void ReadFile(const Char_t* filename="$ALICE_ROOT/MUON/data/efficiencyCells.dat");
void CalculateEfficiency(Int_t trigger44, Int_t trigger34,
Float_t &efficiency, Float_t &error,
void ReadFile(const Char_t* filename="$ALICE_ROOT/MUON/data/efficiencyCells.dat");
void CalculateEfficiency(Int_t trigger44, Int_t trigger34,
Float_t &efficiency, Float_t &error,