Set working directory testing and confirmation file

This is a simple text (.txt) file for use in the NEON Data Skills tutorials. This file is meant to be downloaded and read into any computer programming environment as an example of how to read data from the 'current working directory'. This file does nothing more than confirm that the exercise was successful.本文件为适用于NEON数据技能教程的简易纯文本（.txt）文件。本文件旨在供用户下载后导入至任意计算机编程环境中，作为演示如何从当前工作目录读取数据的示例。本文件仅用于验证该练习已成功完成。