LOAN CALCULATOR:Why does it give same result as input?

Question

If someone can help me here, I'll be very grateful:

https://code.sololearn.com/cgnIlj3qve30/?ref=app

Answer 1

Please read the description carefully. Otherwise this will help you if you like:

https://code.sololearn.com/c4YDCGscyg92/?ref=app

Answer 2

thanks JaScript

Answer 3

BRYAND CHE your welcome