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  1. class Rect():
  2.     def __init__(self, w, h):
  3.         self.w = w
  4.         self.h = h
  5.  
  6.     def calcArea(self):
  7.         return self.w * self.h  
  8.  
  9. class Circle():
  10.     def __init__(self, r):
  11.         self.r = r
  12.  
  13.     def calcArea(self):
  14.         return self.r * self.r * 3.14
  15.  
  16.  
  17. class AreaCalc:
  18.     def __init__(self, shapes):
  19.         self.shapes = shapes
  20.         self.outputer = AreaOutput()
  21.         self.sumArea()
  22.  
  23.     def sumArea(self):
  24.         self.sum_ = sum([area.calcArea() for area in self.shapes])
  25.  
  26.     def output(self, type):
  27.         if type == 'sum':
  28.             self.outputer.outputSum(self.sum_)
  29.         else:
  30.             self.outputer.outputSumRound(self.sum_)
  31.  
  32. class AreaOutput:
  33.     def outputSum(self, sum_):
  34.         print(sum_)
  35.  
  36.     def outputSumRound(self, sum):
  37.         print(round(sum))
  38.  
  39. circle = Circle(2)
  40. rect = Rect(4, 2)
  41. areaCalc = AreaCalc([circle, rect])
  42. areaCalc.output('sum')
  43. areaCalc.output('sumRound')
  44.  
  45.  
Success #stdin #stdout 0.01s 27712KB
comments ()
stdin 
Standard input is empty
stdout 
20.560000000000002
21
https://ideone.com/d2yDVs
language:
Python 3 (python  3.12)
created:
6 years ago
visibility:
public

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