yading@11: #!/bin/sh
yading@11: sed '/^+[^+]/!s/	/TaBBaT/g' |\
yading@11:  expand -t $(seq -s , 9 8 200) |\
yading@11:  sed 's/TaBBaT/	/g' |\
yading@11:  sed '/^+[^+]/s/ * $//' |\
yading@11:  tr -d '\015' |\
yading@11:  tr '\n' '°' |\
yading@11:  sed 's/\(@@[^@]*@@°[^@]*\)/\n\1/g' |\
yading@11:  egrep -v '@@[^@]*@@°(( [^°]*°)|([+-][[:space:]]*°)|(-[[:space:]]*([^°]*)°\+[[:space:]]*\5°))*$' |\
yading@11:  tr -d '\n' |\
yading@11:  tr '°' '\n'