Phrogz wrote: > On Apr 6, 1:53 pm, Carlos <a... / quovadis.com.ar> wrote: > > Can the plus and minus symbols be used as unary operators? > [...] > but I don't see any reason to disallow that sort of extra logic if you > want to do it. Well, one reason would be that using a plus as a unary operator is the same as not using it at all, so that would allow you to circumvent the use-all-operators-rule. -- Ist so, weil ist so Bleibt so, weil war so