Ordered Character Check
A easy Python mock interview question on DataDriven. Practice with AI-powered feedback, real code execution, and a hire/no-hire decision.
- Domain
- Python
- Difficulty
- easy
- Seniority
- L6
Interview Prompt
Given a string containing only 'A' and 'B' characters, return True if every A comes before every B (once a B appears, no A follows). Empty string returns True.
Summary
Check if all As appear before all Bs.
How This Interview Works
- Read the vague prompt (just like a real interview)
- Ask clarifying questions to the AI interviewer
- Write your python solution with real code execution
- Get instant feedback and a hire/no-hire decision