What's EOFError?

Question

https://code.sololearn.com/cL74CR0OwiR8/?ref=app

Answer 1

if you want to do add operation your input should be like below.

add
1
2
quit

Note: quit at the end. Try like above you should not get EOF error.

Answer 2

https://docs.python.org/3/library/exceptions.html

Answer 3

there is no problem in your code. You are running on sololearn server and your getting EOF error is due to not passing correct input.