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Practices/Drink.java

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+public class Drink {
+    String name;
+    double price;
+
+    public Drink(String name, double price) {
+        this.name = name;
+        this.price = price;
+    }
+
+    String getName() {
+        return name;
+    }
+
+    double getPrice() {
+        return price;
+    }
+}

Practices/Salad.java

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+public class Salad {
+    String name;
+    double price;
+
+    public Salad(String name, double price) {
+        this.name = name;
+        this.price = price;
+    }
+
+    String getName() {
+        return name;
+    }
+
+    double getPrice() {
+        return price;
+    }
+}

Practices/Trio.java

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+public class Trio {
+    private Sandwich sandwich;
+    private Salad salad;
+    private Drink drink;
+
+    public Trio(Sandwich sandwich, Salad salad, Drink drink) {
+        this.sandwich = sandwich;
+        this.salad = salad;
+        this.drink = drink;
+    }
+
+    String getName() {
+        return sandwich.getName() + "/" + salad.getName() + "/" + drink.getName() + " Trio";
+    }
+
+    double getPrice() {
+        double sandwichPrice = sandwich.getPrice();
+        double saladPrice = salad.getPrice();
+        double drinkPrice = drink.getPrice();
+
+        if(sandwichPrice < saladPrice && sandwichPrice < drinkPrice) {
+            return saladPrice + drinkPrice;
+        } else if(saladPrice < sandwichPrice && saladPrice < drinkPrice) {
+            return sandwichPrice + drinkPrice;
+        } else {
+            return sandwichPrice + saladPrice;
+        }
+    }
+}