diff --git a/lab-python-data-structures.ipynb b/lab-python-data-structures.ipynb
index 5b3ce9e0..3229e5b5 100644
--- a/lab-python-data-structures.ipynb
+++ b/lab-python-data-structures.ipynb
@@ -50,6 +50,51 @@
     "\n",
     "Solve the exercise by implementing the steps using the Python concepts of lists, dictionaries, sets, and basic input/output operations. "
    ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "products=[\"t-shirt\", \"mug\", \"hat\", \"book\", \"keychain\"]\n",
+    "inventory={}\n",
+    "for product in products:\n",
+    "    quantity = input(f\"Enter the quantity for {product}: \")\n",
+    "    inventory[product] = int(quantity)\n",
+    "\n",
+    "customer_orders=set() \n",
+    "\n",
+    "while len(customer_orders)<3:\n",
+    "    product=input(\"enter the name of a product you'd like to order: \").strip()\n",
+    "    if product in products:\n",
+    "        customer_orders.add(product)\n",
+    "    else:\n",
+    "        print(\"That's not a valid product. Please choose from the list.\")\n",
+    "        print(\"Available products:\", \", \".join(products))\n",
+    "        \n",
+    "print(\"customer order: \", customer_orders) \n",
+    "\n",
+    "total_products_ordered=len(customer_orders)\n",
+    "percentage_products_ordered=(total_products_ordered/len(products))*100\n",
+    "ordered_status=(total_products_ordered, percentage_products_ordered) \n",
+    "print(\"\"\"Order Statistics:\n",
+    "   Total Products Ordered: <total_products_ordered>\n",
+    "   Percentage of Products Ordered: <percentage_ordered>% \n",
+    "   \"\"\")\n",
+    "\n",
+    "for product in customer_orders:\n",
+    "    if product in inventory:\n",
+    "        inventory[product]=max(0, inventory[product]-1)\n",
+    "print(\"Update inventory: \", inventory) \n"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": []
   }
  ],
  "metadata": {
@@ -68,7 +113,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.9.13"
+   "version": "3.10.9"
   }
  },
  "nbformat": 4,