diff --git a/18/4a/e687c58ac696e5b71a4ffe2ffb496c2ed2f4 b/18/4a/e687c58ac696e5b71a4ffe2ffb496c2ed2f4
new file mode 100644
index 00000000000..f1cae688681
--- /dev/null
+++ b/18/4a/e687c58ac696e5b71a4ffe2ffb496c2ed2f4
@@ -0,0 +1 @@
+Author: https://github.com/kalenikaliaksandr