
 testem3.cra is the geant3 equivalent of TestEm3
 
 % cd geant3
 % gmakeB           to make an executable  (Batch version) 
 % gmakeT           to make an executable  (inTeractive version)
 
 To execute:
  
 % cd geant3
 % $G4SYSTEM/testem3.xb (for batch) or testem1.xt (for interactive)
 
 The program will ask:
 G3 > gives the filename of the data cards to be read:
 
 run01.dat      (runNN.dat is the equivalent of the G4 runNN.mac)
 
 
 testem3 produce an Ntuple which is saved as testem3.ntupl if ISWIT(2)=1
 
 Content of this Ntuple:
  
   EAbs0 = energy deposit in absorber(0) per event
   LAbs0 = charged track length in absorber(0) per event
   ..........
   EAbsN = energy deposit in absorber(N) per event
   LAbsN = charged track length in absorber(N) per event 
