/** Static.java
 *  
 *  Eine Klasse, die Effekte mit Klassenvariablen demonstriert.
 */

class Static {

  int n;
  static int snum;

  void increase() {
    n++;
    snum++;
  }

  void output() {
    System.out.println("n = " + n + ", snum = " +snum);
  }

  static void set(int n) {
    snum = n;
  }




  public static void main(String[] args) {

    Static ex1 = new Static();
    Static ex2 = new Static();

    ex1.output();
    ex2.output();
    System.out.println();

    ex1.increase();

    ex1.output();
    ex2.output();

    Static.set(5);		// Aufruf statische Methode; alternativ: Static.set(5);
    Static ex3 = new Static();

    System.out.println();
    ex1.output();
    ex2.output();
    ex3.output();
  }
}

// Static