/*WAP Invoking a function using a pointer to a function */
#include<stdio.h>
#include<conio.h>
main( )
{
int display( ) ;
int ( *func_ptr )( ) ;
func_ptr = display ; /* assign address of function */
printf ( "\nAddress of function display is %u", func_ptr ) ;
( *func_ptr )( ) ; /* invokes the function display( ) */
getch();
}
int display( )
{
puts ( "\nLong live viruses!!" ) ;
}