question: removes all elements in c concode_field_sep int numElements concode_elem_sep int[] data concode_elem_sep int addIndex concode_elem_sep BitSet isThere concode_elem_sep int pollIndex concode_elem_sep int lastIndex concode_field_sep boolean add concode_elem_sep boolean add concode_elem_sep boolean add concode_elem_sep boolean add concode_elem_sep IntSet enhancedBy concode_elem_sep IntSet enhancedBy concode_elem_sep void shrink concode_elem_sep boolean containsAll concode_elem_sep void clear concode_elem_sep void clear concode_elem_sep boolean isEmpty concode_elem_sep int removeIndex concode_elem_sep void main concode_elem_sep int poll concode_elem_sep boolean remove concode_elem_sep boolean remove concode_elem_sep boolean remove concode_elem_sep IntSet shrunkBy concode_elem_sep IntSet shrunkBy concode_elem_sep PeekIterator<Integer> iterator concode_elem_sep boolean contains concode_elem_sep boolean contains concode_elem_sep boolean contains concode_elem_sep int size concode_elem_sep boolean addAll concode_elem_sep boolean addAll concode_elem_sep boolean addAll concode_elem_sep IntSet of concode_elem_sep Object[] toArray concode_elem_sep T[] toArray concode_elem_sep void setTo concode_elem_sep void addTo concode_elem_sep String toString concode_elem_sep int indexOf concode_elem_sep boolean retainAll
target: boolean function ( Collection < ? > arg0 ) { boolean loc0 = false ; for ( Object loc1 : arg0 ) loc0 |= remove ( loc1 ) ; return loc0 ; }