! Copyright (c) 2008 Aaron Schaefer.
-! See http://factorcode.org/license.txt for BSD license.
+! See https://factorcode.org/license.txt for BSD license.
USING: combinators.short-circuit kernel math math.functions
project-euler.common sequences sorting grouping ;
IN: project-euler.052
-! http://projecteuler.net/index.php?section=problems&id=52
+! https://projecteuler.net/index.php?section=problems&id=52
! DESCRIPTION
! -----------