diff --git a/cpp/._rvmain.cpp.swp b/cpp/._rvmain.cpp.swp
deleted file mode 100644
index e061011..0000000
Binary files a/cpp/._rvmain.cpp.swp and /dev/null differ
diff --git a/cpp/_rvmain.cpp b/cpp/_rvmain.cpp
index 2c92a54..9f37025 100644
--- a/cpp/_rvmain.cpp
+++ b/cpp/_rvmain.cpp
@@ -62,3 +62,4 @@ int main()  {
     return 1;
 }
 
+//test