Can you find the error in my code?

Question

There seems to be no import error or syntax error as all the libraries are available and this code runs well on pydroid.

Here's the code link:
https://code.sololearn.com/cVXChqj1VWy1/?ref=app

Answer 1

You can do this to check the diagonal position if you want.

https://code.sololearn.com/cuaPl3kl75zN/?ref=app

Nice game 👌👏.