question: addoperator runs operator through calculate as soon as it gets it so the stack is always up to date . concode_field_sep Stack<Double> operands concode_elem_sep Stack<OperationsInterface> operators concode_field_sep int size concode_elem_sep void debugPrintStacks concode_elem_sep void clear concode_elem_sep void addGrouping concode_elem_sep double getTotal concode_elem_sep void calculate concode_elem_sep void addOperand
target: void function ( Operator arg0 ) { calculate ( arg0 ) ; }