@Override
	public boolean containsAll(IntSet c) {
		IntIterator itr = c.iterator();
		boolean res = true;
		while (res && itr.hasNext())
			res &= contains(itr.next());
		return res;
	}
@ Override public boolean containsAll ( IntSet c ) { IntIterator itr = c . iterator ( ) ; boolean res = true ; while ( res && itr . hasNext ( ) ) res &= contains ( itr . next ( ) ) ; return res ; }
{@inheritDoc}