diff --git a/list.cpp b/list.cpp
index 009ed9a..da9ad4f 100644
--- a/list.cpp
+++ b/list.cpp
@@ -46,5 +46,9 @@ std::ostream& operator<<(std::ostream& ostream, const List<T> *lst)
 
 int main(void)
 {
+  auto lst = append<int>(NULL, 1);
+  for (int i = 2; i < 10; ++i)
+    lst = append(lst, i);
+  std::cout << lst << std::endl;
   return 0;
 }