About Functions In C Programming Language

**Functions(known in other languages as "subroutines" and "procedures") are passages of code that have been given a name.

**Printf is a function,so is main.It is called the library function.

**The benefit of the functions---Creating functions breaks a program up into small and simple "chunks".

**Ideally, most the functions are reusable,thus reducing repetitive code in a program.

Here it is the functions and it's benefits.