1 i\
RewriteEngine on\
RewriteCond /var/www/rewrite%{REQUEST_FILENAME} -f\
RewriteRule ^.*$ - [L]\
RewriteRule ^/([^q].*)$ qq^$1\
RewriteRule ^/(.*)$ $1\
RewriteRule ^(q.*)q(.*)$ $1qr$2

s/^#.*$//
s/\?/Q/g
s/\([.*+(){}^$<>[\\ |]\|\]\)/\\\1/g
/^$/ d
s/^\(.\+\)::=~\(.*\)$/RewriteRule ^q(.*)qr?(.*)\1(.*)$ q$1\2q$2$3 [R,L]/
s/^\(.\+\)::=\(.*\)$/RewriteRule ^q(.*)qr?(.*)\1(.*)$ q$1q$2\2$3 [R,L]/
/^::=$/ { s/::=//; b e }
b
:e

a\
RewriteRule ^(q.*q[^r].*)$ $1 [N]\
RewriteRule ^q(.*)qr(.*)$ q$1q$2\
RewriteRule ^q(.*)q(.*)$ /print.php?$1 [R]
q