01 class Prova{
02 public int a;
03
04 Prova(int _a){
05 a = _a;
06 }
07 public void acrescenta(int n){
08 a += n;
09 }
10 public void acrescenta(){
11 a++;
12 }
13 }
14 class SubProva extends Prova{
15 private int b;
16 SubProva(int umb, int uma){
17 super(uma);
18 b = umb;
19 }
20 public void acrescenta(int n){
21 b=b+n+2;
22 }
23 public static void main (String args[ ]) {
24 SubProva s = new SubProva(2,5);
25 Prova p = new Prova(2);
26 s.acrescenta(3);
27 p.acrescenta();
28 System.out.println(s.b+s.a);
29 System.out.println(p.a);
30 s.acrescenta();
31 System.out.println(" "+s.b+p.a+s.a) ;
32 }
33 }