Nothing
GIFTNQ<-function(qtxt, ans, err=0)
{
if(!(length(ans)==1 | length(ans==2)))
stop("Wrong number of answers.")
cat(qtxt, "{", sep="")
if(length(ans)==1)
cat("#", ans, ":", err, "}.\n\n", sep="")
if(length(ans)==2)
cat("#", ans, ":", err[1], "..", err[2], "}.\n\n", sep="")
}
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