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leetcode-problemset/leetcode-cn/problem (Chinese)/三角形的最大周长 [largest-perimeter-triangle].html
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<p>给定由一些正数(代表长度)组成的数组 <code>nums</code>&nbsp;,返回 <em>由其中三个长度组成的、<strong>面积不为零</strong>的三角形的最大周长</em>&nbsp;。如果不能形成任何面积不为零的三角形,返回&nbsp;<code>0</code></p>
<p>&nbsp;</p>
<ol>
</ol>
<p><strong>示例 1</strong></p>
<pre>
<strong>输入:</strong>nums = [2,1,2]
<strong>输出:</strong>5
</pre>
<p><strong>示例 2</strong></p>
<pre>
<strong>输入:</strong>nums = [1,2,1]
<strong>输出:</strong>0
</pre>
<p>&nbsp;</p>
<p><strong>提示:</strong></p>
<ul>
<li><code>3 &lt;= nums.length &lt;= 10<sup>4</sup></code></li>
<li><code>1 &lt;= nums[i] &lt;= 10<sup>6</sup></code></li>
</ul>