You can name variables with other variables, but it is
strongly
not reccommend. For why
see
this
article.
Instead, you should use an
array of arrays,
which is ultimately easier to manage.
(
update:) Or, depending upon what you need
to do, you may find you need to, in this case, use a
hash of arrays described in
perldsc, along with
many other possible data structures
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