#include"stdio.h"
struct student
{
    int num;
    char *name;/*为什么这里要定义为指针变量呢？*/
    char sex;/*为什么这里又不用呢？*/
    float score;
    }stu[5]={
    {101,"haohaidong",'m',78},
    {102,"yao ming",'m',82.5},
    {103,"wangzhizhi",'m',76.5},
    {104,"dengyaping",'f',87},
    {105,"zhangyining",'f',46},
    };
    main()
    {
        struct student*ps;
        printf("no\tname\t\t\tsex\tscore\t\n");
        for(ps=stu;ps<stu+5;ps++)
        printf("%d\t%s\t\t%c\t%f\t\n",ps->num,ps->name,ps->sex,ps->score);
        getch();
        }
刚看到“指向结构体数组的指针变量”，上面是用指针变量输出结构体数组，问题在注释中！