Lecture Practice Quiz 18                             

/* If memory has the following layout, what will the following program print?  */


/*                  +----------------+ */
/*    a  0x0000100c |                |     actually 0xbf951c9c when I ran it  */
/*                  +----------------+ */
/*    b  0x00001008 |                |     actually 0xbf951c98 when I ran it  */
/*                  +----------------+ */
/*    p  0x00001004 |                |     actually 0xbf951c94 when I ran it */
/*                  +----------------+ */
/*    q  0x00001000 |                |     actually 0xbf951c90 when I ran it  */
/*                  +----------------+ */

#include <stdio.h>

int main(void)
{
   int a = 10;

   int b = 20;

   int *p = &b;

   int *q = p;

   q++;

   (*p)--;

   /* 1. __________________*/ printf(" a = %i\n", a);          

   /* 2. __________________*/ printf("&a = %p\n", &a);         

   /* 3. __________________*/ printf(" b = %i\n", b);          

   /* 4. __________________*/ printf("&b = %p\n", &b);         

   /* 5. __________________*/ printf(" p = %p\n", p);          

   /* 6. __________________*/ printf("&p = %p\n", &p);         

   /* 7. __________________*/ printf("*p = %i\n", *p);         

   /* 8. __________________*/ printf(" q = %p\n", q);          

   /* 9. __________________*/ printf("&q = %p\n", &q);         

   /*10. __________________*/ printf("*q = %i\n", *q);         
}