Why does the online python interpreter ask you all the inputs in the code at the beginning of the run sequence?

Question

If you run a program. It will ask you for an input. Asuming you were a user for a complicated program youd be like 'what am i supposed to put here?'

Answer 1

https://www.sololearn.com/discuss/1422651/?ref=app
https://www.sololearn.com/discuss/974875/?ref=app
https://www.sololearn.com/discuss/537451/?ref=app