#!/usr/bin/perl

# [[[ PREPROCESSOR ]]]
# <<< PARSE_ERROR: 'ERROR ECVPARP00' >>>
# <<< PARSE_ERROR: 'Unexpected Token:  ,' >>>

# [[[ HEADER ]]]
use strict;
use warnings;
use RPerl;
our $VERSION = 0.001_000;

# [[[ CRITICS ]]]
## no critic qw(ProhibitUselessNoCritic ProhibitMagicNumbers RequireCheckedSyscalls)  # USER DEFAULT 1: allow numeric values & print operator
## no critic qw(RequireInterpolationOfMetachars)  # USER DEFAULT 2: allow single-quoted control characters & sigils

# [[[ OPERATIONS ]]]

my unknown $foo = [
    'strange', { weird => 'goofy', beard => [ 'goatee', -17.01 ] },
    23.42, 'heterogeneous'
];
print $foo->[ $foo->[2] - 20.42, ];
