Listing 11 "Hello, World!" using trigraphs

/* thello.c:    Greeting program using trigraphs */
#include <stdio.h>

main(int argc, char *argv??(??))
??<
   if (argc > 1 && argv??(0??) != NULL)
      printf("Hello, %s!??/n",argv??(1??));
   else
      printf("Hello, world!??/n");
   return 0;
??>

/* End of File */