diff --git a/README.md b/README.md
index 11abbc4..b52abeb 100644
--- a/README.md
+++ b/README.md
@@ -22,6 +22,13 @@ Practice based on cppfront
 
 <!-- writes more things here -->
 
+## Cpp2
+
+- Repository: <https://github.com/hsutter/cppfron>
+- Documentation: <https://hsutter.github.io/cppfront>
+
+<!-- https://github.com/ntrel/cpp2 -->
+
 ## License
 
 MIT License, for more details, see the [LICENSE](https://github.com/msclock/cppfront-practice/blob/master/LICENSE) file.
diff --git a/src/regressoin/src/main.cpp2 b/src/regressoin/src/main.cpp2
index 11ada2e..29b751d 100644
--- a/src/regressoin/src/main.cpp2
+++ b/src/regressoin/src/main.cpp2
@@ -1,5 +1,12 @@
+std: namespace = {
+    println: (args...) = {
+        (std::cout << ... << args) << "\n";
+    }
+}
+
 hello: (msg: std::string_view) = {
     std::cout << "Hello, (msg)$!\n";
+    std::println(msg);
 }
 
 main: () = {