day17 物件導向作業

定義乙個矩形類，擁有屬性：長、寬 擁有方法：求周長、求面積

class

rectangle
:def
__init__
(self, length, width)
:        self.length = length
self.width = width
defperimeter
(self)
:return self.length*
2+ self.width*
2def
area
(self)
:return self.length*self.width
x1 = rectangle(10,
10)result = x1.perimeter(
)result2 = x1.area(
)print
('周長:'
, result,
'面積:'
, result2)

class

dot:
def__init__
(self, x, y)
:        self.x = x
self.y = y
defdistance
(self, other)
:return
((self.x-other.x)**2
+(self.y-other.y)**2
)**0.5x1 = dot(0,
0)x2 = dot(3,
4)result = x1.distance(x2)
print
(result)

class

circle
:def
__init__
(self, radius, x, y)
:        self.radius = radius
self.x = x
self.y = y
defperimeter
(self)
:return2*
3.14
*self.radius
defarea
(self)
:return
3.14
*self.radius**
2def
excircle
(self, other)
:return
((self.x-other.x)**2
+(self.y-other.y))**
0.5== self.radius+other.radius
x1 = circle(5,
5,0)
x2 = circle(5,
15,0)
result1 = x1.perimeter(
)result2 = x1.area(
)result3 = x1.excircle(x2)
print
('周長:'
, result1,
'面積:'
, result2,
'是否是外切圓:'
, result3)

class

segment
:def
__init__
(self, x1, x2)
:        self.x1 = x1
self.x2 = x2
deflength
(self)
:return
((self.x1 - self.x2)**2
)**0.5q1 = segment(10,
5)result = q1.length(
)print
(result)

狗擁有屬性：姓名、性別和品種 擁有方法：叫喚

人類擁有屬性：姓名、年齡、狗 擁有方法：遛狗

class dog:

def __init__(self, name, age, color, breed):
self.name = name
self.age = age
self.color = color
self.breed = breed
def __repr__(self):
return f'<>'
d2 = dog('小黃', '2', '黃色', '柯基')
print(d2)

Day17物件導向作業

定義乙個矩形類，擁有屬性 長 寬 擁有方法 求周長 求面積 class rectangle def init self,length,width self.length length self.width width defperimeter self return self.length self...

day17 物件導向作業

定義乙個矩形類，擁有屬性 長 寬 擁有方法 求周長 求面積 class rectangular def init self,x,y self.long x self.width y defcalculate self l self.long self.width 2 s self.long self...

day17 物件導向作業

定義乙個矩形類，擁有屬性 長 寬 擁有方法 求周長 求面積 class orthogon def init self,long 0 wide 0 self.long long self.wide wide defperimeter self print 周長 self.long self.wide ...