class AtomicPositiveInteger extends Number {

    @Override
    public boolean equals(Object obj) {
        if (this == obj) {
            return true;
        }
        if (!(obj instanceof AtomicPositiveInteger)) {
            return false;
        }
        AtomicPositiveInteger other = (AtomicPositiveInteger) obj;
        return intValue() == other.intValue();
    }

    public  AtomicPositiveInteger();
    public  AtomicPositiveInteger(int initialValue);

}