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53 lines
842 B
HTML
53 lines
842 B
HTML
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<p>给你一个整数 <code>columnNumber</code> ，返回它在 Excel 表中相对应的列名称。</p>
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<p>例如：</p>
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<pre>
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A -> 1
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B -> 2
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C -> 3
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...
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Z -> 26
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AA -> 27
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AB -> 28
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...
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</pre>
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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>columnNumber = 1
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<strong>输出：</strong>"A"
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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>columnNumber = 28
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<strong>输出：</strong>"AB"
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</pre>
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<p><strong>示例 3：</strong></p>
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<pre>
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<strong>输入：</strong>columnNumber = 701
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<strong>输出：</strong>"ZY"
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</pre>
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<p><strong>示例 4：</strong></p>
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<pre>
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<strong>输入：</strong>columnNumber = 2147483647
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<strong>输出：</strong>"FXSHRXW"
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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>1 <= columnNumber <= 2<sup>31</sup> - 1</code></li>
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</ul>
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