#include<stdio.h>
#include<string.h>

struct STD
{
int num;
char name[20];
char sex[3];
int score;
};

int main()
{
struct STD stu[3]={{10010,"于港岩","男",98},{10002,"于港岩2","女",96},{10003,"于港岩3","男",99}},*p;
p=stu;
printf("学号\t姓名\t性别\t成绩\n");
for(;p<stu+3;p++)
{

printf("%d\t%s\t%s\t%d\n",p->num ,p->name ,p->sex ,p->score );
}
}