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Complete flow control exercise #714

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8f72d2f
Complete flow control exercise
AnaP2020 Aug 6, 2026
57c3276
Complete flow control exercise
AnaP2020 Aug 7, 2026
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81 changes: 79 additions & 2 deletions lab-python-flow-control.ipynb
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Original file line number Diff line number Diff line change
Expand Up @@ -37,11 +37,88 @@
"\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": "5990ea77",
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"Product not available. Try again.\n",
"{'book', 'hat'}\n",
"Order Statistics:\n",
"Total Products Ordered: 2\n",
"Percentage of Products Ordered: 40.0%\n",
"Updated Inventory:\n",
"t-shirt: 10\n",
"mug: 10\n",
"hat: 9\n",
"book: 9\n",
"keychain: 10\n"
]
}
],
"source": [
"products = [\"t-shirt\", \"mug\", \"hat\", \"book\", \"keychain\"]\n",
"\n",
"inventory = {}\n",
"\n",
"# Ask inventory quantities using a loop\n",
"for product in products:\n",
" quantity = int(input(f\"How many {product}s are available? \"))\n",
" inventory[product] = quantity\n",
"\n",
"customer_orders = set()\n",
"\n",
"# Ask customer orders using a while loop\n",
"while True:\n",
"\n",
" while True:\n",
" product = input(\"Enter a product to order: \").lower()\n",
"\n",
" if product in products:\n",
" customer_orders.add(product)\n",
" break\n",
" else:\n",
" print(\"Product not available. Try again.\")\n",
"\n",
" answer = input(\"Do you want to add another product? (yes/no): \")\n",
"\n",
" if answer.lower() == \"no\":\n",
" break\n",
"\n",
"print(customer_orders)\n",
"\n",
"# Calculate statistics\n",
"total_products_ordered = len(customer_orders)\n",
"percentage_ordered = (total_products_ordered / len(products)) * 100\n",
"\n",
"order_status = (total_products_ordered, percentage_ordered)\n",
"\n",
"# Print statistics\n",
"print(\"Order Statistics:\")\n",
"print(f\"Total Products Ordered: {order_status[0]}\")\n",
"print(f\"Percentage of Products Ordered: {order_status[1]}%\")\n",
"\n",
"# Update inventory only for ordered products\n",
"for product in customer_orders:\n",
" if product in inventory:\n",
" inventory[product] -= 1\n",
"\n",
"# Print updated inventory\n",
"print(\"Updated Inventory:\")\n",
"for product in inventory:\n",
" print(f\"{product}: {inventory[product]}\")"
]
}
],
"metadata": {
"kernelspec": {
"display_name": "Python 3 (ipykernel)",
"display_name": "base",
"language": "python",
"name": "python3"
},
Expand All @@ -55,7 +132,7 @@
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.9.13"
"version": "3.13.9"
}
},
"nbformat": 4,
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