diff --git a/a b/a
new file mode 100644
index 0000000000000000000000000000000000000000..8693493fad7141afba9848d0114ad0b55761ed0d
--- /dev/null
+++ b/a
@@ -0,0 +1,7 @@
+xxxxx
+
+xx
+
+xxx
+
+xxx
\ No newline at end of file