! Copyright (c) 2007 Aaron Schaefer.
-! See http://factorcode.org/license.txt for BSD license.
+! See https://factorcode.org/license.txt for BSD license.
USING: kernel math math.combinatorics project-euler.common ;
IN: project-euler.015
-! http://projecteuler.net/index.php?section=problems&id=15
+! https://projecteuler.net/index.php?section=problems&id=15
! DESCRIPTION
! -----------