#include <stdio.h>
#include <stdlib.h>
int main (int argc, char *argv [ ] )
{
FILE *fp;
char ch;

if (argc!=2) {
printf ("you forget to enter the filename.\n");
exit (1);
}
ch =getc (fp); /*read one character */
while (ch!=EOF) {
putchar (ch); /* print on scrren */
ch =getc(fp);
}
fclose(fp);
return 0;
}