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  1. or download this
    #!/usr/bin/env perl
    use v5.36;
    ...
        /$RE{balanced}{-parens=>'()'}/ and print q{balanced parentheses};
        /$RE{profanity}/               and print q{a #*@%-ing word};
    }
    
  2. or download this
    Multidimensional hash lookup is disabled at /Users/chap/private/perl/r
    +egcommon line 8, near "'/'}"