#include <qapplication.h>
#include <qlabel.h>

int main(int argc, char** argv)
{
    QApplication app(argc, argv);
    QLabel* lbl = new QLabel("Hello, Dolly");
    lbl->resize(80,40);
    app.SetMainWidget(lbl);
    lbl->show();
    app.exec();
    return 0;
}

Example 1: What's wrong with this code?