2th

src/com/restaurant/Order.java

@@ -4,7 +4,7 @@ public class Order {
     private int id;
     private Customer customer;
     private Food[] foods;
-    private int price;
+    private double price;
 
     public Order(int id, Customer customer, Food[] foods) {
         this.id = id;
@@ -13,10 +13,8 @@ public class Order {
 
         for (Food food : foods) {
             price += food.getPrice();
-            System.out.println("price="+price);
         }
         price *= 1.4;
-        System.out.println("price2="+price);
         customer.setOrder(this);
     }
 
@@ -24,7 +22,7 @@ public class Order {
         return foods;
     }
 
-    public int getPrice() {
+    public double getPrice() {
         return price;
     }
 
@@ -35,8 +33,12 @@ public class Order {
         }
         for (int i = 0; i < amount; i++) {
             temp[foods.length + i] = food;
+//            System.out.println("s="+price);
+//            System.out.println("f="+getPrice());
+            price=price+(temp[foods.length+i].getPrice())*1.4;
         }
         foods = temp;
+
         temp = null;
     }
 

src/com/restaurant/Restaurant.java

@@ -82,8 +82,9 @@ public class Restaurant {
     }
 
     public void acceptPayment(Customer customer) {
-        int menuCost = customer.getOrder().getPrice();
+        double menuCost = customer.getOrder().getPrice();
         currentCustomers.remove(customer);
+
         fund += menuCost * 0.9;
         totalNumOfFood += customer.getOrder().getFoods().length;
     }