anchor.diff:                  | Allowed languages
               div.toggled(style="margin-bottom:-1em") #{problem.languages_list | join:", "}
           br
  -            block description
  +block description
       - detect_svg use_svg
       - cache 86400 problem_html problem.id use_svg
       | #{problem.description | markdown:"problem"|smart_svg_math:use_svg}
  
positive.code:     if license
          span(style='float: left; font-size: 0.85em')
              a(style='color: gray; text-decoration: none', href='{% url "license" license.key %}')= license.display
              block comments
      .comment-area
          h2
              i.fa.fa-comments(style='padding-right: 0.2em')
              | Comments
          include comments/list
              block bodyend
      | #{block.super}
      include comments/math
negative.code:                 span.fa.fa-file-pdf-o(style='color: #d40e13')
                  span(style='height: 0.2em; display: block; position: absolute; top: 0.3em; background: #d40e13; width: 0.6em; margin-left: -0.15em')
              = ' View as PDF'
  block info_float
      a.unselectable.button.full(href='{% url "judge.views.problem_submit" problem.code %}') Submit solution
      hr
      if request.user.is_authenticated and has_submissions
  