Integer function ( int arg0 ) { return items . get ( arg0 ) ; }
get the item at a given position . concode_field_sep List<Integer> itemsUtilities concode_elem_sep int transactionUtility concode_elem_sep List<Integer> items concode_field_sep List<Integer> getItems concode_elem_sep void print concode_elem_sep boolean contains concode_elem_sep boolean contains concode_elem_sep int size concode_elem_sep String toString concode_elem_sep int getTransactionUtility concode_elem_sep List<Integer> getItemsUtilities