The Quarter Turn

A medium Python interview practice problem on DataDriven. Write and execute real python code with instant grading.

Domain

Python

Difficulty

medium

Seniority

L4

Problem

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.

Practice This Problem

Solve this Python problem with real code execution. DataDriven runs your Python code in a real environment and grades it automatically.