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			30 lines
		
	
	
		
			742 B
		
	
	
	
		
			HTML
		
	
	
	
	
	
<p>给定由一些正数(代表长度)组成的数组 <code>nums</code> ,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> 。如果不能形成任何面积不为零的三角形,返回 <code>0</code>。</p>
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<p> </p>
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<ol>
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</ol>
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<p><strong>示例 1:</strong></p>
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<pre>
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<strong>输入:</strong>nums = [2,1,2]
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<strong>输出:</strong>5
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</pre>
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<p><strong>示例 2:</strong></p>
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<pre>
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<strong>输入:</strong>nums = [1,2,1]
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<strong>输出:</strong>0
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</pre>
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<p> </p>
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<p><strong>提示:</strong></p>
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<ul>
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	<li><code>3 <= nums.length <= 10<sup>4</sup></code></li>
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	<li><code>1 <= nums[i] <= 10<sup>6</sup></code></li>
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</ul>
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