Double Parity Vertical Redundancy Check by GeoJ (formal)

s/1\(0*\)1/a\1a/g
/1/s/./A/g
H
1x
$!d
g
:
s/a\(.\{8\}\(.\{9\}\)*\)a/1\11/
t
s/A/a/
t
y/a/0/

Note that non-ascii characters in the above source code will be escaped (such as \x9f).

download

return to the top page