public class Bagaca {

    public static void main(String[] args) {
        Bagaca a = new Bagaca();
        System.out.println(a.soma(1, 1));

        Bagaca b = new Bagaca() {
            public int soma(int i, int j) {
                return i-j;
            }
        };

        System.out.println(b.soma(1, 1));
    }

    public int soma(int i, int j) {
        return i + j;
    }
}