diff --git a/4b/a3/8c55d6b0f2ad49dd1c84e566412cb9ccc9ed b/4b/a3/8c55d6b0f2ad49dd1c84e566412cb9ccc9ed
new file mode 100644
index 00000000000..f1cae688681
--- /dev/null
+++ b/4b/a3/8c55d6b0f2ad49dd1c84e566412cb9ccc9ed
@@ -0,0 +1 @@
+Author: https://github.com/kalenikaliaksandr