diff --git a/app/main.py b/app/main.py
index f07695b9b..f607aea27 100644
--- a/app/main.py
+++ b/app/main.py
@@ -16,4 +16,44 @@
 }
 collection_of_coins = {1, 2, 25}
 
-# write your code here
+sorted_variables = {"mutable": [], "immutable": []}
+
+if isinstance(lucky_number, int):
+    sorted_variables["immutable"].append(lucky_number)
+else:
+    sorted_variables["mutable"].append(lucky_number)
+
+if isinstance(pi, float):
+    sorted_variables["immutable"].append(pi)
+else:
+    sorted_variables["mutable"].append(pi)
+
+if isinstance(one_is_a_prime_number, bool):
+    sorted_variables["immutable"].append(one_is_a_prime_number)
+else:
+    sorted_variables["mutable"].append(one_is_a_prime_number)
+
+if isinstance(name, str):
+    sorted_variables["immutable"].append(name)
+else:
+    sorted_variables["mutable"].append(name)
+
+if isinstance(my_favourite_films, list):
+    sorted_variables["mutable"].append(my_favourite_films)
+else:
+    sorted_variables["immutable"].append(my_favourite_films)
+
+if isinstance(profile_info, tuple):
+    sorted_variables["immutable"].append(profile_info)
+else:
+    sorted_variables["mutable"].append(profile_info)
+
+if isinstance(marks, dict):
+    sorted_variables["mutable"].append(marks)
+else:
+    sorted_variables["immutable"].append(marks)
+
+if isinstance(collection_of_coins, set):
+    sorted_variables["mutable"].append(collection_of_coins)
+else:
+    sorted_variables["immutable"].append(collection_of_coins)