#include <iostream>
using namespace std;

void testplot()
{
  TFile *_file0 = TFile::Open("test2010_attilio.root"); 
 TFile *_file1 = TFile::Open("test2011noemi.root");
 TFile *_file2 = TFile::Open("testmc.root");
 const int nbinsPt=7;
 _file0->cd();
 TH1F *eff = new TH1F(*PtMajor_Jpsi_EFMU4);
int N[nbinsPt];
  int i;
  for(i=0;i<=(nbinsPt-1);i++)
    {
      Double_t DenbinContent =eff->GetBinContent(i+1);
      cout<<DenbinContent;
      N[i]=DenbinContent;
      cout<<"N["<<i<<"] = "<<N[i]<<"\n";
    }
 
  eff->Divide(WPtMajor_Jpsi_EFMU4_Jpsimumupass_vs_EFMU4,PtMajor_Jpsi_EFMU4);
 eff->SetLineColor(1);
 eff->Draw("");
  _file1->cd();
  TH1F *eff = new TH1F(*PtMajor_Jpsi_EFMU4);
  int F[nbinsPt];
  int i;
  for(i=0;i<=(nbinsPt-1);i++)
    {
      Double_t DenbinContent =eff->GetBinContent(i+1);
      cout<<DenbinContent;
      F[i]=DenbinContent;
      cout<<"F["<<i<<"] = "<<F[i]<<"\n";
    }
 
  eff->Divide(WPtMajor_Jpsi_EFMU4_Jpsimumupass_vs_EFMU4,PtMajor_Jpsi_EFMU4);
  eff->SetLineColor(4);
  eff->Draw("same");
  _file2->cd();
  TH1F *eff = new TH1F(*PtMajor_Jpsi_EFMU4);
  eff->SetLineColor(2);
  eff->Divide(WPtMajor_Jpsi_EFMU4_Jpsimumupass_vs_EFMU4,PtMajor_Jpsi_EFMU4);
  eff->Draw("same");
}