<span class="hljs-keyword">progress: </span><span class="hljs-string">+5</span>
<span class="hljs-keyword">progress: </span><span class="hljs-string">+12</span>
<span class="hljs-keyword">progress: </span>29
<span class="hljs-keyword">progress: </span><span class="hljs-string">-3</span>
<span class="hljs-keyword">progress: </span><span class="hljs-string">-91</span>
<span class="hljs-keyword">progress: push</span>
<span class="hljs-keyword">progress: pop</span>