h
s/.*/|88 89 9 10|/
s/ 9\| 10/&0&1&2&3&4&5&6&7&8&9/g
s/ 109//p
G
s/\(\w.\)\( .*\)\1\(.*\)/*\3 \2/
s/*.9.*0/    */
s/*\..../  */
s/\w/ /g
s/ *$//
/*/!y/ /x/