asunder by nn

8gJ"addqz"ap:s/[^\x12=nr2char(line(".")/28*6+63+line("."))
]//g
lC: \x12=len(@")+1
\x1bq51@z1GJ:%s/ .$/ &/
ZZ

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

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