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			33 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			HTML
		
	
	
	
	
	
<p>给定两个整数 <code>a</code> 和 <code>b</code> ,返回 <strong>任意</strong> 字符串 <code>s</code> ,要求满足:</p>
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<ul>
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	<li><code>s</code> 的长度为 <code>a + b</code>,且正好包含<code><font color="#c7254e"><font face="Menlo, Monaco, Consolas, Courier New, monospace"><span style="font-size:12.600000381469727px"><span style="caret-color:#c7254e"><span style="background-color:#f9f2f4">a</span></span></span></font></font></code> 个 <code>'a'</code> 字母与 <code><font color="#c7254e"><font face="Menlo, Monaco, Consolas, Courier New, monospace"><span style="font-size:12.600000381469727px"><span style="caret-color:#c7254e"><span style="background-color:#f9f2f4">b</span></span></span></font></font></code> 个 <code>'b'</code> 字母;</li>
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	<li>子串 <code>'aaa'</code> 没有出现在 <code>s</code> 中;</li>
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	<li>子串 <code>'bbb'</code> 没有出现在 <code>s</code> 中。</li>
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</ul>
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<p> </p>
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<p><strong>示例 1:</strong></p>
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<pre>
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<strong>输入:</strong>a = 1, b = 2
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<strong>输出:</strong>"abb"
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<strong>解释:</strong>"abb", "bab" 和 "bba" 都是正确答案。
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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>a = 4, b = 1
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<strong>输出:</strong>"aabaa"</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>0 <= a, b <= 100</code></li>
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	<li>对于给定的 <code>a</code> 和 <code>b</code>,保证存在满足要求的 <code>s</code> </li>
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</ul>
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