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sub inc{ ... my@b=(1..5); my $c = inc(inc(\@b)); print Dumper $c;
$VAR1 = [ [ ... ] ] ];
@a = (1,2,3,4,5,6); increment(\@a); #produces tuples of: [1,2],[2,3],[3,4],[4,5],[5,6] #yay!!
my @a = (1,2,3,4,6); ... } \@b }