diff --git a/2d/b4/709c0cf28cc86bab18c278405ad6dceaabdd b/2d/b4/709c0cf28cc86bab18c278405ad6dceaabdd
new file mode 100644
index 00000000000..b6a99566b22
--- /dev/null
+++ b/2d/b4/709c0cf28cc86bab18c278405ad6dceaabdd
@@ -0,0 +1 @@
+Author: https://github.com/BertalanD