Add day 2 solutions

1 files changed, 14 insertions, 0 deletions

diff --git a/2017/02/puzzle-1.awk b/2017/02/puzzle-1.awk
new file mode 100755
index 0000000..4456c99
--- /dev/null
+++ b/2017/02/puzzle-1.awk
@@ -0,0 +1,14 @@
+#!/usr/bin/env -S awk -f
+
+{
+	min = max = $1
+	for (i = 2; i <= NF; i++) {
+		if ($i > max)
+			max = $i
+		else if ($i < min)
+			min = $i
+	}
+	acc += max - min
+}
+
+END { print acc }