{
TFile *myFile = new TFile("kstarnunu.root","READ");
myFile->ls();

TCanvas *myCanvas = new TCanvas("c","kstarnunu",0,0,800,800);
myCanvas->Divide(2,2);

myCanvas->cd(1);
TH1F *th1=h1;
th1->Draw();

myCanvas->cd(2);
TH1F *th2=h2;
th2->Draw();


myCanvas->cd(3);
TH1F *th3=h3;
th3->Draw();

myCanvas.Update();

myCanvas->Print("kstarnunu.eps");

}