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  1. or download this
    sub OR {
        @_ > 1 ? shift || OR(@_) : shift;
    ...
    sub AND {
        @_ > 1 ? shift && AND(@_) : shift;
    }
    
  2. or download this
    <pedantic>
  3. or download this
    sub OR {
      @_ ? shift || OR(@_) : 0;
    ...
    sub AND {
      @_ ? shift && AND(@_) : 1;
    }
    
  4. or download this
    </pedantic>