sorting failed error

[maarten van damme]

monarch_dodra, I'm not trying to order cities, I'm trying to filter
out duplicate's in my dna chromosomes and "==" isn't working on
structs that encapsulates dynamic arrays.

And I can compare elements without defining opCmp. I've written a
function that calculates the distance travelled when going to the
cities according to that dna and sort using that.

It looks like you didn't really get how or what I'm trying to do (I
don't blame you, I'm terrible at explaining things). You should really
look at the code, most things are more obvious there.

Ellery,
When I change it so it uses double