Given records = [('a', 1), ('b', 2), ('a', 3), ('b', 4), ('a', 5)], use collections.defaultdict(list
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
Given records = [('a', 1), ('b', 2), ('a', 3), ('b', 4), ('a', 5)], use collections.defaultdict(list) to group values by key. Print the result sorted by key as a plain dict.
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
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