package basics.classLoading;
public class Main {
	private Main() {}
	// The following is a static initializer.
	// It will execute the first time a class is used.
	static { System.out.println("Main initialized"); }
	static public void main (String[] args) {
		System.out.print("1. ");  C.f();
		System.out.print("2. ");  C.f();
		System.out.print("3. ");  D.g();
		System.out.print("4. ");  D.g();
	}
}
class C {
	private C() {}
	static { System.out.print("C initialized; "); }
	static void f() { System.out.println("C.f()"); }
}
class D {
	private D() {}
	static { System.out.print("D initialized; "); }
	static void g() { System.out.println("D.g()"); }
}