conchaCulo()

Curso curso = new Curso( 123, "curso" );

        Alumno alumno = new Alumno( 123, "juan", "juan@mail.com", "casa de juan", 123 );

        if( curso.agregarAlumno( alumno ) )
        {
            System.out.println("OK");
        }
        else
        {
            System.out.println("ERROR");
        }

        curso.verAlumnos();