Question bank
4,310 interview questions, answered.
Reference answers, what the interviewer is really testing, how it is graded, and the follow-ups that come next.
Easy 190Medium 2,498Hard 982
Filters · onDifficulty, topic, company
Google
Meta
Apple
LinkedIn
Uber
Adobe
OpenAI
DoorDash88 questions
- 25Longest Cycle in a GraphHardCoding·
Goldman Sachs - 26Maximum Employees to Be Invited to a MeetingHardCoding·
Acko - 27Maximum Frequency StackHardCoding· CCleartrip
- 28Maximum Value of K Coins From PilesHardCoding·
Walmart - 29Minimum Obstacle Removal to Reach CornerHardCoding·
ByteDance - 30Number of Distinct Roll SequencesHardCoding·
UrbanCompany - 31Number of Visible People in a QueueHardCoding·
Oracle, Rippling - 32Number of Ways to Paint N × 3 GridHardCoding·
Citadel Securities - 33Number of Ways to Separate NumbersHardCoding·
Kotak - 34Paths in Matrix Whose Sum Is Divisible by KHardCoding·
Amazon - 35Rank Transform of a MatrixHardCoding· MFMoney Forward
- 36Reaching PointsHardCoding·
J.P. Morgan - 37Reconstruct ItineraryHardCoding·
Arista Networks - 38Remove BoxesHardCoding·
Zeta - 39Remove Invalid ParenthesesHardCoding·
Media.net - 40Replace Non-Coprime Numbers in ArrayHardCoding· Amazon
- 41Sequentially Ordinal Rank TrackerHardCoding· Amazon
- 42Special Binary StringHardCoding· TSTechMojo Solutions
- 43Strong Password CheckerHardCoding· Amazon
- 44Tag ValidatorHardCoding·
Microsoft - 45Text JustificationHardCoding· Amazon
- 46The Skyline ProblemHardCoding· Microsoft, Zomato
- 47Trapping Rain Water IIHardCoding·
Twilio - 48Verbal Arithmetic PuzzleHardCoding·
Wells Fargo