小编Eby*_*Eby的帖子

代码：

 int main(void) {
 int i = 0, j = 0;
 double avg = 0;
 int *pi, *pj;
 double *pavg;

..

    pi = &i;
    pj = &j;
    pavg = &avg;

..

    *pi = 5;
    *pj = 10; 
    *pavg = (*pi + *pj) / 2;

在这里打印：

    printf("%lf\n\n", avg);

它打印 7.000000000

    return 0;
}