n> <span class='id identifier rubyid_words'>words</span><span class='period'>.</span><span class='id identifier rubyid_any?'>any?</span>
    <span class='id identifier rubyid_finish_line'>finish_line</span> <span class='op'>=</span> <span class='kw'>false</span>
    <span class='id identifier rubyid_cur_word'>cur_word</span> <span class='op'>=</span> <span class='id identifier rubyid_words'>words</span><span class='period'>.</span><span class='id identifier rubyid_shift'>shift</span>

    <span class='comme