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class G{
   private int x;
   public G() { x=3;}
   public void setX(int val){
      x=val;
   }
   public String toString(){ 
      return ""+x;
   }
}
 
class H extends G{
   private int y;
   public H() { y=4;}
   public void setY(int val){
      y=val;
   }
   public String toString() { 
      return ""+y+" "+super.toString();
   }
}
 
////////////////////////////////////////////	
//test code in the main method
G one = new G();
out.println(one);
one.setX(5);
out.println(one);
H two = new H();
two.setX(-2);
two.setY(11);
out.println(two);
 
G three = new H();
out.println(three);
three.setX(8);
three.setY(21);			
out.println(three);
 
G four = new H();
four.setX(11);
out.println(four);
four.setX(6);
((H)four).setY(14);
out.println(four);
 
H five= new H();
five.setY(7);
out.println(five);
five.setX(16);
five.setY(9);
out.println(five);
 

Main.java:25: error: class, interface, or enum expected
G one = new G();
^
Main.java:26: error: class, interface, or enum expected
out.println(one);
^
Main.java:27: error: class, interface, or enum expected
one.setX(5);
^
Main.java:28: error: class, interface, or enum expected
out.println(one);
^
Main.java:29: error: class, interface, or enum expected
H two = new H();
^
Main.java:30: error: class, interface, or enum expected
two.setX(-2);
^
Main.java:31: error: class, interface, or enum expected
two.setY(11);
^
Main.java:32: error: class, interface, or enum expected
out.println(two);
^
Main.java:34: error: class, interface, or enum expected
G three = new H();
^
Main.java:35: error: class, interface, or enum expected
out.println(three);
^
Main.java:36: error: class, interface, or enum expected
three.setX(8);
^
Main.java:37: error: class, interface, or enum expected
three.setY(21);			
^
Main.java:38: error: class, interface, or enum expected
out.println(three);
^
Main.java:40: error: class, interface, or enum expected
G four = new H();
^
Main.java:41: error: class, interface, or enum expected
four.setX(11);
^
Main.java:42: error: class, interface, or enum expected
out.println(four);
^
Main.java:43: error: class, interface, or enum expected
four.setX(6);
^
Main.java:44: error: class, interface, or enum expected
((H)four).setY(14);
^
Main.java:45: error: class, interface, or enum expected
out.println(four);
^
Main.java:47: error: class, interface, or enum expected
H five= new H();
^
Main.java:48: error: class, interface, or enum expected
five.setY(7);
^
Main.java:49: error: class, interface, or enum expected
out.println(five);
^
Main.java:50: error: class, interface, or enum expected
five.setX(16);
^
Main.java:51: error: class, interface, or enum expected
five.setY(9);
^
Main.java:52: error: class, interface, or enum expected
out.println(five);
^
25 errors

Standard output is empty