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public text v1 · immutableperl -ne'chomp;unshift@lines,[split//];$m=length if length>$m;END{for$c(0..$m-7){for$r(0..$#lines){print($lines[-$r][$m-$c]||" ")}print"\n"}}'
perl -ne'chomp;unshift@lines,[split//];$m=length if length>$m;END{for$c(0..$m-7){for$r(0..$#lines){print($lines[-$r][$m-$c]||" ")}print"\n"}}'