my %ladders = (
map { $_->{ladder}->[0]->{ladderId} => $_ } # unique
grep { $_->{ladder}->[0]->{division} }
- map { $_->{currentSeason}->@* } @ladderdata
+ map { $_->{previousSeason}->@*, $_->{currentSeason}->@* }
+ @ladderdata
);
my @ladders = (
nsort_by {