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The Zero Propagator

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

Domain
Python
Difficulty
medium
Seniority
mid, senior

Problem

A data cleaning pipeline processes sensor matrices where a zero value indicates a faulty cell that corrupts its entire row and column. Write a function that takes a matrix and sets the entire row and column of any zero element to zero. Modify in-place and return the matrix.

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.