package interfaceExamples;

class Aa implements Bb

{

public int methodB(int i)

{

return i =+ i * i; //i = ((+ i) * i)

}

}

abstract interface fgf{

}

interface Bb

{

int methodB(int i);

}

public class practice2

{

public static void main(String[] args)

{

Bb b = new Aa();

System.out.println(b.methodB(2));

}

}