# Application

class Contact:
    def __init__(self, name, email):
        self.name = name
        self.email = email

class Order:
    def __init__(self, order_id, contact):
        self.order_id = order_id
        self.contact = contact

def main():
    print("My Application")
    print("==============")

if __name__ == "__main__":
    main()