Programme in C without main()

this is very simple and small  trick in C
a progrmme in c with out using a main function.
#include
#define decode(s,t,u,m,p,e,d)m##s##u##t
#define begin decode(a,n,i,m,a,t,e)
int begin()
{
printf("HELLO")
}

N-JOY