What's wrong with this code

Question

https://code.sololearn.com/cgD2IkZ3POXK/?ref=app

Answer 1

=begin

Ruby has no pre/post increment/decrement operator. For instance, number++ or number-- will fail to parse. Instead, Use number -= 1 or number = number - 1

=end

number = gets.to_i
sum = 1
print "The factorial of #{number} is "
while number > 0
sum *= number
number -= 1
end
puts sum

Answer 2

@Esenyi : You're welcome :]

Regarding the best answer issue, this would help you out ...
https://www.sololearn.com/discuss/286211/?ref=app
https://www.sololearn.com/Discuss/286200/?ref=app

Answer 3

Thanks a lot totally works, can't believe I thought so 😂😂😂😂😂😂

Answer 4

One more thing how do I mark an answer as best