ss="err">│</span>
<span class="err">│</span> <span class="n">n</span> <span class="err">│</span>                         <span class="err">│</span> <span class="n">s</span> <span class="err">│</span>
<span class="err">│</span> <span class="n">s</span> <span class="err">│</span>                         <span class="err">│</span> <span class="n">e</span> <span class="err">│</span>
<span class="err">│</span> <span class="n">e</span> <span class="err">│</span>                         <span