diff --git a/output.txt b/output.txt
new file mode 100644
index 0000000..8445d52
--- /dev/null
+++ b/output.txt
@@ -0,0 +1 @@
+B1 output.txt
diff --git a/test.txt b/test.txt
new file mode 100644
index 0000000..40a6868
--- /dev/null
+++ b/test.txt
@@ -0,0 +1 @@
+B1 test.txt