class Journal:  
    def __init__(self):  
        self.date = None  
        self.amount = None  
        self.items = []

    def select_date(self, date):  
        self.date = date

    def enter_amount(self, amount):  
        self.amount = amount

    def select_item_type(self, item_type):  
        self.items.append(item_type)

    def remove_item(self, item_type):  
        self.items.remove(item_type)

    def display_items(self):  
        if self.items:  
            print("Date:", self.date)  
            print("Amount:", self.amount)  
            print("Items:")  
            for item_type in self.items:  
                print(f"{item_type}:", end="")  
                for item in self[item_type]:  
                    print(f"{item}")  
            print()

    def load_items(self, items_file):  
        with open(items_file, "r") as f:  
            for line in f:  
                date, amount, item_type = line.strip().split(" ")  
                self.enter_amount(amount)  
                self.select_item_type(item_type)  
                self.display_items()

    def save_items(self, items_file):  
        with open(items_file, "w") as f:  
            for item_type in self.items:  
                f.write(f"{item_type}: ")  
                for item in self[item_type]:  
                    f.write(f"{item}")  
                f.write("\n")


if __name__ == "__main__":  
    journal = Journal()  
    journal.load_items("items.txt")  
    journal.select_date(datetime.now().strftime("%Y-%m-%d"))  
    journal.enter_amount(100)  
    journal.select_item_type("正餐")  
    journal.remove_item("零食")  
    journal.display_items()