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Given ids = [101, 102, 103, 104, 105], write an O(1) lookup that prints ids[0] and ids[len(ids) - 1]

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 ids = [101, 102, 103, 104, 105], write an O(1) lookup that prints ids[0] and ids[len(ids) - 1] (the first and last).

How This Interview Works

  1. Read the vague prompt (just like a real interview)
  2. Ask clarifying questions to the AI interviewer
  3. Write your python solution with real code execution
  4. Get instant feedback and a hire/no-hire decision

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