The Missing Number
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
- L3
Interview Prompt
Given a sorted list of distinct positive integers and integer n (1-based), return the n-th positive integer (in 1, 2, 3, ...) that is NOT in the list.
Summary
Something is missing from the sequence.
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