{
   auto h2 = new TH2F("h2"," ",10,0,10,10,20,30);
   auto hf = (TH2F*)h2->Clone("hf");
   h2->SetBit(TH1::kNoStats);
   hf->SetBit(TH1::kNoStats);
   h2->Fill(5,22);
   h2->Fill(5,23);
   h2->Fill(6,22);
   h2->Fill(6,23);
   hf->Fill(6,23);
   hf->Fill(6,23);
   hf->Fill(6,23);
   hf->Fill(6,23);
   hf->Fill(5,23);

   auto hf_copy1 = hf->Clone("hf_copy1");
   TLatex lt;

   auto cx = new TCanvas(); cx->Divide(2,1);

   cx->cd(1);
   h2->Draw("box");
   hf->Draw("text colz same");
   lt.DrawLatexNDC(0.3,0.5,"SAME");

   cx->cd(2);
   h2->Draw("box");
   hf_copy1->Draw("text colz same0");
   lt.DrawLatexNDC(0.3,0.5,"SAME0");
}