diff --git a/app/main.py b/app/main.py
index f07695b9b..cfd871035 100644
--- a/app/main.py
+++ b/app/main.py
@@ -16,4 +16,19 @@
 }
 collection_of_coins = {1, 2, 25}
 
+sorted_variables = {
+    "mutable": [
+        my_favourite_films,
+        marks,
+        collection_of_coins
+    ],
+    "immutable": [
+        lucky_number,
+        pi,
+        one_is_a_prime_number,
+        name,
+        profile_info
+    ]
+}
+
 # write your code here