</h4><div class="ui existing segment"><pre style="margin-top:0; margin-bottom:0;"><code class="lang-plain">
			<div class=content><span class=sampledata>......<br />
<br />
.#.##.<br />
<br />
.#....<br />
<br />
....#.<br />
<br />
.##.#.<br />
<br />
......<br />
<br />
<br />
 <br />
</span></div></code></pre></div><h4>样例输出</h4><div class="ui existing segment"><pre style="margin-top:0; margin-bottom:0;"><code class="lang-plain">
			<div class=content><span class=sampledata>2<br />
