The Diagonal Accountant
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 an n x n matrix, return the sum of main-diagonal and anti-diagonal values. For odd n, do NOT double-count the center element.
Summary
Two diagonals cross in the center of every square.
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