package interfaceExamples;

interface Aaa {

int methodA();

}

interface Bbb {

int methodB();

}

interface Ccc {

int methodC();

}

interface Ddd{

}

class D implements Aaa, Bbb, Ccc, Ddd {

int i = 999 + 111;

public int methodA() {

i = +i / i;

return i;

}

public int methodB() {

i = -i * i;

return i;

}

public int methodC() {

i = ++i - --i;

return i;

}

}

public class practice4 {

public static void main(String[] args) {

D d = new D();

System.out.println(d.i);

System.out.println(d.methodA());

System.out.println(d.methodB());

System.out.println(d.methodC());

}

}