void macro(){

  gROOT->LoadMacro("Reproducer.cpp+");
  Reproducer* rep = new Reproducer();
  TFile* f = new TFile("reproducer.root","RECREATE");
  rep->SetName("reproducer");
  rep->SetString("test");
  rep->FillHist(-1.4);
  rep->Write();
  f->Write();
  f->Close();



}