Number systems exercises

### Link to the coursework

https://github.com/CodeYourFuture/Module-Tools/tree/main/number-systems

### Why are we doing this?

Binary and hexadecimal numbers come up a lot when writing software. Understanding them, and being fluent thinking about them, is an important skill.

### Maximum time in hours

1

### How to submit

Submit a PR from your fork of the Module-Tools repo with the answers added to the files.

開啟連結的 number-systems 目錄中的數字系統課程內容，並閱讀練習檔案以了解預期的答案格式。將答案新增至 number-systems 中的檔案，然後從你 fork 的 Module-Tools 提交 pull request。當練習有答案且產生的變更都維持在 number-systems/ 內時，即表示完成。

由索引模型根據 Issue 內容生成。