diff --git a/calc.py b/calc.py
new file mode 100644
index 0000000..43fd9c8
--- /dev/null
+++ b/calc.py
@@ -0,0 +1,2 @@
+print(5*3**2-2)
+print("help")
\ No newline at end of file
diff --git a/hello.py b/hello.py
index e75154b..e43c753 100644
--- a/hello.py
+++ b/hello.py
@@ -1 +1,2 @@
-print("hello world")
\ No newline at end of file
+print("hello world")
+print("hi!")
\ No newline at end of file