! Copyright (c) 2012 Anonymous
-! See http://factorcode.org/license.txt for BSD license.
+! See https://factorcode.org/license.txt for BSD license.
USING: combinators kernel math ;
IN: rosetta-code.ackermann
-! http://rosettacode.org/wiki/Ackermann_function
+! https://rosettacode.org/wiki/Ackermann_function
! The Ackermann function is a classic recursive example in
! computer science. It is a function that grows very quickly (in