{% if not request.in_contest_mode %}
    <div class="left-sidebar">
        {{ make_tab_item('feed', 'fa fa-pagelines', url('problem_feed'), _('Feed')) }}
        {{ make_tab_item('list', 'fa fa-list', url('problem_list'), _('List')) }}
        {{ make_tab_item('admin', 'fa fa-edit', url('admin:judge_problem_changelist'), _('Admin')) }}
    </div>
{% endif %}