Sorting Perl Lists And Removing Duplicates On Linux Or Unix

[ Thanks to Mike Golvach for this link. ]

"From yesterday's posts on list permutations you can basically understand, even if you didn't run the code, how very many different combinations of 6 numbers there can be, when duplication is not a factor (i.e. 1, 2, 3 is different than 3, 2, 1). In our case, given our Objective, we would want those number lists, in parentheses above, to be considered equal. So how do we go about that?"

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