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OOP Exercises - Unit1
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OOP Exercises - Unit1
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{
"nbformat": 4,
"nbformat_minor": 0,
"metadata": {
"colab": {
"provenance": [],
"authorship_tag": "ABX9TyPIms4MPClFhuRT3oxIGx3z",
"include_colab_link": true
},
"kernelspec": {
"name": "python3",
"display_name": "Python 3"
},
"language_info": {
"name": "python"
}
},
"cells": [
{
"cell_type": "markdown",
"metadata": {
"id": "view-in-github",
"colab_type": "text"
},
"source": [
"<a href=\"https://colab.research.google.com/github/hchamane/codio.essex/blob/master/OOP%20Exercises%20-%20Unit1\" target=\"_parent\"><img src=\"https://colab.research.google.com/assets/colab-badge.svg\" alt=\"Open In Colab\"/></a>"
]
},
{
"cell_type": "markdown",
"source": [
"2.\tDevelop a Python program and apply protected and unprotected variables."
],
"metadata": {
"id": "0pWAec28a7ZE"
}
},
{
"cell_type": "code",
"execution_count": 1,
"metadata": {
"colab": {
"base_uri": "https://localhost:8080/"
},
"id": "Rttut5beZ5xw",
"outputId": "83b93625-17c6-4aea-ed1c-04c1b99d7b0f"
},
"outputs": [
{
"output_type": "stream",
"name": "stdout",
"text": [
"Hainadine\n",
"45\n",
"40\n",
"50\n"
]
}
],
"source": [
"class Person:\n",
" def __init__(self, name, age):\n",
" self.name = name\t\t# Unprotected variable\n",
" self._age = age\t\t# Protected variable\n",
" \n",
" def get_age(self):\n",
" return self._age\n",
" \n",
" def set_age(self, age):\n",
" self._age = age\n",
" \n",
"person1 = Person(\"Hainadine\", 45)\n",
"\n",
"print(person1.name)\t\t# Output: Hainadine\n",
"print(person1.get_age())\t\t# Output: 45\n",
"\n",
"person1._age = 40\t\t# Unprotected access to protected variable\n",
"print(person1.get_age())\t\t# Output: 40\n",
"\n",
"person1.set_age(50)\t\t# Protected access to protected variable\n",
"print(person1.get_age())\t\t# Output: 50\n"
]
},
{
"cell_type": "markdown",
"source": [
"2.\tExercise 15.1\n",
"Write a definition for a class named Circle with attributes center and radius, where center is a Point object and the radius is a number.\n",
"\n",
"Instantiate a Circle object that represents a circle with its center at (150,100) and radius 75.\n",
"\n",
"Write a function named point_in_circle that takes a Circle and a Point and returns True if the Point lies in or on the circle’s boundary.\n",
"\n",
"Write a function named rect_in_circle that takes a Circle and a Rectangle and returns True if the Rectangle lies entirely in or on the circle’s boundary.\n",
"\n",
"Write a function named rect_circle_overlap that takes a Circle and a Rectangle and returns True if any of the Rectangle’s corners fall inside the circle. Alternatively, as a more challenging version, return True if any part of the Rectangle falls inside the circle.\n"
],
"metadata": {
"id": "NBsosgxjayff"
}
},
{
"cell_type": "code",
"source": [
"class Point:\n",
" def __init__(self, x, y):\n",
" self.x = x\n",
" self.y = y\n",
" \n",
"class Circle:\n",
" def __init__(self, center, radius):\n",
" self.center = center\n",
" self.radius = radius\n",
" \n",
"def point_in_circle(circle, point):\n",
" distance = (point.x - circle.center.x) ** 2 + (point.y - circle.center.y) ** 2\n",
" return distance <= circle.radius ** 2\n",
"\n",
"class Rectangle:\n",
" def __init__(self, p1, p2):\n",
" self.p1 = p1\n",
" self.p2 = p2\n",
" \n",
"def rect_in_circle(circle, rect):\n",
"#Check if all four corners of the rectangle are inside or on the circle's boundary\n",
" return point_in_circle(circle, rect.p1) and point_in_circle(circle, Point(rect.p1.x, rect.p2.y)) and point_in_circle(circle, rect.p2) and point_in_circle(circle, Point(rect.p2.x, rect.p1.y))\n",
