class Some {

     static{

         System.out.println("1");

     }

     public Some(){

         System.out.println("2");

     }

 }

 class Some2 extends Some{

     static{

         System.out.println("a");

     }

     public Some2(){

         System.out.println("b");

     }

 }

    public static void main(String[] args) throws Exception {

//        new Some2();   //1a2b

//        new Some(); new Some2();  12a2b

//        Class.forName("com.gl.typeof.Some2");  //1a

//        Class.forName("com.gl.typeof.Some2"); new Some2(); // 1a2b

//        Class.forName("com.gl.typeof.Some2").newInstance(); //1a2b

    }