Defined in header <stdio.h>

A struct is a type consisting of a sequence of members whose storage is allocated in an ordered sequence (as opposed to union, which is a type consisting of a sequence of members

Defined in header <string.h>

Defined in header <complex.h>

Defined in header <string.h>

Defined in header <stdlib.h>

Defined in header <stdlib.h>

Defined in header <stdio.h>

Usage if statement:

Usage goto statement: