Requirements

Please read and run FactorialDemo.java as provided in Chapter $15.$

Rename FactorialDemo.java to FactorialYourLastName.java and modify the given factorial$($int n $)$ method so that it will compute the factorial of n using a loop.

Submission

FactorialYourLastName.java $($the source code file, instead of the screenshot of code$)[80$ marks$]$

Screenshot of your program output which must show your program works as required $[10$ marks$]$

Documentation and style $[10$ marks$]$