diff --git a/main.cpp b/main.cpp
index 2cb7b32..a67d6be 100644
--- a/main.cpp
+++ b/main.cpp
@@ -227,6 +227,7 @@ Sample readNex(char* itn) {
   }
   return sam;
 }
+
 string add_space(char x, string str_old) {
   int i;
   string str_new;