H
${x
s/\n\(\(.\)\(.\)\(.\)\(.\)\)\(\n.*\)\2\(.\{12\}\)\3\(.\{12\}\)\4\(.\{12\}\)\5/\1\6 \7 \8 \9 /
s/^\(\(.\)\(.\)\(.\)\(.\)\)\(\n.*\)\5\(.\{12\}\)\4\(.\{12\}\)\3\(.\{12\}\)\2/\1\6 \7 \8 \9 /
s/h\(.\{12\}\)n\(.\{12\}\)i\(.\{12\}\)h\(.\{12\}\)s/ \1 \2 \3 \4 /
s/\n\(.\)\(.\)\(.\)\(.\)\(\n.*\)\4\3\2\1/\5 /
s/hnihs\|shinh/ /g
s/lisp\|psil\|golf\|flog/ /g
s/\n\? *\n//
p}
d
Note that non-ascii characters in the above source code will be escaped (such as \x9f).