void Integrated_Eff(){
	int oniaMode = 1;
	int ispPb=1;
	TFile *f = new TFile("/home/christos/public_html/RpA/eff_pPb/Eff_pPb_1S_eta29_5.root");
	TH1D* reco = (TH1D*) f->Get("RecoEventsSumET_HF");
	TH1D* gen = (TH1D*) f->Get("GenEventsSumET_HF");
	TH1D* eff = (TH1D*) f->Get("EffSumET_HF");
	TH1D* mc = (TH1D*) f->Get("Ntracks_MC");
	TH1D* data = (TH1D*) f->Get("Ntracks_Data");
	
	//TH1D* intReco = new TH1D("intReco","Integrated Reconstructed Event",1,reco->GetXaxis()->GetXmin(),reco->GetXaxis()->GetXmax());
	//TH1D* intGen = new TH1D("intGen","Integrated Gen Event",1,gen->GetXaxis()->GetXmin(),gen->GetXaxis()->GetXmax());
	gStyle->SetOptStat(0);
	TH1F *newreco = (TH1F*)reco->Clone("newreco");
	TH1F *newgen = (TH1F*)gen->Clone("newgen");
	newgen->SetTitle("#Sigma E_{T}^{HF} Gen & Reco");
	TCanvas *c1 = new TCanvas();
	newreco->SetLineColor(kGreen+3);
	newreco->SetLineWidth(2);
	newgen->SetLineColor(kBlue+2);
	newgen->SetLineWidth(2);
	newgen->Draw();
	newreco->Draw("SAME");
	TLegend *legend1 = new TLegend(0.1,0.7,0.48,0.9);
  	legend1->SetHeader("Gen and Reco #Sigma E_{T}^{HF}"); // option "C" allows to center the header
  	legend1->AddEntry(newreco,"Reco #Sigma E_{T}^{HF}","f");
  	legend1->AddEntry(newgen,"Gen #Sigma E_{T}^{HF}","f");
  	legend1->Draw("SAME");
  	c1->SaveAs(Form("extra_plots/GenAndReco_%dS_%s_HFeta4_5.png",oniaMode,ispPb ? "pPb" : "PP"));
	//TCanvas *c3 = new TCanvas();

	reco->Rebin(reco->GetNbinsX());
	gen->Rebin(gen->GetNbinsX());
	TGraphAsymmErrors *intEff = new TGraphAsymmErrors(1);
	intEff->BayesDivide(reco, gen);
	//TH1D* intEff = new TH1D("intEff","Integrated Efficiency",1,reco->GetXaxis()->GetXmin(),reco->GetXaxis()->GetXmax());
	//intEff->Divide(reco,gen,1,1,"B");

	TCanvas *c2 = new TCanvas("c2","c2",800,600);
	eff->SetName("Efficiency");
	eff->SetTitle("Efficiency");
	//eff->GetXaxis()->SetTitle("#Sigma E_{T}^{HF} (GeV)");
	eff->Draw("AP");
	intEff->Draw("SAME");
	intEff->SetLineStyle(2);
	intEff->SetLineColor(kRed+3);
	intEff->SetLineWidth(2);
	c2->SaveAs(Form("extra_plots/EffWithInt_%dS_%s_HFeta4_5.png",oniaMode,ispPb ? "pPb" : "PP"));

	TCanvas *c3 = new TCanvas();
	data->SetTitle("N_{tracks}");
	data->GetXaxis()->SetTitle("N_{tracks}");
	data->SetLineColor(kRed+3);
	data->SetLineWidth(2);
	mc->SetLineColor(kBlue-2);
	mc->SetLineWidth(2);
	//data->Draw();
	mc->Draw();

	TLegend *legend2 = new TLegend(0.1,0.7,0.48,0.9);
  	legend2->SetHeader("MC and Data N_{tracks}"); // option "C" allows to center the header
  	legend2->AddEntry(mc,"N_{tracks} (MC)","f");
  	legend2->AddEntry(data,"N_{tracks} (Data)","f");
  	legend2->Draw("SAME");
  	c3->SaveAs(Form("extra_plots/MCData_%dS_%s_HFeta4_5.png",oniaMode,ispPb ? "pPb" : "PP"));

	
}