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  1. or download this
    #!/usr/bin/perl
    
    ...
    print "@short\n";
    my $ref = \{@list[2..4]};
    print "@$ref\n";
    
  2. or download this
    0 1 2 3 4 5 6 7
    1 2 3 4
    Not an ARRAY reference at test.pl line 7.
    
  3. or download this
    #!/usr/bin/perl
    
    ...
    print "@short\n";
    my $ref = \@short;
    print "@$ref\n";