diff --git a/lab-python-data-structures.ipynb b/lab-python-data-structures.ipynb
index 5b3ce9e0..7e87eb6f 100644
--- a/lab-python-data-structures.ipynb
+++ b/lab-python-data-structures.ipynb
@@ -50,11 +50,101 @@
     "\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": 12,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "{'t-shirt': 1, 'mug': 2, 'hat': 3, 'book': 4, 'keychain': 0}\n",
+      "Customer orders: {'mug', 'hat', 'book'}\n",
+      "Total Products Ordered: 3\n",
+      "Percentage of Products Ordered: 60.0 %\n",
+      "\n",
+      "  Order Statistics:\n",
+      "  Total Products Ordered: 3\n",
+      "  Percentage of Products Ordered: 60.0%\n",
+      "\n",
+      "updated inventory: \n",
+      "t-shirt: 0\n",
+      "mug: 1\n",
+      "hat: 2\n",
+      "book: 3\n",
+      "keychain: 0\n"
+     ]
+    }
+   ],
+   "source": [
+    "#1. 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",
+    "#2. Create an empty dictionary called `inventory`.\n",
+    "inventory = {}\n",
+    "\n",
+    "#3. Ask the user to input the quantity of each product available in the inventory. \n",
+    "#Use the product names from the `products` list as keys in the `inventory` dictionary and assign the respective quantities as values.\n",
+    "\n",
+    "for product in products:\n",
+    "    inventory[product] = int(input(f\"Please enter the quantity of {product} available in the inventory: \"))\n",
+    "\n",
+    "print(inventory)\n",
+    "    \n",
+    "#4. Create an empty set called `customer_orders`.\n",
+    "customer_orders = set()\n",
+    "\n",
+    "#5. Ask the user to input the name of three products that a customer wants to order (from those in the products list). Add each product name to the `customer_orders` set.\n",
+    "for x in range(3):\n",
+    "    input_product = input(\"Please enter the name of a product the customer wants to order (t-shirt, mug, hat, book, keychain): \")\n",
+    "    if input_product in products:\n",
+    "        customer_orders.add(input_product)\n",
+    "    else:\n",
+    "        print(\"Sorry, that product is not available.\")\n",
+    "\n",
+    "#6. Print the products in the `customer_orders` set.\n",
+    "print(\"Customer orders:\", customer_orders)\n",
+    "\n",
+    "#7. Calculate the following order statistics:\n",
+    "    #- Total Products Ordered: The total number of products in the `customer_orders` set.\n",
+    "print(\"Total Products Ordered:\", len(customer_orders))\n",
+    "\n",
+    "    #- Percentage of Products Ordered: The percentage of products ordered compared to the total available products.\n",
+    "print(\"Percentage of Products Ordered:\", (len(customer_orders) / len(products)) * 100, \"%\")\n",
+    "\n",
+    "#8. Print the order statistics using the following format:    \n",
+    "# ```\n",
+    "#   Order Statistics:\n",
+    "#   Total Products Ordered: <total_products_ordered>\n",
+    "#   Percentage of Products Ordered: <percentage_ordered>% \n",
+    "#```\n",
+    "\n",
+    "print(f\"\"\"\n",
+    "  Order Statistics:\n",
+    "  Total Products Ordered: {len(customer_orders)}\n",
+    "  Percentage of Products Ordered: {(len(customer_orders) / len(products)) * 100}%\n",
+    "\"\"\")\n",
+    "\n",
+    "#9. Update the inventory by subtracting 1 from the quantity of each product. Modify the `inventory` dictionary accordingly.\n",
+    "\n",
+    "for product in products:\n",
+    "    inventory[product] -= 1\n",
+    "    if inventory[product] < 0:\n",
+    "        inventory[product] = 0\n",
+    "\n",
+    "#10. Print the updated inventory, displaying the quantity of each product on separate lines.\n",
+    "print(\"updated inventory: \")\n",
+    "\n",
+    "for item in inventory:\n",
+    "    print(f\"{item}: {inventory[item]}\")\n"
+   ]
   }
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "Python 3 (ipykernel)",
+   "display_name": "Python 3",
    "language": "python",
    "name": "python3"
   },
@@ -68,7 +158,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.9.13"
+   "version": "3.12.9"
   }
  },
  "nbformat": 4,