commit 8554b324d4a0437c37ec37538ccfd6066775fc66
Author: setop <setop@zoocoop.com>
Date:   Thu Dec 1 22:45:38 2022 +0100

    day 1

diff --git a/d01/part1.awk b/d01/part1.awk
new file mode 100644
index 0000000..f838e55
--- /dev/null
+++ b/d01/part1.awk
@@ -0,0 +1,4 @@
+# awk -f part1.awk < input | sort -n | tail -n 1
+# awk -f part1.awk < input | sort -n | tail -n 3 | sum0
+NF == 0 { print a; a = 0 }
+{ a+=$1 }