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简单

English Version

题目描述

DataFrame employees
+-------------+--------+
| Column Name | Type   |
+-------------+--------+
| name        | object |
| salary      | int    |
+-------------+--------+

一家公司决定增加员工的薪水。

编写一个解决方案,将每个员工的薪水乘以2来 修改 salary 列。

返回结果格式如下示例所示。

 

示例 1:

输入:
DataFrame employees
+---------+--------+
| name    | salary |
+---------+--------+
| Jack    | 19666  |
| Piper   | 74754  |
| Mia     | 62509  |
| Ulysses | 54866  |
+---------+--------+
输出:
+---------+--------+
| name    | salary |
+---------+--------+
| Jack    | 39332  |
| Piper   | 149508 |
| Mia     | 125018 |
| Ulysses | 109732 |
+---------+--------+
解释:
每个人的薪水都被加倍。

解法

方法一

Python3

import pandas as pd


def modifySalaryColumn(employees: pd.DataFrame) -> pd.DataFrame:
    employees['salary'] *= 2
    return employees