19/03/17 12:38:59.54 TUY5K+QC.net
>>728 Perl5
for (<DATA>) {
($l, $o, $r) = split;
@l = $l =~ /(\d?)(\d)/;
@r = $r =~ /(\d?)(\d)/;
$a1 = $l[0] + $r[0];
$a0 = $l[1] + $r[1];
@a1 = $a1 =~ /(\d?)(\d)/;
@a0 = $a0 =~ /(\d?)(\d)/;
$a = 10*$a1 + $a0;
$" = '';
print <<"EOF";
@l
$o@r
---
@a1
@a0
---
$a
EOF
}
__DATA__
29 + 15
29 + 5