/* Parkplatz.java : Das Parkplatzproblem in Java
 * @author R.Richter 2005-10-15
 */

class Parkplatz {
  public static void main(String[] args) {
    int f = Integer.parseInt(args[0]);
    int r = Integer.parseInt(args[1]);
    int m = 2*f - r/2;
    int a = f - m;
    System.out.println(a + " " + m);
  }
}