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  1. or download this
    my @c = combine(5,@n); # get array of arrays
my @A = @$c[0];        # get first sub-array
  2. or download this
    >perl -wMstrict -MData::Dump -le
"my @c = (['x', 'y'], ['a', 'b'], ['c', 'd']);
...
["foo"]

["x", "y"]