Use 'is not None' to correctly detect that result=0 is a found value (not falsy-failed)

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

Domain

Python

Difficulty

medium

Problem

Use 'is not None' to correctly detect that result=0 is a found value (not falsy-failed). Repeat the check when result is None.

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