$ ./exlines.exe 

 Choose one of three options:

1: Generate a line list

2: Extract emission coefficients for a user supplied list of lines in user
   specified conditions

3: Exit

 Enter an integer:
2
 Specify Case (A, B or C)
B
 open and read file  OIIlines_ABC, please wait

 Theoretical emission coefficients read for 
 Case  
 log10(Temperature[K]) =                   4.40 to   2.00 with step 0.1
 log10(Electron number density[/cm^3]) =   5.00 to 
 List of OII wavelengths is required in file OIIdata_xxxx
 Enter xxxx (1-22 characters)
V2
 number of lines =            7
 line number    1 wavelength [A]      4317.14
 line number    2 wavelength [A]      4319.63
 line number    3 wavelength [A]      4325.76
 line number    4 wavelength [A]      4336.86
 line number    5 wavelength [A]      4345.56
 line number    6 wavelength [A]      4349.43
 line number    7 wavelength [A]      4366.89

Choose one of two options:

1: Provide a list of temperature/density pairs in a file TDpairs_xxxx

2: Provide a range of temperatures and densities defining a 1 or 2 dimensional grid in a file TDranges_xxxx

Enter an integer
2
 Enter xxxx (1-21 characters)
V2

 Output will be in file  OIIdata_V2_out                    

 ntin,ndin           3          16
   4.0000000000000000       0.10000000000000001     

 Choose one of three options:

1: Generate a line list

2: Extract emission coefficients for a user supplied list of lines in user
   specified conditions

3: Exit

 Enter an integer:
3