[이넘]2

 enum CoffeeMenu {
    AMERICANO(2000) {
        @Override
        public int totalPrice(int optionOrder, int normalOrder) {
            return 2000 * (normalOrder + optionOrder * 2) + (optionOrder == 0 ? 0 : 300);
        }
    },
    LATTE(3000) {
        @Override
        public int totalPrice(int optionOrder, int normalOrder) {
            return 3000 * (normalOrder + optionOrder * 2) + (optionOrder == 0 ? 0 : 500);
        }
    },
    MOCHA(4000) {
        @Override
        public int totalPrice(int optionOrder, int normalOrder) {
            return 4000 * (normalOrder + optionOrder * 2) + (optionOrder == 0 ? 0 : 1000);
        }
    },
    COLDBREW(4500) {
        @Override
        public int totalPrice(int optionOrder, int normalOrder) {
            return 4500 * (normalOrder + optionOrder * 2) + (optionOrder == 0 ? 0 : 200);
        }
    };

    private final int price;

    CoffeeMenu(int price) {
        this.price = price;
    }

    public int getPrice() {
        return price;
    }

    public abstract int totalPrice(int optionOrder, int normalOrder);
}

public class home10 {
    public static void main(String[] args) {
        int americanoTotalPrice = CoffeeMenu.AMERICANO.totalPrice(2, 1);
        int latteTotalPrice = CoffeeMenu.LATTE.totalPrice(1, 1);
        int mochaTotalPrice = CoffeeMenu.MOCHA.totalPrice(2, 0);
        int coldBrewTotalPrice = CoffeeMenu.COLDBREW.totalPrice(2, 2);

        System.out.println("아메리카노 2잔(아이스 300 추가), 라떼 1잔(아이스 500 추가), 모카 2잔(휘핑 1000 추가), 콜드브루 2잔(시럽 200 추가) 주문 시 총 가격:");
        System.out.println("아메리카노: " + americanoTotalPrice + "원");
        System.out.println("라떼: " + latteTotalPrice + "원");
        System.out.println("모카: " + mochaTotalPrice + "원");
        System.out.println("콜드브루: " + coldBrewTotalPrice + "원");
    }
}