message: Ooops, now is real corrections to DCA
diff: @@ -299,15 +299,11 @@ void AliAnalysisTaskUpc4Prongs::UserExec(Option_t*)
  Float_t dca[2] = { 0.0,0.0 }; AliExternalTrackParam cParam;
  if (!trk->RelateToVertex(fESDVertex, esd->GetMagneticField(), 300., &cParam)) continue;
  trk->GetImpactParameters(dca[0], dca[1]);
  - //if (TMath::Abs(dca[1]) > 3) continue;
  - //if (TMath::Abs(dca[0]) > 3) continue;
  + if (TMath::Abs(dca[1]) > 3) continue;
  + if (TMath::Abs(dca[0]) > 3) continue;
  if (trk->IsPureITSStandalone()) continue;
  if (trk->GetNumberOfITSClusters() < 3) continue;
  - if (TMath::Abs(dca[1]) > 2) continue;
  - Double_t cut_DCAxy = (0.0182 + 0.0350 / TMath::Power(trk->Pt(), 1.01));
  - if (TMath::Abs(dca[0]) > cut_DCAxy) continue;
  -
  if (i >= 200) return;
  nTracks++;
  