diff --git a/a.py b/a.py
deleted file mode 100644
index e40c547..0000000
--- a/a.py
+++ /dev/null
@@ -1,13 +0,0 @@
-from pointers import Reference, MutReference, ref
-
-my_value = ref(0)
-
-def test(my_ref: MutReference[int]) -> None:
-    print(f"now borrowing mutable {my_ref}")
-    my_ref <<= 1
-
-with my_value.mut():
-    my_value <<= 2
-
-test(my_value.mut())
-print(~my_value)  # 1
\ No newline at end of file