super(x); this.y = y;
return nCalls;
nCalls++; return super.getX();
nCalls++; return y;
ois.defaultReadObject(); y = ((Integer) ois.readObject()).intValue() - 13; x = ois.readInt(); nCalls = 5;
oos.defaultWriteObject(); oos.writeObject(new Integer(y + 13)); oos.writeInt(x);