Main

lists.ipynb

@@ -1019,6 +1019,67 @@
     "\n",
     "Complete Exercise 3-8 in Matthes (2023, p. 45)."
    ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "3-8. Seeing the World: Think of at least five places in the world you’d like to visit.\n",
+    "• Store the locations in a list. Make sure the list is not in alphabetical order.\n",
+    "• Print your list in its original order. Don’t worry about printing the list neatly; just print it as a raw Python list.\n",
+    "• Use sorted() to print your list in alphabetical order without modifying the actual list.\n",
+    "• Show that your list is still in its original order by printing it.\n",
+    "• Use sorted() to print your list in reverse-alphabetical order without chang- ing the order of the original list.\n",
+    "• Show that your list is still in its original order by printing it again.\n",
+    "• Use reverse() to change the order of your list. Print the list to show that its order has changed.\n",
+    "• Use reverse() to change the order of your list again. Print the list to show it’s back to its original order.\n",
+    "• Use sort() to change your list so it’s stored in alphabetical order. Print the list to show that its order has been changed.\n",
+    "• Use sort() to change your list so it’s stored in reverse-alphabetical order. Print the list to show that its order has changed."
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 1,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "['Portugal', 'Greece', 'Chile', 'Argentina', 'Italy']\n",
+      "['Argentina', 'Chile', 'Greece', 'Italy', 'Portugal']\n",
+      "['Portugal', 'Greece', 'Chile', 'Argentina', 'Italy']\n",
+      "['Portugal', 'Italy', 'Greece', 'Chile', 'Argentina']\n",
+      "['Portugal', 'Greece', 'Chile', 'Argentina', 'Italy']\n",
+      "['Italy', 'Argentina', 'Chile', 'Greece', 'Portugal']\n",
+      "['Portugal', 'Greece', 'Chile', 'Argentina', 'Italy']\n",
+      "['Argentina', 'Chile', 'Greece', 'Italy', 'Portugal']\n",
+      "['Portugal', 'Italy', 'Greece', 'Chile', 'Argentina']\n"
+     ]
+    }
+   ],
+   "source": [
+    "travel = [\"Portugal\", \"Greece\", \"Chile\", \"Argentina\", \"Italy\"]\n",
+    "print(travel)\n",
+    "\n",
+    "print(sorted(travel))\n",
+    "print(travel)\n",
+    "\n",
+    "print(sorted(travel, reverse=True))\n",
+    "print(travel)\n",
+    "\n",
+    "travel.reverse()\n",
+    "print(travel)\n",
+    "\n",
+    "travel.reverse()\n",
+    "print(travel)\n",
+    "\n",
+    "travel.sort()\n",
+    "print(travel)\n",
+    "\n",
+    "travel.sort(reverse=True)\n",
+    "print(travel)"
+   ]
   }
  ],
  "metadata": {