progs/collatz.scala
author Christian Urban <urbanc@in.tum.de>
Fri, 10 Apr 2020 12:11:19 +0100
changeset 717 9a431d1eac85
parent 407 4b454a6d1814
permissions -rw-r--r--
added parser file

def collatz(n: BigInt) : Boolean = {
  if (n == 1) true else 
  if (n % 2 == 0) collatz(n / 2) else 
  collatz(3 * n + 1)
}