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The Mirror Image

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

Domain
Python
Difficulty
easy
Seniority
junior, mid

Problem

A data pipeline utility needs to reverse strings for use in reverse-index lookups. Given a string, return the reversed version using a two-pointer approach - do not use Python's built-in slice reversal or the reversed() function.

Practice This Problem

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