diff --git a/lab-python-flow-control.ipynb b/lab-python-flow-control.ipynb
index f4c7391..f397f2c 100644
--- a/lab-python-flow-control.ipynb
+++ b/lab-python-flow-control.ipynb
@@ -37,11 +37,38 @@
     "\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": 14,
+   "id": "c4f10172",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "products =[\"t-shirt\", \"mug\", \"hat\", \"book\", \"keychain\"]\n",
+    "\n",
+    "inventory = {}\n",
+    "for product in products:\n",
+    "    inventory[product] = int(input(f\"Introduce la cantidad de {product}: \"))\n",
+    "\n",
+    "customer_orders =set()\n",
+    "\n",
+    "add_another = 'yes'\n",
+    "while add_another == 'yes' :\n",
+    "    product = input(\"Qué producto quieres añadir?: \") \n",
+    "    customer_orders.add(product)\n",
+    "    add_another = input(\"Desea seguir añadiendo?\").lower()\n",
+    "\n",
+    "\n",
+    "for product in customer_orders:\n",
+    "    if product in inventory:\n",
+    "        inventory[product] -= 1"
+   ]
   }
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "Python 3 (ipykernel)",
+   "display_name": "base",
    "language": "python",
    "name": "python3"
   },
@@ -55,7 +82,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.9.13"
+   "version": "3.13.9"
   }
  },
  "nbformat": 4,