#include <CGAL/basic.h>
#include <CGAL/Homogeneous.h>
#include <CGAL/Nef_polyhedron_3.h>
#include <CGAL/IO/Nef_polyhedron_iostream_3.h>
#include <CGAL/IO/Qt_widget_Nef_3.h>
#include <qapplication.h>
int main(int argc, char* argv[]) {
  Nef_polyhedron_3 N;
  std::cin >> N;
  QApplication a(argc, argv);
  a.setMainWidget(w);
  w->show();
  return a.exec();
}