What does printf and scanf return?

Related questions

1. How do I use printf and scanf?
2. What is conio h in C?
3. What is the difference between int main () and void main ()?
4. Where is Syscall defined?
5. What is DUP in C?
6. What is dup2?
7. IS puts faster than printf?
8. Is printf a system call?
9. What is stdin stdout?
10. What does dup2 return?

Tags

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