From ac71df84182b9ed15f633c12d4cbaaad071a810b Mon Sep 17 00:00:00 2001
From: June McEnroe <june@causal.agency>
Date: Wed, 1 Dec 2021 13:24:24 -0500
Subject: Solve day 1 part 1

---
 2021/day01.pl | 6 ++++++
 1 file changed, 6 insertions(+)
 create mode 100644 2021/day01.pl

(limited to '2021')

diff --git a/2021/day01.pl b/2021/day01.pl
new file mode 100644
index 0000000..f4ab273
--- /dev/null
+++ b/2021/day01.pl
@@ -0,0 +1,6 @@
+my $last, $incs;
+while (<>) {
+	$incs++ if ($last && $_ > $last);
+	$last = $_;
+}
+print "$incs\n";
-- 
cgit 1.4.1