public class TestingMethods8
{
  int cars = 20;
  void change(final int cars)
  {
    cars = 10;
    this.cars = cars;
  }
  public static void main(String[] args)
  {
    TestingMethods8 t8 = new TestingMethods8();
    t8.change(30);
    System.out.println(t8.cars);
  }
}