#include <iostream>
#include <sstream>
#include <iomanip>
#include <vector>
#include <string>
#include <exception>
#include <algorithm>

class CSVParser
{
    char separator,quote_mark;
    std::string getLine()
    {
        std::string s;
        std::stringstream ss;
        getline(input,s);
        int nrOfQuotes = std::count(s.begin(),s.end(),this->quote_mark);
        ss<<s;
        while(nrOfQuotes%2)
        {
            ss<<"\n";
            getline(input,s);
            nrOfQuotes += std::count(s.begin(),s.end(),this->quote_mark);
            ss<<s;
        }

        if (nrOfQuotes%2)
            throw  std::invalid_argument("Wrong qouting order");
        return ss.str();
    }
public:
    std::stringstream input;

    CSVParser(char _separator=',',char _quote_mark='"') : separator(_separator), quote_mark(_quote_mark) {}
    bool readRecord(std::vector<std::string>& result)
    {
        result.push_back(getLine());
        std::string
        /*
        while (input.peek() != '\n')
        {
            std::string csvElement;
            std::cout << (int)input.peek()<<std::endl;

            if (input.peek() == '"')
            {
                input >> std::quoted(csvElement,'"');
            }else
            {
                std::getline(input, csvElement, ',');
            }
            result.push_back(csvElement);
        }*/
        return !result.empty();
    }
};

int main()
{
    //input
    std::stringstream test1("a,b,\"c\nd\"");
    std::stringstream test11("a,b,\"c");


    std::stringstream test2("a\nb");
    std::stringstream test3("a;'b\nc';'c';''''");
    std::stringstream test4("\"a\",\"b\nc\",\"c\"\n\"d\"");
    std::stringstream test5("\"a\",\"b\nc\",\"c\"\n\"d\"");
    std::stringstream test6("\"a\",\"b\nc\",\"c\"\n\"d\"");

    // result
    std::vector<std::string> result;

    CSVParser parser(';','"');
    parser.input << test4.str();

    //while(parser.readRecord(result))
    parser.readRecord(result);
    {
        std::cout << result.size() << std::endl;
        for(auto& s : result)
            std::cout << s << ",";
        result.clear();
    }
    return 0;
}