Excuse me, where is wrong, why would an error

CodePudding user response:

The picture looks a bit difficult
Should be put the else: x.a ppend (0) to get rid of it

CodePudding user response:

reference 1st floor 尐 dongdong response:

images seem to have trouble
Should be put the else: x.a ppend (0) to remove it

ok, I'll try

CodePudding user response:

Still won't do, don't know why! Don't know if the site of this topic has a problem