stock

#include <QCoreApplication>
#include <QFile>
#include <QTextStream>
#include <QDebug>
void convert_date(QString& date)
{
    date=date.mid(0,4)+"-"+date.mid(4,2)+"-"+date.mid(6,2);
}
int main(int argc, char *argv[])
{
    QFile file("/home/isv/Downloads/Takceram.csv");
    file.open(QIODevice::ReadOnly);
    QTextStream in(&file);
    QFile fileout("/home/isv/Downloads/Takceram2.csv");
    fileout.open(QIODevice::WriteOnly);
    QTextStream out(&fileout);

    std::vector<QString> vec;
    while(!in.atEnd())
    {
        QString line=in.readLine();
        vec.push_back(line);
    }

    vec.erase(vec.begin());
    std::reverse(vec.begin(),vec.end());
    out<<"Date,Open,High,Low,Close,Adj Close,Volume"<<endl;
    for (int var = vec.size()-400; var < vec.size(); ++var)
    {
//        qDebug()<<line;
        QStringList lis=vec[var].split(",");
        QString date=lis[1];
        convert_date(date);
        QString open=lis[2];
        QString high=lis[3];
        QString low=lis[4];
        QString close=lis[5];
        QString last=lis[11];
        QString vol=lis[7];
        out<<date<<","<<open<<","<<high<<","<<low<<","<<close<<","<<last<<","<<vol<<endl;
    }
}