void setup() {
  Product product1 = new Product("pc", 500);
  Product product2 = new Product("mac", 2000);

  product1.printProduct();
  product2.printProduct();
}

class Product {
  String productnaam;
  int productprijs;

  Product(String naam, int prijs) {
    productnaam = naam;
    productprijs = prijs;
  }

  void printProduct() {
    println(productnaam + " kost: " + productprijs + " euro");
  }
}