import java.util.Scanner;

/**
 * @author ：jiliangliang
 * @description：PACKAGE_NAME ShopApp
 * @date ：2022/6/11 14:16
 */
public class ShopApp {
    public static void main(String[] args) {

        Double allprice = 0.0;

        while (true){
            Scanner scanner = new Scanner(System.in);
            System.out.println("请输入名称");
            String name = scanner.nextLine();
            System.out.println("请输入数量");
            String  quantity= scanner.nextLine();
            System.out.println("请输入单价");
            String unitPrice = scanner.nextLine();
            Item item = new Item(name,Double.parseDouble(quantity),Double.parseDouble(unitPrice));
            System.out.println(item.name+":"+item.getAmount());
            allprice += item.getAmount();
            System.out.println("总价:"+allprice);
        }
//        Item item = new Item("苹果",3.2,4.8);
//       System.out.println(item.name+":"+item.getAmount());
//        Item item2 = new Item("香蕉",2.1,2.8);
//        System.out.println(item2.name+":"+item2.getAmount());
//        Item item3 = new Item("火龙果",1.2,3.5);
//        System.out.println(item3.name+":"+item3.getAmount());
    }
}

class  Item {

   public String  name;
   public Double  quantity;
   public Double  unitPrice;
    public Item(String name,Double quantity,Double unitPrice){
        this.name = name;
        this.quantity = quantity;
        this.unitPrice= unitPrice;
    }

    public Double getAmount(){
        return  this.unitPrice*this.quantity;
    }


}