How can programs store input for later use?

Question

How can a program append to a list within it and actually change the list. Not only for that run...
https://code.sololearn.com/cqj0VG0Y4Vrx/?ref=app
https://code.sololearn.com/cqj0VG0Y4Vrx/?ref=app

Answer 1

You would have to store the data (list) in a file and then make a read and write system

Answer 2

https://code.sololearn.com/cNPxVe45rsZK/?ref=app

Answer 3

can't do that on code playground

Answer 4

Can you write an example?

Answer 5

Sahil Danayak It won't really change the list in the code, it will only change it for that run