Solution for Exercise 18-9

ex1809

#include <stdio.h>

int main()
{
    char lead;
    char *sidekick;

    lead = 'A';         /* initialize char variable */
    sidekick = &lead;   /* initialize pointer - IMPORTANT! */

    printf("About variable 'lead':\n");
    printf("Size\t\t%u\n",sizeof(lead));
    printf("Contents\t%c\n",lead);
    printf("Location\t%p\n",&lead);
    printf("And variable 'sidekick':\n");
    printf("Contents\t%p\n",sidekick);

    return(0);
}

Notes

* For a Macintosh, or some other Unix variant, change the conversion character used in printf() at Line 12 to %ld.

* The memory addresses you see in the program's output may not have the leading 0x prefix as shown in the book.

Exercise ex1810 →