{
   auto c = new TCanvas("c","c",200,10,500,300);
   const Int_t n = 50;
   auto g = new TGraph();
   for (Int_t i=0;i<n;i++) g->SetPoint(i,i*0.1,100*sin(i*0.1+0.2));
   auto frame = c->DrawFrame(0, -110, 2, 110);
   frame->GetXaxis()->SetTitle("X axis");
   g->Draw("L*");
}