fun main(args : Array<String>) {
	val aLst = (readLine() ?: "").split(" ").map{ it.toInt() }

	aLst.map {
		when {
			it % 3 == 0 && it % 5 == 0 -> "FizzBuzz"
			it % 3 == 0 -> "Fizz"
			it % 5 == 0 -> "Buzz"
			else -> it.toString()
		}
	}
	.joinToString("")
	.let {
		println(it.length)
	}
}