Header files in ‘C’

Header files in ‘C’:-

Most versions of ‘C’ include a collection of header files.
In which the necessary information is store to support the library function.
These files are include in the programme by using the #include statement at the beginning of the programme
For eg:-
#include<stdio.h>
#include<conio.h>
#include<math.h>

Meaning:-
1) <stdio.h> means the Standard input output header file.
2) <conio.h> means the Console input output header file.
3) <math.h> means the Mathematics header file.

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