class Test {
	
	String listOfCities;
	String listOfCountries;

	public static void main(String[] args) {
	    
	    Test t = new Test();
	    
	    new Thread(()-> t.listOfCities = "hi").start();
	    new Thread(()-> t.listOfCountries = "hello").start();
	    
	    System.out.println(t.listOfCities);
	    System.out.println(t.listOfCountries);
		
	}
}