class Number:
def __init__(self,num1,num2):
self.num1 = num1
self.num2 = num2
def add(self):
return self.num1+self.num2
def sub(self):
return self.num1 - self.num2
def ride(self):
return self.num1 * self.num2
def div(self):
if not self.num2 == 0:
return self.num1 / self.num2
# n = Number(3,4)
# result = n.ride()
# print(result)
@classmethod
def pingfanghe(cls,num1,num2):
n1 = cls(num1,num1)
n11 = n1.ride()
n2 = cls(num2,num2)
n22 = n2.ride()
n3 = cls(n11,n22)
return n3.add()
result = Number.pingfanghe(4,6)
print(result)
写一个数学类,实现两个数之间的加减乘除
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转载自blog.csdn.net/LoveL_T/article/details/81544662
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