// FizzBuzz - print numbers 1-100, but:
// - multiples of 3: print "Fizz"
// - multiples of 5: print "Buzz"
// - multiples of both: print "FizzBuzz"

fn fizzbuzz(n: Int): String =
    if n % 15 == 0 then "FizzBuzz"
    else if n % 3 == 0 then "Fizz"
    else if n % 5 == 0 then "Buzz"
    else toString(n)

fn printFizzbuzz(i: Int, max: Int): Unit with {Console} =
    if i > max then ()
    else {
        Console.print(fizzbuzz(i))
        printFizzbuzz(i + 1, max)
    }

fn main(): Unit with {Console} =
    printFizzbuzz(1, 100)

let output = run main() with {}