1 files changed, 13 insertions, 0 deletions
diff --git a/2021/9.sh b/2021/9.sh
new file mode 100755
index 0000000..739d62d
--- /dev/null
+++ b/2021/9.sh
@@ -0,0 +1,13 @@
+#!/usr/bin/env bash
+if [[ $# -ge 1 ]]; then
+	if [[ $1 = c ]]; then
+		xsel -bo | ./9pre | ./9
+	elif [[ $1 = - ]]; then
+		./9pre | ./9
+	else
+		echo >&2 "What are you even doing with your command line params"
+		./9pre <9.in | ./9
+	fi
+else
+	./9pre <9.in | ./9
+fi