diff --git a/lab-python-flow-control.ipynb b/lab-python-flow-control.ipynb
index f4c7391..d79baab 100644
--- a/lab-python-flow-control.ipynb
+++ b/lab-python-flow-control.ipynb
@@ -37,11 +37,207 @@
     "\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": 1,
+   "id": "fa61c028",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "# 1. Define the products\n",
+    "products = [\"t-shirt\", \"mug\", \"hat\", \"book\", \"keychain\"]"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 2,
+   "id": "a9d4ff60",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "# 2. Create the inventory dictionary\n",
+    "inventory = {}"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 3,
+   "id": "456eae9f",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "# 3. Ask for the quantity of each product\n",
+    "for product in products:\n",
+    "    quantity = int(input(f\"How many {product}s are available? \"))\n",
+    "    inventory[product] = quantity"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 4,
+   "id": "bda7950a",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "# 4. Create an empty set for customer orders\n",
+    "customer_orders = set()"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 5,
+   "id": "669d4b92",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "t-shirt added to the order.\n",
+      "mug added to the order.\n",
+      "hat added to the order.\n"
+     ]
+    }
+   ],
+   "source": [
+    "# 5. Keep asking for products until the customer says no\n",
+    "while True:\n",
+    "    product = input(\n",
+    "        \"Enter a product to order \"\n",
+    "        \"(t-shirt, mug, hat, book, keychain): \"\n",
+    "    ).lower()\n",
+    "\n",
+    "    # Check whether the product exists\n",
+    "    if product in products:\n",
+    "        customer_orders.add(product)\n",
+    "        print(f\"{product} added to the order.\")\n",
+    "    else:\n",
+    "        print(\"This product is not available.\")\n",
+    "\n",
+    "    another_product = input(\n",
+    "        \"Do you want to add another product? (yes/no): \"\n",
+    "    ).lower()\n",
+    "\n",
+    "    if another_product == \"no\":\n",
+    "        break\n"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 6,
+   "id": "961c7434",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "\n",
+      "Products in customer order:\n",
+      "{'mug', 'hat', 't-shirt'}\n"
+     ]
+    }
+   ],
+   "source": [
+    "# 6. Print the ordered products\n",
+    "print(\"\\nProducts in customer order:\")\n",
+    "print(customer_orders)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 7,
+   "id": "56cccf5c",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "\n",
+    "# 7. Calculate order statistics\n",
+    "total_products_ordered = len(customer_orders)\n",
+    "\n",
+    "percentage_ordered = (\n",
+    "    total_products_ordered / len(products)\n",
+    ") * 100\n",
+    "\n",
+    "order_status = (total_products_ordered, percentage_ordered)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 8,
+   "id": "e5e627a0",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "\n",
+      "Order Statistics:\n",
+      "Total Products Ordered: 3\n",
+      "Percentage of Products Ordered: 60.0%\n"
+     ]
+    }
+   ],
+   "source": [
+    "# 8. Print the order statistics\n",
+    "print(\"\\nOrder Statistics:\")\n",
+    "print(f\"Total Products Ordered: {order_status[0]}\")\n",
+    "print(f\"Percentage of Products Ordered: {order_status[1]}%\")"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 9,
+   "id": "68edad68",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "# 9. Update only the inventory of ordered products\n",
+    "for product in customer_orders:\n",
+    "    inventory[product] -= 1\n"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 10,
+   "id": "cdc4c370",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "\n",
+      "Updated Inventory:\n",
+      "t-shirt: 19\n",
+      "mug: 9\n",
+      "hat: 9\n",
+      "book: 50\n",
+      "keychain: 100\n"
+     ]
+    }
+   ],
+   "source": [
+    "# 10. Print the updated inventory\n",
+    "print(\"\\nUpdated Inventory:\")\n",
+    "for product in products:\n",
+    "    print(f\"{product}: {inventory[product]}\")"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "d4d6fadb",
+   "metadata": {},
+   "outputs": [],
+   "source": []
   }
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "Python 3 (ipykernel)",
+   "display_name": "Python 3",
    "language": "python",
    "name": "python3"
   },
@@ -55,7 +251,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.9.13"
+   "version": "3.9.6"
   }
  },
  "nbformat": 4,