diff --git a/lab-python-functions.ipynb b/lab-python-functions.ipynb
index 44d337b..9f3d80e 100644
--- a/lab-python-functions.ipynb
+++ b/lab-python-functions.ipynb
@@ -43,6 +43,104 @@
     "\n",
     "\n"
    ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "f502dfc4-a993-4009-8542-4cf84d5f0e55",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "#  list of products\n",
+    "products = [\"t-shirt\", \"mug\", \"hat\", \"book\", \"keychain\"]\n",
+    "\n",
+    "\n",
+    "# 1. Defining  a function initialize_inventory\n",
+    "def initialize_inventory(products):\n",
+    "    \"\"\"Initializes the inventory dictionary using a loop and user input.\"\"\"\n",
+    "    print(\"____Inventory Setup ____\")\n",
+    "    inventory = {}\n",
+    "    for product in products:\n",
+    "        inventory[product] = int(input(f\"Enter quantity for {product}: \"))\n",
+    "    return inventory\n",
+    "\n",
+    "\n",
+    "# 2. Defining function get_customer_orders\n",
+    "def get_customer_orders():\n",
+    "    \"\"\"Prompts the user to enter product names using a loop and returns the set.\"\"\"\n",
+    "    print(\"\\n___ Place Customer Order ___\")\n",
+    "    customer_orders = set()\n",
+    "    while True:\n",
+    "        ordered_item = input(\"Enter the name of a product to order: \").strip().lower()\n",
+    "        customer_orders.add(ordered_item)\n",
+    "        \n",
+    "        another = input(\"Do you want to add another product? (yes/no): \").strip().lower()\n",
+    "        if another != 'yes':\n",
+    "            break\n",
+    "    return customer_orders\n",
+    "\n",
+    "\n",
+    "# 3. Define function  update_inventory\n",
+    "def update_inventory(customer_orders, inventory):\n",
+    "    \"\"\"Updates the inventory dictionary based on the customer orders.\"\"\"\n",
+    "    for product in customer_orders:\n",
+    "        if product in inventory:\n",
+    "            inventory[product] -= 1\n",
+    "\n",
+    "\n",
+    "# 4. Define calculate_order_statistics\n",
+    "def calculate_order_statistics(customer_orders, products):\n",
+    "    \"\"\"Calculates total products ordered and percentage of unique products ordered.\"\"\"\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",
+    "\n",
+    "# 5. Define print_order_statistics\n",
+    "def print_order_statistics(order_statistics):\n",
+    "    \"\"\"Prints the calculated order statistics.\"\"\"\n",
+    "    total, percentage = order_statistics\n",
+    "    print(\"\\nOrder Statistics:\")\n",
+    "    print(f\"Total Products Ordered: {total}\")\n",
+    "    print(f\"Percentage of Products Ordered: {percentage:.1f}%\")\n",
+    "\n",
+    "\n",
+    "# 6. Define print_updated_inventory\n",
+    "def print_updated_inventory(inventory):\n",
+    "    \"\"\"Prints the updated inventory.\"\"\"\n",
+    "    print(\"\\nUpdated Inventory:\")\n",
+    "    for product, quantity in inventory.items():\n",
+    "        print(f\"{product}: {quantity}\")\n",
+    "\n",
+    "\n",
+    "# 7. Call the functions in the appropriate sequence to execute the program\n",
+    "def main():\n",
+    "    # Step 1: Initialize the inventory dictionary\n",
+    "    inventory = initialize_inventory(products)\n",
+    "    \n",
+    "    # Step 2: Get customer orders as a set\n",
+    "    customer_orders = get_customer_orders()\n",
+    "    \n",
+    "    # Step 6 preview: Print the items ordered\n",
+    "    print(\"\\nProducts ordered:\")\n",
+    "    print(customer_orders)\n",
+    "    \n",
+    "    # Step 4: Calculate statistics (returns a tuple containing total and percentage)\n",
+    "    stats = calculate_order_statistics(customer_orders, products)\n",
+    "    \n",
+    "    # Step 5: Print those statistics\n",
+    "    print_order_statistics(stats)\n",
+    "    \n",
+    "    # Step 3: Update the inventory values based on orders\n",
+    "    update_inventory(customer_orders, inventory)\n",
+    "    \n",
+    "    # Step 6: Print the final updated inventory\n",
+    "    print_updated_inventory(inventory)\n",
+    "\n",
+    "\n",
+    "\n",
+    "main()\n"
+   ]
   }
  ],
  "metadata": {
@@ -61,7 +159,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.9.13"
+   "version": "3.14.6"
   }
  },
  "nbformat": 4,