diff --git a/lab-python-data-structures.ipynb b/lab-python-data-structures.ipynb
index 5b3ce9e0..742aead0 100644
--- a/lab-python-data-structures.ipynb
+++ b/lab-python-data-structures.ipynb
@@ -50,11 +50,218 @@
     "\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": 10,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "['t-shirt', 'mug', 'hat', 'book', 'keychain']\n"
+     ]
+    }
+   ],
+   "source": [
+    "#1 \n",
+    "products = [\"t-shirt\", \"mug\", \"hat\", \"book\", \"keychain\"]\n",
+    "print (products)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 11,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "{}\n"
+     ]
+    }
+   ],
+   "source": [
+    "#2 \n",
+    "inventory ={}\n",
+    "print (inventory)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 34,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "{'t-shirt': 500, 'mug': 400, 'hat': 300, 'book': 40, 'keychain': 50}\n"
+     ]
+    }
+   ],
+   "source": [
+    "#3\n",
+    "for item in products: \n",
+    "    value = int(input(f\"Enter the quantity for {item}: \"))\n",
+    "    inventory[item] = value\n",
+    "print (inventory)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 35,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "set()\n"
+     ]
+    }
+   ],
+   "source": [
+    "#4\n",
+    "customer_orders = set()\n",
+    "print (customer_orders)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 36,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "{'mug', 't-shirt', 'book'}\n"
+     ]
+    }
+   ],
+   "source": [
+    "#5\n",
+    "product_1 = input(\"Enter a product name:\")\n",
+    "product_2 = input(\"Enter a product name:\")\n",
+    "product_3 = input(\"Enter a product name:\")\n",
+    "customer_orders.add(product_1)\n",
+    "customer_orders.add(product_2)\n",
+    "customer_orders.add(product_3)\n",
+    "print (customer_orders)\n"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 37,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "{'mug', 't-shirt', 'book'}\n"
+     ]
+    }
+   ],
+   "source": [
+    "#6\n",
+    "print (customer_orders)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 38,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "(1290, 0.23255813953488372)\n"
+     ]
+    }
+   ],
+   "source": [
+    "#7\n",
+    "total_numbers_orders = len(customer_orders)\n",
+    "total_inventory_values = sum(inventory.values())\n",
+    "percentage_of_products_ordered = (total_numbers_orders/total_inventory_values)*100\n",
+    "order_status= (total_inventory_values , percentage_of_products_ordered)\n",
+    "print (order_status)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 39,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "Total Products Ordered: 3\n",
+      "Percentage of Products Ordered: 0.23255813953488372 %\n"
+     ]
+    }
+   ],
+   "source": [
+    "#8 Order statistics\n",
+    "print (\"Total Products Ordered:\",total_numbers_orders)\n",
+    "print (\"Percentage of Products Ordered:\",percentage_of_products_ordered,\"%\")\n"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 40,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "{'t-shirt': 499, 'mug': 399, 'hat': 299, 'book': 39, 'keychain': 49}\n"
+     ]
+    }
+   ],
+   "source": [
+    "#9\n",
+    "for product in inventory: \n",
+    "    inventory[product] =  inventory[product] -1\n",
+    "print(inventory)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 41,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "Updated Inventory Status:\n",
+      "t-shirt: 499\n",
+      "mug: 399\n",
+      "hat: 299\n",
+      "book: 39\n",
+      "keychain: 49\n"
+     ]
+    }
+   ],
+   "source": [
+    "#10\n",
+    "print (\"Updated Inventory Status:\")\n",
+    "for product, quantity in inventory.items():\n",
+    "    print(f\"{product}: {quantity}\")"
+   ]
   }
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "Python 3 (ipykernel)",
+   "display_name": "base",
    "language": "python",
    "name": "python3"
   },
@@ -68,7 +275,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.9.13"
+   "version": "3.13.9"
   }
  },
  "nbformat": 4,