class Singleton {
	private static Singleton s = new Singleton();
	protected Singleton() {
		System.out.println("S");
	}
	public static Singleton getInstance() {
		return s;
	}
}
	
public class Test {
	public void method() {
		Singleton.getInstance();
	}
	public static void main(String [] str) {
		new Test();
	}
}