Update page 'Day 5 homework - Sloetjes'

Day 5 homework - Sloetjes.md

@@ -20,10 +20,24 @@ class Vault:
         if key != '_original_attrs' and self.__dict__ != self._original_attrs:
             print('Attribute deleted!')
 ```
-##### An example usage of the 'Vault' class:
+##### An example usage of the Vault class:
 ```
 v = Vault()
 print(v.treasure)  # prints 'gold'
 v.x = 10
 print(v.treasure)  # prints 'Attribute deleted!\ngold'
+```
+#### To get the other person's class to return "gold", despite any countermeasures they've implemented:
+###### It can be achieved by creating a new class that inherits from the Vault class and overrides its _treasure attribute.
+```
+class GoldVault(Vault):
+    def __init__(self):
+        super().__init__()
+        self._treasure = 'gold'
+```
+###### Create a GoldVault object that inherits all methods and attributes from the Vault class and returns 'gold' as the value of the _treasure attribute:
+```
+>>> gv = GoldVault()
+>>> gv.treasure
+'gold'
 ```