Display the First Three Rows 回傳資料表的前3個Row_Intro to Pandas

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題目敘述

題目會給定一個pandas DataFrame作為輸入，要求我們回傳資料表的前3個Row。

題目的原文敘述

測試範例

Example 1:

Input:
DataFrame employees
+-------------+-----------+-----------------------+--------+
| employee_id | name      | department            | salary |
+-------------+-----------+-----------------------+--------+
| 3           | Bob       | Operations            | 48675  |
| 90          | Alice     | Sales                 | 11096  |
| 9           | Tatiana   | Engineering           | 33805  |
| 60          | Annabelle | InformationTechnology | 37678  |
| 49          | Jonathan  | HumanResources        | 23793  |
| 43          | Khaled    | Administration        | 40454  |
+-------------+-----------+-----------------------+--------+
Output:
+-------------+---------+-------------+--------+
| employee_id | name    | department  | salary |
+-------------+---------+-------------+--------+
| 3           | Bob     | Operations  | 48675  |
| 90          | Alice   | Sales       | 11096  |
| 9           | Tatiana | Engineering | 33805  |
+-------------+---------+-------------+--------+
Explanation: 
Only the first 3 rows are displayed.
回傳資料表的前3個row​