object PrimeNumberGame extends App {
  val n = io.StdIn.readInt()
  val primeNumbers = sieve(Seq.range(2, n), Seq.empty)
  println(vs(n, primeNumbers))

  def sieve(numbers: Seq[Int], result: Seq[Int]): Seq[Int] = {
    if (numbers.length == 1) result :+ numbers.head else sieve(numbers.filter(_ % numbers.head != 0), result :+ numbers.head)
  }

  def vs(n: Int, primeNumbers: Seq[Int]): String = {
    if (n <= 3) "Lose"
    else {
      val nDash = n - primeNumbers.filter(n - _ >= 2).last
      val primeNumbersDash = primeNumbers.filter(nDash - _ >= 2)
      if (nDash <= 3) "Win"
      else {
        val nDashDash = nDash - primeNumbersDash.filter(nDash - _ >= 2).last
        val primeNumbersDashDash = primeNumbersDash.filter(nDashDash - _ >= 2)
        vs(nDashDash, primeNumbersDashDash)
      }
    }
  }
}