diff --git a/lab-python-list-comprehension.ipynb b/lab-python-list-comprehension.ipynb
index 5a3c3e1..22ae3c3 100644
--- a/lab-python-list-comprehension.ipynb
+++ b/lab-python-list-comprehension.ipynb
@@ -75,11 +75,87 @@
     "\n",
     "```\n"
    ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 1,
+   "id": "26382508",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "\n",
+      "Order Statistics:\n",
+      "Total products ordered: 2\n",
+      "Percentage of unique products ordered: 40.00%\n",
+      "\n",
+      "Updated Inventory:\n",
+      "t-shirt: 10\n",
+      "mug: 10\n",
+      "hat: 9\n",
+      "book: 9\n",
+      "keychain: 10\n"
+     ]
+    }
+   ],
+   "source": [
+    "products = [\"t-shirt\", \"mug\", \"hat\", \"book\", \"keychain\"]\n",
+    "\n",
+    "def initialize_inventory(products):\n",
+    "    inventory = {}\n",
+    "    for p in products:\n",
+    "        qty = int(input(f\"Enter the quantity of {p}s available: \"))\n",
+    "        inventory[p] = qty\n",
+    "    return inventory\n",
+    "\n",
+    "def get_customer_orders():\n",
+    "    customer_orders = set()\n",
+    "    n = int(input(\"Enter the number of customer orders: \"))\n",
+    "    for _ in range(n):\n",
+    "        name = input(\"Enter the name of a product that a customer wants to order: \").strip().lower()\n",
+    "        customer_orders.add(name)\n",
+    "    return customer_orders\n",
+    "\n",
+    "def update_inventory(customer_orders, inventory):\n",
+    "    for item in customer_orders:\n",
+    "        if item in inventory and inventory[item] > 0:\n",
+    "            inventory[item] -= 1\n",
+    "        else:\n",
+    "            print(f\"Sorry, {item} is out of stock.\")\n",
+    "    return inventory\n",
+    "\n",
+    "def calculate_order_statistics(customer_orders, products):\n",
+    "    # Solo cuentan productos únicos (set)\n",
+    "    total_products_ordered = len(customer_orders)\n",
+    "    percentage_ordered = (total_products_ordered / len(products)) * 100\n",
+    "    return total_products_ordered, percentage_ordered\n",
+    "\n",
+    "def print_order_statistics(order_statistics):\n",
+    "    total_products_ordered, percentage_ordered = order_statistics\n",
+    "    print(\"\\nOrder Statistics:\")\n",
+    "    print(f\"Total products ordered: {total_products_ordered}\")\n",
+    "    print(f\"Percentage of unique products ordered: {percentage_ordered:.2f}%\")\n",
+    "\n",
+    "def print_updated_inventory(inventory):\n",
+    "    print(\"\\nUpdated Inventory:\")\n",
+    "    for product, qty in inventory.items():\n",
+    "        print(f\"{product}: {qty}\")\n",
+    "\n",
+    "# --- Execution sequence ---\n",
+    "inventory = initialize_inventory(products)\n",
+    "customer_orders = get_customer_orders()\n",
+    "inventory = update_inventory(customer_orders, inventory)\n",
+    "stats = calculate_order_statistics(customer_orders, products)\n",
+    "print_order_statistics(stats)\n",
+    "print_updated_inventory(inventory)\n"
+   ]
   }
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "Python 3 (ipykernel)",
+   "display_name": "Python 3",
    "language": "python",
    "name": "python3"
   },
@@ -93,7 +169,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.9.13"
+   "version": "3.12.9"
   }
  },
  "nbformat": 4,