question: returns the number of items in the list concode_field_sep Item<T> next concode_elem_sep Item<T> head concode_elem_sep T payload concode_elem_sep Item<T> tail concode_elem_sep Item<T> prev concode_elem_sep Pool<Item<T>> pool concode_elem_sep Item<T> iter concode_elem_sep int size concode_elem_sep Item<T> curr concode_field_sep void add concode_elem_sep T next concode_elem_sep T previous concode_elem_sep void clear concode_elem_sep void iter concode_elem_sep void iterReverse concode_elem_sep void remove
target: int function ( ) { return size ; }