diff --git a/example.cpp b/example.cpp
index 837277b..f498cf8 100644
--- a/example.cpp
+++ b/example.cpp
@@ -24,6 +24,7 @@ int main()
     for(auto && result: results)
         std::cout << result.get() << ' ';
     std::cout << std::endl;
+    std::cout << std::endl;
     
     return 0;
 }