From b94859f1f2498a4c39ec9794898ccab73111ba28 Mon Sep 17 00:00:00 2001
From: Abigail <abigail@abigail.be>
Date: Mon, 1 Nov 2021 17:20:49 +0100
Subject: Fix reference

---
 challenge-133/abigail/perl/ch-2.pl | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/challenge-133/abigail/perl/ch-2.pl b/challenge-133/abigail/perl/ch-2.pl
index 506e4ca1e6..28e85343f5 100644
--- a/challenge-133/abigail/perl/ch-2.pl
+++ b/challenge-133/abigail/perl/ch-2.pl
@@ -9,6 +9,10 @@ no  warnings 'syntax';
 use experimental 'signatures';
 use experimental 'lexical_subs';
 
+#
+# Run as: perl ch-2.pl < input-file
+#
+
 #
 # We've done factorization in previous challenges, so now I'll just
 # use a module to give me the prime factors of a number.
-- 
cgit