{
	TFile* DataDstarFile = TFile::Open("testInput1.root");
	TFile* McDstarFile   = TFile::Open("testInput2.root");

	TH1D* firstHisto = (TH1D*) DataDstarFile->Get("ptKaon");

	TH1D* histoClone = (TH1D*) firstHisto->Clone();
	TH1D* secondHisto = (TH1D*) McDstarFile->Get("ptKaon");
	
	TCanvas canvas;
	canvas.Divide(2,1);

	canvas.cd(1);
	firstHisto->Draw();

	canvas.cd(2);
	secondHisto->Draw();

//	TFile file("testOutput.root","recreate");
//	firstHisto->Write();
//	secondHisto->Write();
//	file.Close();

}