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			26 lines
		
	
	
		
			705 B
		
	
	
	
		
			HTML
		
	
	
	
	
	
<p>请你编写一个程序来计算两个日期之间隔了多少天。</p>
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<p>日期以字符串形式给出,格式为 <code>YYYY-MM-DD</code>,如示例所示。</p>
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<p> </p>
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<p><strong>示例 1:</strong></p>
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<pre><strong>输入:</strong>date1 = "2019-06-29", date2 = "2019-06-30"
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<strong>输出:</strong>1
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</pre>
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<p><strong>示例 2:</strong></p>
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<pre><strong>输入:</strong>date1 = "2020-01-15", date2 = "2019-12-31"
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<strong>输出:</strong>15
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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>给定的日期是 <code>1971</code> 年到 <code>2100</code> 年之间的有效日期。</li>
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</ul>
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