## Concat Str

### Instructions

Create a `concatStr` function that takes 2 arguments and concatenate them


### Notions

- [https://nan-academy.github.io/js-training/examples/functions.js](https://nan-academy.github.io/js-training/examples/functions.js)
- [https://nan-academy.github.io/js-training/examples/operators.js](https://nan-academy.github.io/js-training/examples/operators.js)