$ ./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:
1
 Specify Case (A, B or C)
A
 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 


 Further options:

1: List all lines (8889 between 367.97 and 3.90713e+07 Angstrom)

2: Specify a wavelength range for the list

 Enter an integer
2

 Enter lower and upper wavelength in Angstrom
589 1683

 Found   661 lines in interval       589.00 to      1683.00 Angstrom

 File OIIdata_list_eorder contains the line list in order of decreasing emission coefficient

 File OIIdata_list_worder contains the full list preceded by a list of only the strongest lines, in order of increasing wavelength

 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