Solution

app/main.py

@@ -1,19 +1,41 @@
+# mutable variable - list, dictionary, set
+# immutable variable - int, float, bool, string, tuple
+
+# int
 lucky_number = 777
+
+# float
 pi = 3.14
+
+# bool
 one_is_a_prime_number = False
+
+# string
 name = "Richard"
+
+# list
 my_favourite_films = [
     "The Shawshank Redemption",
     "The Lord of the Rings: The Return of the King",
     "Pulp Fiction",
     "The Good, the Bad and the Ugly",
     "The Matrix",
 ]
+
+# tuple
 profile_info = ("michel", "michel@gmail.com", "12345678")
+
+# dictionary
 marks = {
     "John": 4,
     "Sergio": 3,
 }
+
+# set
 collection_of_coins = {1, 2, 25}
 
 # write your code here
+sorted_variables = {
+    "mutable": [my_favourite_films, marks, collection_of_coins],
+    "immutable": [lucky_number, pi, one_is_a_prime_number, name, profile_info],
+}