class customer:
    name = ""
    lastname = ""
    age = 0

    def addcarf(self):
        print("Added to ",self.name , self.lastname,"'s cart")
customer1 = customer()
customer1.name = "Phuthanet"
customer1.lastname = ".W"
customer1.addcarf()
customer2 = customer()
customer2.name = "Sorawit"
customer2.lastname = ".R"
customer2.addcarf()
customer3 = customer()
customer3.name = "Narakorn"
customer3.lastname = ".M"
customer3.addcarf()