diff --git a/Top150Interview/380InsertDeleteGetRandomO1.py b/Top150Interview/380InsertDeleteGetRandomO1.py
index b77424b..e82979a 100644
--- a/Top150Interview/380InsertDeleteGetRandomO1.py
+++ b/Top150Interview/380InsertDeleteGetRandomO1.py
@@ -30,7 +30,8 @@ def getRandom(self):
     """
     :rtype: int
     """
-    return r.self
+    rand = r.self
+    return rand