CSPrograms4u: Multiple Inheritance using interfaces

// Program
interface A
{
    void show();
}
interface B
{
    void show1();
}
class AB implements A,B
{
    public void show()
    {
        System.out.println("Hello A");
    }
    public void show1()
    {
        System.out.println("Hello B");
    }
    public static void main(String args[])
    {
        AB ab=new AB();
        ab.show();
        ab.show1();
    }
}