Neither adversaries can die permanently so if this fight was continuous, it would never end. So we can rule that out. I honestly think the HULK would win, the first time anyways.
And whoever said the HULK was one of the dumbest Marvel characters, that isn't entirely true. From what I have read, it has been said that when Banner willingly transforms into the HULK, he retains his intelligence. I could be totally wrong and just look like an idiot though.HULK