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47 lines
1.1 KiB
HTML
47 lines
1.1 KiB
HTML
<pre>
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DataFrame <code>employees</code>
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+-------------+--------+
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| Column Name | Type. |
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+-------------+--------+
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| name | object |
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| salary | int. |
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+-------------+--------+
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</pre>
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<p>一家公司计划为员工提供奖金。</p>
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<p>编写一个解决方案，创建一个名为 <code>bonus</code> 的新列，其中包含 <code>salary</code> 值的 <strong>两倍</strong>。</p>
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<p>返回结果格式如下示例所示。</p>
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<p> </p>
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<p><b>示例 1:</b></p>
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<pre>
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<b>输入：</b>
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DataFrame employees
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+---------+--------+
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| name | salary |
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+---------+--------+
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| Piper | 4548 |
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| Grace | 28150 |
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| Georgia | 1103 |
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| Willow | 6593 |
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| Finn | 74576 |
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| Thomas | 24433 |
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+---------+--------+
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<b>输出：</b>
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+---------+--------+--------+
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| name | salary | bonus |
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+---------+--------+--------+
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| Piper | 4548 | 9096 |
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| Grace | 28150 | 56300 |
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| Georgia | 1103 | 2206 |
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| Willow | 593 | 13186 |
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| Finn | 74576 | 149152 |
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| Thomas | 24433 | 48866 |
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+---------+--------+--------+
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<b>解释：</b>
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通过将 salary 列中的值加倍创建了一个新的 bonus 列。</pre>
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