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The Market Streak
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
- Seniority
- mid, senior
Interview Prompt
A trading analytics tool wants to show how many consecutive days a stock held above previous closing prices. Given a list of daily stock prices, write a function that returns the span for each day - the number of consecutive days (including today) where the price was less than or equal to today's price.
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