From 5786f8caa246adb939f2f46da0cf6af18fb7acd0 Mon Sep 17 00:00:00 2001
From: Jörg Sommrey <28217714+jo-37@users.noreply.github.com>
Date: Mon, 13 Mar 2023 22:54:11 +0100
Subject: Challenge 013 task 2

---
 challenge-013/jo-37/perl/ch-2.pl | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100755 challenge-013/jo-37/perl/ch-2.pl

diff --git a/challenge-013/jo-37/perl/ch-2.pl b/challenge-013/jo-37/perl/ch-2.pl
new file mode 100755
index 0000000000..99e209cda5
--- /dev/null
+++ b/challenge-013/jo-37/perl/ch-2.pl
@@ -0,0 +1,21 @@
+#!/usr/bin/perl
+
+use v5.16;
+use warnings;
+use experimental 'signatures';
+
+main: {
+    my $n = shift;
+    say "female: @{[map female($_), 0 .. $n]}";
+    say "male:   @{[map male($_), 0 .. $n]}";
+}
+
+sub female ($n) {
+    return 1 if $n == 0;
+    $n - male(female($n - 1));
+}
+
+sub male ($n) {
+    return 0 if $n == 0;
+    $n - female(male($n - 1));
+}
-- 
cgit