// Beispiel-Test für Singleton
public class Main {
	public static void main(String[] args){
		Singleton_lazy s1 = Singleton_lazy.getInstance();
		System.out.println(s1);
		Singleton_lazy s2 = Singleton_lazy.getInstance();
		System.out.println(s2);
		Singleton_lazy s3 = Singleton_lazy.getInstance();
		System.out.println(s3);
	}
}