Eliminating duplicates gives A B
Eliminating all duplicated values is a different and rare requirement. Eliminating duplicate values ordinarily means that if there are d >= 1 instances of a value v in a list, file, whatever, then d - 1 of these values v are eliminated. John Gilmore, Ashland, MA 01721 - USA ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN
