Where can i write codes ?

Answer 1

a lot of places, on SL, it's the code playground, where on the app you can click the little braces to access it

Answer 2

Priyanshu Ojha SL is short for SoloLearn

Answer 3

You can writing code on your whiteboard, on your toilet paper and of course on your smartphone.
Why you ask?

Answer 4

what is SL ?