测试java代码加载顺序

public class Cbc extends Bbc{
	public static Cbc cbc = new Cbc();

	public static void main(String[] args) {
		System.out.println("进入程序入口了！");
		System.out.println("num的值："+num);
	}

	public Cbc() {
		System.out.println("我是Cbc构造方法！");
	}

	static {
		System.out.println("我是Cbc静态代码块！");
	}
}

class Bbc extends Abc {
	public static Bbc bbc = new Bbc();

	public Bbc() {
		System.out.println("我是Bbc构造方法！");
	}

	static {
		Abc.num = 2;
		System.out.println("我是Bbc静态代码块！");
	}
}

class Abc {
	public static Abc abc = new Abc();
	public static int num = 1;
	public Abc() {
		System.out.println("我是Abc构造方法！");
	}

	static {
		System.out.println("我是Abc静态代码块！");
	}