diff --git a/a4/ddb0ef8746be22b07fce3cc67b9664a4bd01ef b/a4/ddb0ef8746be22b07fce3cc67b9664a4bd01ef
new file mode 100644
index 00000000000..5978f9e8099
--- /dev/null
+++ b/a4/ddb0ef8746be22b07fce3cc67b9664a4bd01ef
@@ -0,0 +1 @@
+Author: https://github.com/awesomekling