H $!d g s/\n\| //g s/$/#/ s/#$/&&&&&/ :B /^#\{5\}/{s///;bA} /^%P\(.*\)/{s//\1#/;bB} /^%s\(.*\)/{s//\1S/;bB} /^S\(.*\)/{s//\1 /;bB} /^%N\(.*\)/{s//\1N/;bB} /^N\(.*\)/{s//\1\n/;bB} /^%p\(.*\)/{s//\1|/;bB} /^%y\(.*\)/{s//\1\\/;bB} /^%%\(.*\)/{s//\1%/;bB} /^%a\(.*\)/{s//\1\&/;bB} /^%i\(.*\)/{s//\1/;bB} s/\(.\)\(.*\)/\2\1/ tB :A