What is the error and to correct this code

Question

Copying of data from one file to other
https://code.sololearn.com/c1SpgzzRB1qE/?ref=app

Answer 1

What is the error or exception that you are getting in your console? We cannot run this code here since it does not support files. You can execute it on your system and come back with the type of error you are getting.

Answer 2

Yah,we can't create files here.so,it does not support