class Employee: def __init__(self,name,salary): self.name = name self.salary = salary def fuck(self): return f"{self.name}'salary is {self.salary}, and his age is {self.age}" a = input() b = int(input()) e = Employee(a,b) c = int(input()) try: print(e.fuck()) except: print('Error! No age') e.age = c print(e.fuck())