interview questions

Rippling Coding Interview Questions (DSA)

The 25 DSA problems Rippling has asked most in the last six months, most-asked first. 25 of them have a full breakdown with diagrams and code. Tick them off as you go.

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25problems
25full breakdowns
41topics

By difficulty: Easy (1) · Medium (18) · Hard (6)

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Topics

4.Median of Two Sorted Arrays
Full breakdownArrayBinary SearchDivide and Conquer
Hard+5▶ Mock
526.Beautiful Arrangement
Full breakdownArrayDynamic ProgrammingBacktracking
Medium▶ Mock
1839.Longest Substring Of All Vowels in Order
Full breakdownStringSliding Window
Medium▶ Mock
3829.Design Ride Sharing System
Full breakdownHash TableDesignQueue
Medium▶ Mock
399.Evaluate Division
Full breakdownArrayStringDepth-First Search
Medium▶ Mock
631.Design Excel Sum Formula
Full breakdownArrayHash TableString
721.Accounts Merge
Full breakdownArrayHash TableString
Medium▶ Mock
1944.Number of Visible People in a Queue
Full breakdownArrayStackMonotonic Stack
3387.Maximize Amount After Two Days of Conversions
Full breakdownArrayStringDepth-First Search
Medium▶ Mock
460.LFU Cache
Full breakdownHash TableLinked ListDesign
Hard+2▶ Mock
3484.Design Spreadsheet
Full breakdownArrayHash TableString
Medium▶ Mock
2939.Maximum Xor Product
Full breakdownMathGreedyBit Manipulation
Medium▶ Mock
56.Merge Intervals
Full breakdownArraySortingQuicksort
Medium+14▶ Mock
1258.Synonymous Sentences
Full breakdownArrayHash TableString
Medium▶ Mock
21.Merge Two Sorted Lists
Full breakdownLinked ListRecursion
Easy+2▶ Mock
1396.Design Underground System
Full breakdownHash TableStringDesign
Medium▶ Mock
23.Merge k Sorted Lists
Full breakdownLinked ListDivide and ConquerHeap (Priority Queue)
Hard+4▶ Mock
347.Top K Frequent Elements
Full breakdownArrayHash TableDivide and Conquer
Medium+6▶ Mock
737.Sentence Similarity II
Full breakdownArrayHash TableString
Medium▶ Mock
2296.Design a Text Editor
Full breakdownLinked ListStringStack
692.Top K Frequent Words
Full breakdownArrayHash TableString
Medium▶ Mock
3.Longest Substring Without Repeating Characters
Full breakdownHash TableStringSliding Window
Medium+13▶ Mock
146.LRU Cache
Full breakdownHash TableLinked ListDesign
Medium+10▶ Mock

Frequently Asked Questions

What questions does Rippling ask in coding interviews?

Rippling coding interviews focus on Array, Backtracking, Bellman–Ford Algorithm, Binary Search, and other data structure problems. We compiled 25 questions from real Rippling interviews. The most common topics are Array, Backtracking, Bellman–Ford Algorithm, Binary Search, Bit Manipulation. Filter by topic to see what comes up most often.

How many Rippling coding interview questions are there?

InterviewSkool has 25 Rippling coding interview questions: 1 Easy, 18 Medium, and 6 Hard. Most Rippling interviews focus on Medium-difficulty problems, so prioritize those in your prep.

How should I prepare for Rippling coding interviews?

Start with Medium difficulty problems. Group by topic (Array, Tree, DP) to build pattern recognition. Aim to solve 30 to 40 problems before your interview. Then practice under pressure with a mock interview.

Are Rippling coding interview questions free?

Yes. All 25 Rippling coding interview questions are free to browse with no sign-up required. You can filter by difficulty and topic tags. Start a mock interview with a free credit to practice under real pressure.

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