fun main(args: Array<String>) {
    (1..50)
            .map(::toFizzBuzz)
            .forEach(::println)
}

private fun toFizzBuzz(i: Int) =
        when {
            i.divisibleBy(15) -> "Fizz Buzz"
            i.divisibleBy(3) -> "Fizz"
            i.divisibleBy(5) -> "Buzz"
            else -> i.toString()
        }

private fun Int.divisibleBy(i: Int) = this % i == 0