kiwi

# compute the factorial of n
fn fact(n: integer = 0): integer
  n <= 1 ? 1 : n * fact(n - 1)
end

repeat 9 as n do
  println "${n}! = ${fact(n)}"
end

/# Output:
1! = 1
2! = 2
3! = 6
4! = 24
5! = 120
6! = 720
7! = 5040
8! = 40320
9! = 362880
#/