What is the return value of printf and scanf?

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1. #returned
2. #functions
3. #printf
4. #first
5. #returns
6. #happens
7. #return
8. #doesn
9. #actual
10. #characters
11. #scanf
12. #outer
13. #prints
14. #character
15. #family
16. #count
17. #input
18. #items
19. #number
20. #inner
21. #output