> [!note] Caption:
>
> - Variable
> - [+ Default value +]

Variables:
- :notebook: the first variable: [+ null +]
- :notebook: the second variable: [+ null +]
- :notebook: the third variable: [+ null +]
- :notebook: the forth variable: [+ null +]
- :notebook: the fifth variable: [+ a +]
- :notebook: the sixth variable: [+ 1 +]