diff --git a/Top150Interview/380InsertDeleteGetRandomO1.py b/Top150Interview/380InsertDeleteGetRandomO1.py
index 1e7d3f3..7bdb9e6 100644
--- a/Top150Interview/380InsertDeleteGetRandomO1.py
+++ b/Top150Interview/380InsertDeleteGetRandomO1.py
@@ -10,9 +10,9 @@ def insert(self, val):
     """
     if val is None:
         return None
+    
     if val not in self:
         self.add(val)
-        
         return True
     return False