class number :
def _init_(self, value):
self.value=value
def _add_(self, other):
return self.value+other.value
n1=Number (10)
n2= Number (20)
result= n1+n2
print("sum= ",result)
Y2xhc3MgbnVtYmVyIDoKCWRlZiBfaW5pdF8oc2VsZiwgdmFsdWUpOgoJCXNlbGYudmFsdWU9dmFsdWUKCQkKCQlkZWYgX2FkZF8oc2VsZiwgb3RoZXIpOgoJCQlyZXR1cm4gc2VsZi52YWx1ZStvdGhlci52YWx1ZQoJCQluMT1OdW1iZXIgKDEwKQoJCQluMj0gTnVtYmVyICgyMCkKCQkJcmVzdWx0PSBuMStuMgoJCQlwcmludCgic3VtPSAiLHJlc3VsdCkKCQk=