In Arduino IDE 1 (specifically v1.6.2 onwards), you will need to visit the Library Manager, via Sketch > Include Library. Here, you can select from listed libraries, ...

But, you can still use objects in Arduino's IDE, which are a fundamental aspect of C++. The C++ language is also very readable, so you'll be able to learn commands faster.

The Arduino IDE should be available at Pi logo > Electronics > Arduino IDE; After downloading and successfully installing Arduino IDE on your PC, you have to write a program on IDE.