Isograms and heterograms: Difference between revisions

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 use List::Util 'uniq';
-my @words = map { lc } path('ref/unixdict.txt')->slurp =~ /^[A-z]{2,}$/gm;
+my @words = map { lc } path('unixdict.txt')->slurp =~ /^[A-z]{2,}$/gm;
 my(@heterogram, %isogram);