> I hope I'm wrong and there is an elegant way to define a large tuple.
What do you need a tuple this size for? Your problem is likely that you use the
wrong tool for the job. The need to write
var myTuple: tuple[a00,a01,a02,a03,a05 ... a98,a99: int]
roots from the nature of the tuple type. If you do not want to do that, you likely do not want to use a tuple.
