That's not an argument, that's merely a contradiction. An argument is a collected series of statements designed to establish a proposition. A contradiction is just the automatic gainsaying of whatever the other person says.
Jeff japhy Pinyan,
P.L., P.M., P.O.D, X.S.:
Perl,
regex,
and perlhacker How can we ever be the sold short or the cheated, we who for every service have long ago been overpaid? ~~ Meister Eckhart