Out put is not coming

Question

https://code.sololearn.com/W1CE2q0v8J0S/?ref=app

Answer 1

Because your image url isn't correct. It doesn't redirect you to the image.
You can use dropbox.

Answer 2

Try this way to get image links

https://code.sololearn.com/WZZou4tJQrjO/?ref=app