text: class calc:
            country="india"
            def __init__(self,a,b):
                      self.first=a
                      self.sec=b
                      self.c=self.first+self.sec
                      self.city="varanasi"
                      print("hello i am constructor")
            def dis(self):
                      print("total=",self.c)
                      add="vns"
            def pr(self):
                      print(calc.country)
                      print(self.city)
                      
  a=calc(100,500)
  a.pr()
  print(calc.country)
  print(a.city)
  
  
                      
  