程序代码：

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define N 5

struct  stu_power
    {
        char        *stu_name;
        unsigned    power;
        struct  stu_power   *next;
    }stu_list[N];

int main()
{
    void print (struct stu_power *);
    struct  stu_power   *head = &stu_list[0];

    int     n = 0;

    while (n <= N)  // || n+1 <= N ???
        {
            stu_list[n].stu_name = (char *)malloc(sizeof(char)*100);
            scanf ("%s %d", stu_list[n].stu_name, &stu_list[n].power);

            if (stu_list[n].power != 0)
                {
                    stu_list[n].next = &stu_list[n+1];
                    realloc(stu_list[n].stu_name, strlen(stu_list[n].stu_name));
                    n++;
                }
            else
                {
                    stu_list[n].next = NULL;
                    break;
                }
        }

    print (head);

    return 0;
}

void  print (struct   stu_power  *head)
{

    do
        {
            printf ("%s --> %d\n", head->stu_name, head->power);
            head = head->next;
        }while (head->next != NULL);

}