"\n",
"def rect_circle_overlap(circle, rect):\n",
"# Check if any corner of the rectangle is inside the circle\n",
" if point_in_circle(circle, rect.p1) or point_in_circle(circle, Point(rect.p1.x, rect.p2.y)) or point_in_circle(circle, rect.p2) or point_in_circle(circle, Point(rect.p2.x, rect.p1.y)):\n",
" return True\n",
" \n",
"# Check if any part of the rectangle is inside the circle\n",
" for x in range(rect.p1.x, rect.p2.x):\n",
" for y in range(rect.p1.y, rect.p2.y):\n",
" if point_in_circle(circle, Point(x, y)):\n",
" return True\n",
" \n",
" return False\n",
"\n",
"# Instantiate a Circle object with center (150, 100) and radius 75\n",
"c = Circle(Point(150, 100), 75)\n"
],
"metadata": {
"id": "3y5tKLW2aq53"
},
"execution_count": 2,
"outputs": []
},
{
"cell_type": "markdown",
"source": [
"Remove any printing from your code and then add the following to the end:\n",
"\n",
"def main():\n",
" box = Rectangle()\n",
" box.width = 100.0\n",
" box.height = 200.0\n",
" box.corner = Point()\n",
" box.corner.x = 50.0\n",
" box.corner.y = 50.0\n",
"\n",
" circle = Circle\n",
" circle.center = Point()\n",
" circle.center.x = 150.0\n",
" circle.center.y = 100.0\n",
" circle.radius = 75.0\n",
"\n",
" print(point_in_circle(box.corner, circle))\n",
" print(rect_in_circle(box, circle))\n",
" print(rect_circle_overlap(box, circle))\n",
"\n",
"\n",
"if __name__ == '__main__':\n",
" main()\n",
"\n",
"Then, submit your code using the button below:\n",
"\n"
],
"metadata": {
"id": "B95hIq33bJ3S"
}
},
{
"cell_type": "code",
"source": [
"class Point:\n",
" def __init__(self, x, y):\n",
" self.x = x\n",
" self.y = y\n",
"\n",
"class Circle:\n",
" def __init__(self, center, radius):\n",
" self.center = center\n",
" self.radius = radius\n",
" \n",
"def point_in_circle(circle, point):\n",
" distance = (point.x - circle.center.x) ** 2 + (point.y - circle.center.y) ** 2\n",
" return distance <= circle.radius ** 2\n",
"\n",
"class Rectangle:\n",
" def __init__(self):\n",
" self.width = 0.0\n",
" self.height = 0.0\n",
" self.corner = Point(0.0, 0.0)\n",
" \n",
"def rect_in_circle(circle, rect):\n",
" return point_in_circle(circle, rect.corner) and point_in_circle(circle, Point(rect.corner.x, rect.corner.y + rect.height)) and point_in_circle(circle, Point(rect.corner.x + rect.width, rect.corner.y + rect.height)) and point_in_circle(circle, Point(rect.corner.x + rect.width, rect.corner.y))\n",
"\n",
"def rect_circle_overlap(circle, rect):\n",
" if point_in_circle(circle, rect.corner) or point_in_circle(circle, Point(rect.corner.x, rect.corner.y + rect.height)) or point_in_circle(circle, Point(rect.corner.x + rect.width, rect.corner.y + rect.height)) or point_in_circle(circle, Point(rect.corner.x + rect.width, rect.corner.y)):\n",
" return True\n",
" \n",
" for x in range(int(rect.corner.x), int(rect.corner.x + rect.width)):\n",
" for y in range(int(rect.corner.y), int(rect.corner.y + rect.height)):\n",
" if point_in_circle(circle, Point(x, y)):\n",
" return True\n",
" \n",
" return False\n",
"\n",
"def main():\n",
" box = Rectangle()\n",
" box.width = 100.0\n",
" box.height = 200.0\n",
" box.corner = Point(50.0, 50.0)\n",
"\n",
" circle = Circle(Point(150.0, 100.0), 75.0)\n",
"\n",
" print(point_in_circle(circle, box.corner))\n",
" print(rect_in_circle(circle, box))\n",
" print(rect_circle_overlap(circle, box))\n",
"\n",
"if __name__ == '__main__':\n",
" main()\n"
],
"metadata": {
"colab": {
"base_uri": "https://localhost:8080/"
},
"id": "mbMK2mzkbU9n",
"outputId": "b023cd5b-89a4-4a85-e79f-1eb8ef25293a"
},
"execution_count": 3,
"outputs": [
{
"output_type": "stream",
"name": "stdout",
"text": [
"False\n",
"False\n",
"True\n"
]
}
]
}
]
}