diff --git a/lab-python-flow-control.ipynb b/lab-python-flow-control.ipynb
index f4c7391..c48ae0c 100644
--- a/lab-python-flow-control.ipynb
+++ b/lab-python-flow-control.ipynb
@@ -37,11 +37,58 @@
     "\n",
     "3. Instead of updating the inventory by subtracting 1 from the quantity of each product, only do it for  the products that were ordered (those in \"customer_orders\")."
    ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "3fe45d80",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "This is the inventory before customer purchase : {'t-shirt': 5, 'mug': 5, 'hat': 5, 'book': 5, 'keychain': 5}\n",
+      "This is the inventory after customer purchase : {'t-shirt': 5, 'mug': 4, 'hat': 4, 'book': 4, 'keychain': 5}\n"
+     ]
+    }
+   ],
+   "source": [
+    "# Define a list called `products` that contains the following items: \"t-shirt\", \"mug\", \"hat\", \"book\", \"keychain\".\n",
+    "products = ['t-shirt', 'mug', 'hat', 'book', 'keychain']\n",
+    "\n",
+    "# Create an empty dictionary called `inventory`.\n",
+    "inventory = {}\n",
+    "\n",
+    "# Ask the user to input the quantity of each product available in the inventory using loops. Use the product names \n",
+    "# from the `products` list as keys in the `inventory` dictionary and assign the respective quantities as values.\n",
+    "for product in products:\n",
+    "    inventory[product] = int(input(f'How many {product}s are available: '))\n",
+    "print(f'This is the inventory before customer purchase : {inventory}')\n",
+    "\n",
+    "# Create an empty set called `customer_orders`.\n",
+    "customer_orders = set()\n",
+    "\n",
+    "# Prompt the user to enter the name of a product that a customer wants to order and add the product name to the\n",
+    "# \"customer_orders\" set.\n",
+    "answer = 'yes'\n",
+    "while answer == 'yes':\n",
+    "    customer_orders.add(input('Please say which of the following items you would like: t-shirt, mug, hat, book, keychain'))\n",
+    "    answer = input('Would you like to add another product to your order? (yes/no)')\n",
+    "    while answer != 'yes' and answer!= 'no':\n",
+    "        print('That is an invalid input, please answer yes or no')\n",
+    "        answer = input('Would you like to add another product to your order? (yes/no)')\n",
+    "\n",
+    "# Update the inventory by subtracting 1 from the products that were ordered (those in \"customer_orders\").\n",
+    "for order in customer_orders:\n",
+    "    inventory[order]-=1\n",
+    "print(f'This is the inventory after customer purchase : {inventory}')"
+   ]
   }
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "Python 3 (ipykernel)",
+   "display_name": "base",
    "language": "python",
    "name": "python3"
   },
@@ -55,7 +102,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.9.13"
+   "version": "3.13.5"
   }
  },
  "nbformat": 4,