Multiplying a range

Question

How would you multiply an input that's ranged?
Like if I have -6 and I need an answer of 720

Answer 1

In python I would do it with functools.reduce
https://code.sololearn.com/c7w6lfJ7CRlI/?ref=app

Answer 2

Amy Lara you did not specify the programming language though, nor have you demonstrated any effort so far, how you have tried to solve the problem.

Answer 3

Maybe I should be clearer.
What its asking is for me to have this:
Enter a negative number: -6
720