Added filename to top of .rs files

1 files changed, 1 insertions, 0 deletions

diff --git a/ex1.rs b/ex1.rs
index b619495..2366991 100644
--- a/ex1.rs
+++ b/ex1.rs
@@ -1,3 +1,4 @@
+// ex1.rs
 // Make me compile!
 
 fn main() {