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The Quarter Turn

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
L4

Interview Prompt

Given an n x n matrix, rotate 90 degrees clockwise in place and return it. Element at [i][j] moves to [j][n-1-i].

Summary

One rotation changes everything.

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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