1 interface I 2 { 3 int i = 1, ii = PR162.out ("ii", 2); 4 } 5 6 interface J extends I 7 { 8 int j = PR162.out ("j", 3), jj = PR162.out ("jj", 4); 9 } 10 11 interface K extends J 12 { 13 int k = PR162.out ("k", 5); 14 } 15 16 public class PR162 17 { main(String[] args)18 public static void main (String[] args) 19 { 20 System.out.println (J.i); 21 System.out.println (K.j); 22 } 23 out(String s, int i)24 public static int out (String s, int i) 25 { 26 System.out.println (s + "=" + i); 27 return i; 28 } 29 } 30