#include
int main ()
{
char str[80];
int i;
printf ("Enter your last name: ");
scanf ("%s",str);
printf ("Enter your age: ");
scanf ("%d",&i);
printf ("Last Name = %s , age = %d .\n",str,i);
printf ("Enter a hexadecimal number: ");
scanf ("%x",&i);
printf ("You have entered %#x (%d).\n",i,i);
return 0;
}