From 078894dcd4e7691788ffcccbb6c366a92d497df3 Mon Sep 17 00:00:00 2001
From: Marisa Pagara <marisaisabel27@hotmail.com>
Date: Mon, 20 Oct 2025 22:10:08 +0100
Subject: [PATCH] solved lab flow control

---
 lab-python-flow-control.ipynb | 150 +++++++++++++++++++++++++++++++++-
 1 file changed, 148 insertions(+), 2 deletions(-)

diff --git a/lab-python-flow-control.ipynb b/lab-python-flow-control.ipynb
index f4c7391..d2b4a51 100644
--- a/lab-python-flow-control.ipynb
+++ b/lab-python-flow-control.ipynb
@@ -10,6 +10,152 @@
     "# Lab | Flow Control"
    ]
   },
+  {
+   "cell_type": "code",
+   "execution_count": 3,
+   "id": "2c8fb83a",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "#products list\n",
+    "products = [\"t-shirt\", \"mug\", \"hat\", \"book\", \"keychain\"]"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 4,
+   "id": "08e55667",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "quantity available of each product:\n",
+      "  please enter a non-negative number.\n"
+     ]
+    }
+   ],
+   "source": [
+    "#inventory with user input\n",
+    "inventory = {}\n",
+    "print(\"quantity available of each product:\")\n",
+    "for item in products:\n",
+    "    while True:\n",
+    "        quantity = input(f\"  {item}: \").strip()\n",
+    "        if quantity.isdigit():                     \n",
+    "            inventory[item] = int(quantity)\n",
+    "            break\n",
+    "        print(\"  please enter a non-negative number.\")"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 8,
+   "id": "a363df15",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "Add products to the order. Available: t-shirt, mug, hat, book, keychain\n"
+     ]
+    }
+   ],
+   "source": [
+    "# customer orders\n",
+    "orders = set()          \n",
+    "print(\"Add products to the order. Available:\", \", \".join(products))\n",
+    "\n",
+    "while True:\n",
+    "    article = input(\"the product name: \").strip().lower()\n",
+    "    if article in products:\n",
+    "        orders.add(article)\n",
+    "    else:\n",
+    "        print(\"product not available, please select from the list.\")\n",
+    "        break\n",
+    "\n",
+    "    more = input(\"do you want to add another product? (yes/no): \").strip().lower()\n",
+    "    if more in (\"no\"):\n",
+    "        break"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "8840513f",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "customer ordered: hat, mug\n"
+     ]
+    }
+   ],
+   "source": [
+    "# show customer order\n",
+    "print(\"customer ordered:\", \", \".join(sorted(orders)) or \"(none)\")"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 15,
+   "id": "bff78a4c",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "order details:\n",
+      "total products ordered: 2\n",
+      "percentage of products ordered: 40.0%\n"
+     ]
+    }
+   ],
+   "source": [
+    "# order details\n",
+    "total_products_ordered = len(orders)\n",
+    "percentage_ordered = round((total_products_ordered / len(products)) * 100, 2)\n",
+    "order_status = (total_products_ordered, percentage_ordered)\n",
+    "\n",
+    "print(\"order details:\")\n",
+    "print(f\"total products ordered: {order_status[0]}\")\n",
+    "print(f\"percentage of products ordered: {order_status[1]}%\")"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 16,
+   "id": "78a9642e",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "updated inventory after order:\n",
+      "  t-shirt: 1\n",
+      "  mug: 1\n",
+      "  hat: 2\n",
+      "  book: 4\n",
+      "  keychain: 5\n"
+     ]
+    }
+   ],
+   "source": [
+    "# update and print inventory after order\n",
+    "for item in orders:\n",
+    "    if inventory.get(item, 0) > 0:\n",
+    "        inventory[item] -= 1\n",
+    "print(\"updated inventory after order:\")\n",
+    "for item in products:\n",
+    "    print(f\"  {item}: {inventory.get(item, 0)}\")"
+   ]
+  },
   {
    "cell_type": "markdown",
    "id": "3851fcd1-cf98-4653-9c89-e003b7ec9400",
@@ -41,7 +187,7 @@
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "Python 3 (ipykernel)",
+   "display_name": "base",
    "language": "python",
    "name": "python3"
   },
@@ -55,7 +201,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.9.13"
+   "version": "3.13.5"
   }
  },
  "nbformat": 4,