题解 | #牛客打工人#

class emp:
    def __init__(self, name, ID, num) :
        self.name=name
        self.ID=ID
        self.num=num
    def output(self):
        print(self.name)
        print(self.ID)
        print(self.num)

niuniu=emp('NiuNiu', '100001',678)
niuniu.output()