progs/collatz2.scala
author Christian Urban <urbanc@in.tum.de>
Mon, 07 Oct 2019 20:53:25 +0100 (2019-10-07)
changeset 648 36379b038438
parent 409 fb8ee3f58d19
permissions -rw-r--r--
updated
def collatz(n: BigInt) : Boolean = n match {
  case n if (n == 1) => true
  case n if (n % 2 == 0) => collatz(n / 2)  
  case _ => collatz(3 * n + 1)
}