/>
1000 50 1<br />
10 10<br />
100 100 4<br />
10 10<br />
10 90<br />
90 10<br />
90 90<br />
3000 3000 4<br />
1200 85<br />
63 2500<br />
2700 2650 <br />
2990 100<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><br />
The safest point is (1000.0, 50.0).<br />
The safest point is (50.0, 50.0).<br />
The safest point 