public class zajecia2 {
    public static void main(String[] args) {
        double dzialanie1 = (1 + (1.0+2)/(11.0+19.0));
        double dzialanie2 = dzialanie1/(4+6);
        System.out.println("         " + "1+2");
        System.out.println("1 + ---------------" );
        System.out.println("       11 + 19" );
        System.out.println("---------------------- = " + dzialanie2);
        System.out.println("           4+6" );

    }
}