Use defaultdict(list) to group the records list by department
A medium Python mock interview question on DataDriven. Practice with AI-powered feedback, real code execution, and a hire/no-hire decision.
- Domain
- Python
- Difficulty
- medium
Interview Prompt
Use defaultdict(list) to group the records list by department. Each record is a tuple of (name, dept). Print each department and its list of names in sorted department order, formatted as 'dept: [names]'.
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