Does JOptionPane work in the app?

Question

My code works in Eclipse but in the code playground it times out, has anyone else experience this?
https://code.sololearn.com/c7ro6ZM910Ok/?ref=app

Answer 1

Only Command Line Prints works in sololearn. GUI cannot be shown.

It is not possible or at least very difficult for developers to integrate a emulator.

Answer 2

thanks