PRACTICE

Queue Interview Questions

13 Queue problems asked across FAANG and top tech companies. Approach hints, optimal solutions, and related problems.

Ready to try these in a real interview?

I'm Alex. I'll interview you on 2 problems like these at your level, ask follow-ups, and give you a scored report.

Start mock with Alex
🔒

to save your progress.

Companies

Topics

Queue 13
QueueClear all
994.Rotting Oranges
Breadth-First SearchMatrixQueue
Medium+5▶ Mock
341.Flatten Nested List Iterator
StackTreeDepth-First Search
Medium▶ Mock
239.Sliding Window Maximum
ArrayQueueSliding Window
Hard+2▶ Mock
362.Design Hit Counter
ArrayBinary SearchDesign
Medium▶ Mock
1429.First Unique Number
ArrayHash TableDesign
Medium▶ Mock
2444.Count Subarrays With Fixed Bounds
ArrayQueueSliding Window
Hard▶ Mock
3829.Design Ride Sharing System
Hash TableDesignQueue
Medium▶ Mock
353.Design Snake Game
ArrayHash TableDesign
Medium▶ Mock
1438.Longest Continuous Subarray With Absolute Diff Less Than or Equal to Limit
ArrayQueueSliding Window
Medium▶ Mock
933.Number of Recent Calls
DesignQueueData Stream
Easy▶ Mock
387.First Unique Character in a String
Hash TableStringQueue
Easy▶ Mock
622.Design Circular Queue
ArrayLinked ListDesign
Medium▶ Mock
1823.Find the Winner of the Circular Game
ArrayMathRecursion
Medium▶ Mock

Practice with a Mock Interview

Solve these Queue problems under real interview pressure with our AI interviewer.

Start Mock Interview →