{ TFile *myFile = new TFile("kstarstargamma.root","READ"); myFile->ls(); TCanvas *myCanvas = new TCanvas("c","kstarstargamma",0,0,600,400); myCanvas->Divide(2,2); TH1F *th1=h1; TH1F *th2=h2; myCanvas->cd(1); th1->Draw(); myCanvas->cd(2); th2->Draw(); myCanvas.Update(); myCanvas->Print("kstarstargamma.eps"); }