while( getline(inputss, input, ' ') ){
        char *charPointer = new char[input.length()]; //a character pointer used to make the transition from string to character
    strcpy ( charPointer,input.c_str() );
        if ( isalpha(*charPointer) || isdigit(*charPointer) )
        cout << charPointer;
        else if ( (*charPointer == '('))
        operatorStack.push(*charPointer);
        else if ( (*charPointer == ')')){
        while (!operatorStack.empty() && operatorStack.top() != '(') {
            cout << operatorStack.top();
            operatorStack.pop();
            }
        if ( !operatorStack.empty() )
        operatorStack.pop();
        else {
        cout << "Error incorrect input format, missing ')' " << endl;
        return 0;
        }
    }
    else if ((!operatorStack.empty()) || (precidence(operatorStack.top())) < (precidence(*charPointer))) //empty stack has lowest precidence.
        operatorStack.push(*charPointer);
        else if ((precidence(operatorStack.top())) >= (precidence(*charPointer))) {
        while (!operatorStack.empty() && (precidence(operatorStack.top())) >= precidence(*charPointer)){
            cout << charPointer;
        operatorStack.pop();
        }
        operatorStack.push(*charPointer);
    }
    else
        cout << "Error, incorrect input. Exiting Program." << endl;
    }// end of while loop