# C++ without fast_io
# https://www.perlmonks.org/?node_id=11152156
$ ./rtoa-pgatram-fixed t1.txt >f.tmp
read_input_files  : 3999000 items
read file time    :    0.213 secs
roman_to_dec time :    0.120 secs
output time       :    0.809 secs
total time        :    1.142 secs

# MCE Hash Reduce
# https://www.perlmonks.org/?node_id=11152073
# $output .= reduce { $a+$b-$a%$b*2 } @rtoa{ split //, uc($_) };
$ perl rtoa-mce-hash-reduce.pl t1.txt >m.tmp
rtoa pgatram start
time 1.245 secs

# MCE Hash Regex
# https://www.perlmonks.org/?node_id=11152160
# $output .= sum @r2d{ (lc $_) =~ /$re/go };
$ perl rtoa-mce-hash-regex.pl t1.txt >m.tmp
rtoa pgatram start
time 0.952 secs

# MCE Array Reduce
# https://www.perlmonks.org/?node_id=11152119
# $output .= reduce { $a+$b-$a%$b*2 } @rtoa[ unpack 'c*', uc($_) ];
$ perl rtoa-mce-array-reduce.pl t1.txt >m.tmp
rtoa pgatram start
time 0.657 secs

# MCE Array ForLoop
# https://www.perlmonks.org/?node_id=11152168
$ perl rtoa-mce-array-forloop.pl t1.txt >m.tmp
rtoa pgatram start
time 0.533 secs


##</code><code>##

Apple clang version 11.0.3 (clang-1103.0.32.62)
error: invalid value 'c++20' in '-std=c++20'