#include <TRandom.h>
#include <TVector3.h>
#include <TTree.h>
#include <TCanvas.h>
#include <TProfile.h>
#include <TH1.h>
#include <TH1F.h>
#include <TH2F.h>
#include <TFile.h>
#include <TLegend.h>
#include <TStyle.h>
#include <TMath.h>
#include <TString.h>
#include <TGraphAsymmErrors.h>
#include <THStack.h>
#include <TLine.h>
#include <TPolyLine.h>
#include <iostream>
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include <iomanip>
#include <iomanip>
#include <sstream>
#include <fstream>
#include <math.h>
#include <memory>
#include <string>
#include <TStyle.h>

void macro_canvas()
{ 
   TH1::AddDirectory(kFALSE)
   TFile f1("acceptboostedZp1.root","read");
   TCanvas *c1 = (TCanvas*)f1.Get("cacc");
    TH1F *h;
    h = (TH1F*)c1->GetPrimitive("hr_be_copy");
    c1->Clear();
    c1->Draw();
    h->Draw();
   
    TFile f2("acceptboostedZp.root","read");
    TCanvas *c2 = (TCanvas*)f2.Get("cacc");
    TH1F *h1;
    TList* l = c2-> GetListOfPrimitives();
    TIter next(l);
    TObject *obj;
    while ((obj=next())) {
    if (obj->InheritsFrom("TH1")) {
         obj->Draw();
         h1 = (TH1F*)obj;
      }
   }
    TCanvas c3;
    h1->Draw();
    h->Draw("same");
   
}