package DDG::Goodie::Xor; use DDG::Goodie; triggers any => 'xor', '⊕'; zci is_cached => 1; zci answer_type => "xor"; handle query_raw => sub { my @nums = grep(!/(xor|⊕)/, split(/\s+(⊕|xor)\s+/i, $_)); my $num = 0; foreach (@nums) { $num ^= ord(chr($_)) if /^\d+$/; return unless /^\d+$/; } return "$num" if $num; return; }; 1;