lang-plain">
			<div class=content><span class=sampledata>5 9<br />
1 1 5 4 -5<br />
2 2 3 5<br />
1 3 4 6 9<br />
2 4 1 2<br />
1 6 2 2 3<br />
2 8 2 1<br />
1 9 4 0 17<br />
2 10 5 5<br />
2 11 1 4<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>-1<br />
nema<br />
7<br />
31<br />
17<br />
<br />
 <br />
<b