Interesting Code. Program without main in C language....

Interesting Code. Program without main in C language :-------------------------------------------------------------

#include<stdio.h>

#include<conio.h>

#define decode(s,t,u,m,p,e,d) m##s##u##t

#define begin decode(a,n,i,m,a,t,e)

void begin()
{

clrscr();

printf("hello");

getch();

}