Multiple printf() and scanf() in C

Printf() function :

printf() function return the number of characters printed.
It is a library function in C.
As an example :



Can you say what is the answer?

After run :
Can you say how is it?
At first, it prints the value with a space character.That means there are 5 characters.So 2nd or middle printf printed 5.Then 1st printf  printed 1 because in last there was 1 character.




Scanf() function :

scanf() function return the number of input items successfully matched and assigned.
It is also library function in C.You should try the scanf() by yourself.

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