public class InterfaceTestProg {
public static void main (String [] args) {
ClassXYZ xyz = new ClassXYZ ();
xyz.printA ();
xyz.printB ();
xyz.printC ();
}
interface InterfaceA {
void printA ();
}
interface InterfaceB {
void printB ();
}
interface InterfaceC extends InterfaceA, InterfaceB {
void printC ();
}
public static class ClassXYZ implements InterfaceC {
ClassXYZ () {}
public void printA () {System.out.println ("A");}
public void printB () {System.out.println ("B");}
public void printC () {System.out.println ("C");}
}
}
