Ejemplo036.c

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#include <stdio.h>
 
int main(int argc, char *argv[])
{
    int x, *px;
    char *py;
    double *pz;
    x = 20;
    px = &x;
    py = (char*)&x;
    pz = (double*)&x;
    printf("x = %d\n", x);
    printf("&x = %p\n", &x);
    printf("px = %p\n", px);
    printf("*px = %d\n", *px);
    printf("px = %p\n", px);
    printf("py = %p\n", py);
    printf("pz = %p\n", pz);
    printf("px = %p (%ld)\n", px+1, sizeof(int));
    printf("py = %p (%ld)\n", py+1, sizeof(char));
    printf("pz = %p (%ld)\n", pz+1, sizeof(double));
    (*px)++;
    printf("x = %d\n", x);
    printf("px = %p\n", px);
    (*py)++;
    printf("x = %d\n", x);
    printf("py = %p\n", py);
    py++;
    (*py)++;
    printf("x = %d\n", x);
    printf("py = %p\n", py);
    (*py)++;
    printf("x = %d\n", x);
    printf("py = %p\n", py);
    py++;
    (*py)++;
    printf("x = %d\n", x);
    printf("py = %p\n", py);
    return 0;
}