diff --git a/lab-python-flow-control.ipynb b/lab-python-flow-control.ipynb
index f4c7391..826f8be 100644
--- a/lab-python-flow-control.ipynb
+++ b/lab-python-flow-control.ipynb
@@ -37,11 +37,90 @@
     "\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": "8bd74d7f",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "{'t-shirt': 5, 'mug': 4, 'hat': 3, 'book': 2, 'keychain': 1}\n"
+     ]
+    }
+   ],
+   "source": [
+    "products = [\"t-shirt\", \"mug\", \"hat\", \"book\", \"keychain\"]\n",
+    "inventory = {}\n",
+    "\n",
+    "for product in products:\n",
+    "    quantity = int(input(\"Please enter quantity for product:\"))\n",
+    "    inventory[product] = quantity\n",
+    "\n",
+    "print(inventory)\n"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 9,
+   "id": "5ebe58cd",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "Customer orders: {'hat', 'mug'}\n"
+     ]
+    }
+   ],
+   "source": [
+    "customer_orders = set()\n",
+    "\n",
+    "while True:\n",
+    "    product = input(\"Enter product name: \")\n",
+    "    customer_orders.add(product)\n",
+    "    \n",
+    "    choice = input(\"Do you want to add another product? (yes/no): \")\n",
+    "    if choice == \"no\":\n",
+    "        break\n",
+    "\n",
+    "print(\"Customer orders:\", customer_orders)\n"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 7,
+   "id": "f0ff5ddf",
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "{'t-shirt': 5, 'mug': 3, 'hat': 2, 'book': 2, 'keychain': 1}"
+      ]
+     },
+     "execution_count": 7,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "inventory={'t-shirt': 5, 'mug': 4, 'hat': 3, 'book': 2, 'keychain': 1}\n",
+    "customer_orders={'hat':2, 'mug':3}\n",
+    "for product in customer_orders:\n",
+    "    if product in inventory:\n",
+    "        inventory[product] = inventory[product] - 1\n",
+    "inventory"
+   ]
   }
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "Python 3 (ipykernel)",
+   "display_name": "base",
    "language": "python",
    "name": "python3"
   },
@@ -55,7 +134,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.9.13"
+   "version": "3.13.9"
   }
  },
  "nbformat": 4,