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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
- junior, mid
Interview Prompt
A game board validator needs to sum both diagonals of square matrices to verify balance. Write a function that takes a square matrix and returns the sum of both its main diagonal and anti-diagonal. Count the center element once if n is odd.
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