protected void put100Int(){
  for (int i=0; i < 100; i++) {
    region.put(new Integer(i),new Integer(i));
  }
}

protected void put100Int ( ) { for ( int i = 0 ; i < 100 ; i ++ ) { region . put ( new Integer ( i ) , new Integer ( i ) ) ; } }
puts a 100 integers into the region
