diff --git a/2016/Fall/3a.cpp b/2016/Fall/3_a.cpp
similarity index 100%
rename from 2016/Fall/3a.cpp
rename to 2016/Fall/3_a.cpp
diff --git a/2019/Fall/4a.cpp b/2019/Fall/4a.cpp
index 7513273..3b575e6 100644
--- a/2019/Fall/4a.cpp
+++ b/2019/Fall/4a.cpp
@@ -88,3 +88,4 @@ st.Constituent_College::display();
 st.display();
 return 0;
 }
+// Thank you!