Can anyone offer some advice on the Infinite Loops 26.1 code coach?

Question

How do I make it print 1 2 3 and then 0? Wouldn't 0 always be first? I guess I don't understand

Answer 1

https://www.sololearn.com/Discuss/2734234/hi-i-need-help-with-the-infinite-loops-test-task-if-any-one-can-help-me-i-ll-appreciate/