diff --git a/lab-python-data-structures.ipynb b/lab-python-data-structures.ipynb
index 5b3ce9e0..4831696b 100644
--- a/lab-python-data-structures.ipynb
+++ b/lab-python-data-structures.ipynb
@@ -50,6 +50,299 @@
     "\n",
     "Solve the exercise by implementing the steps using the Python concepts of lists, dictionaries, sets, and basic input/output operations. "
    ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 1,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdin",
+     "output_type": "stream",
+     "text": [
+      "Enter the quantity of t-shirt:  50\n",
+      "Enter the quantity of mug:  60\n",
+      "Enter the quantity of hat:  100\n",
+      "Enter the quantity of book:  200\n",
+      "Enter the quantity of keychain:  400\n",
+      "Enter an ordered product:  30\n"
+     ]
+    },
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "Invalid product. Please choose from: ['t-shirt', 'mug', 'hat', 'book', 'keychain']\n"
+     ]
+    },
+    {
+     "name": "stdin",
+     "output_type": "stream",
+     "text": [
+      "Enter an ordered product:  t-shirt\n",
+      "Enter an ordered product:  hat\n",
+      "Enter an ordered product:  book\n"
+     ]
+    },
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "\n",
+      "Customer Orders:\n",
+      "hat\n",
+      "t-shirt\n",
+      "book\n",
+      "\n",
+      "Order Statistics:\n",
+      "Total Products Ordered: 3\n",
+      "Percentage of Products Ordered: 60.0 %\n",
+      "\n",
+      "Updated Inventory:\n",
+      "t-shirt : 49\n",
+      "mug : 60\n",
+      "hat : 99\n",
+      "book : 199\n",
+      "keychain : 400\n"
+     ]
+    }
+   ],
+   "source": [
+    "# Create the product list\n",
+    "products = [\"t-shirt\", \"mug\", \"hat\", \"book\", \"keychain\"]\n",
+    "\n",
+    "# Create an empty inventory dictionary\n",
+    "inventory = {}\n",
+    "\n",
+    "# Ask for the quantity of every product\n",
+    "for product in products:\n",
+    "    quantity = int(input(f\"Enter the quantity of {product}: \"))\n",
+    "    inventory[product] = quantity\n",
+    "\n",
+    "# Create an empty set for customer orders\n",
+    "customer_orders = set()\n",
+    "\n",
+    "# Continue asking until three valid products are entered\n",
+    "while len(customer_orders) < 3:\n",
+    "    order = input(\n",
+    "        \"Enter an ordered product: \"\n",
+    "    ).strip().lower()\n",
+    "\n",
+    "    if order in products:\n",
+    "        customer_orders.add(order)\n",
+    "    else:\n",
+    "        print(\"Invalid product. Please choose from:\", products)\n",
+    "\n",
+    "# Display the customer orders\n",
+    "print(\"\\nCustomer Orders:\")\n",
+    "for product in customer_orders:\n",
+    "    print(product)\n",
+    "\n",
+    "# Calculate the order statistics\n",
+    "total_products_ordered = len(customer_orders)\n",
+    "percentage_ordered = (\n",
+    "    total_products_ordered / len(products)\n",
+    ") * 100\n",
+    "\n",
+    "# Store the statistics in a tuple\n",
+    "order_status = (\n",
+    "    total_products_ordered,\n",
+    "    percentage_ordered\n",
+    ")\n",
+    "\n",
+    "# Display the order statistics\n",
+    "print(\"\\nOrder Statistics:\")\n",
+    "print(\"Total Products Ordered:\", order_status[0])\n",
+    "print(\"Percentage of Products Ordered:\", order_status[1], \"%\")\n",
+    "\n",
+    "# Subtract one from each ordered product\n",
+    "for product in customer_orders:\n",
+    "    inventory[product] = inventory[product] - 1\n",
+    "\n",
+    "# Display the updated inventory\n",
+    "print(\"\\nUpdated Inventory:\")\n",
+    "\n",
+    "for product, quantity in inventory.items():\n",
+    "    print(product, \":\", quantity)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 2,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "products = [\"t-shirt\", \"mug\", \"hat\", \"book\", \"keychain\"]"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 3,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "inventory = {}"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 4,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdin",
+     "output_type": "stream",
+     "text": [
+      "Enter the quantity of t-shirt:  400\n",
+      "Enter the quantity of mug:  500\n",
+      "Enter the quantity of hat:  300\n",
+      "Enter the quantity of book:  600\n",
+      "Enter the quantity of keychain:  200\n"
+     ]
+    }
+   ],
+   "source": [
+    "for product in products:\n",
+    "    quantity = int(input(f\"Enter the quantity of {product}: \"))\n",
+    "    inventory[product] = quantity"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 5,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "customer_orders = set()"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 6,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdin",
+     "output_type": "stream",
+     "text": [
+      "Enter the first product ordered:  t-shirt\n",
+      "Enter the second product ordered:  keychain\n",
+      "Enter the third product ordered:  mug\n"
+     ]
+    }
+   ],
+   "source": [
+    "order1 = input(\"Enter the first product ordered: \")\n",
+    "order2 = input(\"Enter the second product ordered: \")\n",
+    "order3 = input(\"Enter the third product ordered: \")"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 7,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "customer_orders.update([order1, order2, order3])"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 8,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "Customer Orders: {'keychain', 'mug', 't-shirt'}\n"
+     ]
+    }
+   ],
+   "source": [
+    "print(\"Customer Orders:\", customer_orders)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 9,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "total_products_ordered = len(customer_orders)\n",
+    "\n",
+    "percentage_ordered = (\n",
+    "    total_products_ordered / len(products)\n",
+    ") * 100\n",
+    "\n",
+    "order_status = (\n",
+    "    total_products_ordered,\n",
+    "    percentage_ordered\n",
+    ")"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 10,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "Order Statistics:\n",
+      "Total Products Ordered: 3\n",
+      "Percentage of Products Ordered: 60.0 %\n"
+     ]
+    }
+   ],
+   "source": [
+    "print(\"Order Statistics:\")\n",
+    "print(\"Total Products Ordered:\", order_status[0])\n",
+    "print(\"Percentage of Products Ordered:\", order_status[1], \"%\")"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 11,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "for product in customer_orders:\n",
+    "    inventory[product] = inventory[product] - 1"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 12,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "Updated Inventory:\n",
+      "t-shirt : 399\n",
+      "mug : 499\n",
+      "hat : 300\n",
+      "book : 600\n",
+      "keychain : 199\n"
+     ]
+    }
+   ],
+   "source": [
+    "print(\"Updated Inventory:\")\n",
+    "\n",
+    "for product, quantity in inventory.items():\n",
+    "    print(product, \":\", quantity)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": []
   }
  ],
  "metadata": {
@@ -68,7 +361,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.9.13"
+   "version": "3.13.14"
   }
  },
  "nbformat": 4,