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The Line Cutter
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
- junior, mid
Interview Prompt
A priority queue validator needs to check that all high-priority tokens were processed before any low-priority tokens. Given a string and two characters a and b, return True if every occurrence of character a appears before every occurrence of character b. Empty strings and strings without both characters return True.
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