class One {
  int a = 0;
  void fun() {
    b += 1; // shared 
    a += 1; // my own 
    System.out.print(a + " " + b + " ");
  }

  static int b = 0;
  public static void main(String[] args) {
    One alpha = new One();
    One beta = new One();
    alpha.fun(); // prints 1 1
    beta.fun(); // prints 2 1 
    alpha.fun(); // prints 
  }

}