solved lab

lab-python-flow-control.ipynb

@@ -37,6 +37,136 @@
     "\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": null,
+   "id": "a3209076-ad1e-4296-a8f6-8e638d1c7d4a",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "#Instead of asking the user to input the name of three products that a customer wants to order, do the following:\n",
+    "#a. Prompt the user to enter the name of a product that a customer wants to order.\n",
+    "#b. Add the product name to the \"customer_orders\" set.\n",
+    "#c. Ask the user if they want to add another product (yes/no).\n",
+    "#d. Continue the loop until the user does not want to add another product."
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 4,
+   "id": "1871d8cf-0219-4e24-be04-d9cdd8541a3f",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "products = [\"t-shirt\", \"mug\", \"hat\", \"book\", \"keychain\"]"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 7,
+   "id": "c341b2aa-ea9c-4256-8752-3841ac65d920",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "customer_orders = set()"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 8,
+   "id": "c14a6244-3e67-44c6-865b-245a7ba9f9a7",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdin",
+     "output_type": "stream",
+     "text": [
+      "Choose a product to order :  book\n",
+      "Do you want to order another product? (Yes/No) yes\n",
+      "Choose a product to order :  hat\n",
+      "Do you want to orther another product? (Yes/No) no\n"
+     ]
+    }
+   ],
+   "source": [
+    "product = input(\"Choose a product to order : \")\n",
+    "customer_orders.add(product)\n",
+    "question = input(\"Do you want to order another product? (Yes/No)\").lower()\n",
+    "\n",
+    "while question != \"no\":\n",
+    "    product = input(\"Choose a product to order : \")\n",
+    "    customer_orders.add(product)\n",
+    "    question = input(\"Do you want to orther another product? (Yes/No)\").lower()"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 9,
+   "id": "90531453-365d-422f-8b8e-c73137838ffc",
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "{'book', 'hat'}"
+      ]
+     },
+     "execution_count": 9,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "customer_orders\n"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 11,
+   "id": "6eed0e1e-1536-418d-80aa-cdbbfc0ae2b2",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "inventory = {'t-shirt': 8, 'mug': 10, 'hat': 12, 'book': 11, 'keychain': 21}"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 12,
+   "id": "ccd5a7f6-9db8-4d0f-8c60-6864174738ba",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "t-shirt 8\n",
+      "mug 10\n",
+      "hat 11\n",
+      "book 10\n",
+      "keychain 21\n"
+     ]
+    }
+   ],
+   "source": [
+    "#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\").\n",
+    "\n",
+    "for product in customer_orders:\n",
+    "    if product in inventory:\n",
+    "        inventory[product] -= 1\n",
+    "\n",
+    "for product, quantity in inventory.items():\n",
+    "    print(product, quantity)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "f8278270-6174-403f-ac5e-a852a2ecee91",
+   "metadata": {},
+   "outputs": [],
+   "source": []
   }
  ],
  "metadata": {
@@ -55,7 +185,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.9.13"
+   "version": "3.13.9"
   }
  },
  "nbformat": 4,