class LongBitMask extends SingleLongBitMask implements BitMask {

    @Override
    public BitMask reset(int index) {
        if (index < 64) {
            mask = mask & (Long.MAX_VALUE - (1L << index));
        }
        return this;
    }

    public  LongBitMask();
    public  LongBitMask(long mask);

}