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$ ./rtoa-pgatram-fixed t1.txt >f.tmp
read_input_files  : 3999000 items
...
output time       :    0.093 secs
total time        :    0.353 secs
$ diff f.tmp roman.tmp

$ ./rtoa-pgatram-fixed2 t1.txt >f.tmp
read_input_files  : 3999000 items
...
roman_to_dec time :    0.371 secs
total time        :    0.560 secs
$ diff f.tmp roman.tmp

$ ./rtoa-pgatram-fixed2 t1.txt >f.tmp
read_input_files  : 3999000 items
...
roman_to_dec time :    0.143 secs
total time        :    0.322 secs
$ diff f.tmp roman.tmp

// rtoa-pgatram-fixed.cpp. Crude fixed length string version.
// Compile with:
...

   return 0;
}