此软件包是为了激励大家好好学习数学。
相关视频：
https://www.bilibili.com/video/BV1MZ4y1w78o
https://www.youtube.com/watch?v=sW9npZVpiMI
RT-Thread online packages --->
miscellaneous packages --->
entertainment: terminal games and other interesting software packages --->
[*] donut: a 3D spinning donut
安装本软件包后，在终端输入donut命令，即可看见一个使用字符渲染的3D甜甜圈在旋转。
msh> donutMeco Man
https://github.com/mysterywolf/donut
作者Twitter：https://twitter.com/a1k0n