# include<stdio.h>


struct student

{

int age;

double score;

char sex;


};//分号不能省略

int main(void)

{

struct student st1 = {24, 97.6, 'F'};

printf("%d %lf %c\n ", st1.age, st1.score, st1.sex);

st1.age = 25;

st1.score = 96.76;

printf("%d %lf %c\n ", st1.age, st1.score, st1.sex);


struct student* pst = (&st1);//取结构体的地址

pst->age = 23;

st1.score = 87.34;

printf("%d %lf", st1.age , pst->score);//pst->age 等价于 st1.age




return 0;

}