How can a single line of code create a large chain

Answer 1

Yep ! 1 line of code can generate ∞ lines...
Example infinite loop ^_^

Answer 2

By using loops and recursion for that one line to repeatedly execute itself.

Answer 3

Like the others said:

https://code.sololearn.com/ch8Ule7d43dK/?ref=app

Answer 4

That's right Jonas Schröter