静态链表输出有误，为什么？

Question

#include "stdio.h" struct student    {    long num;    float score;    struct student * next;    };void main(){    struct student stu1,stu2,stu3;    struct student * head,*p;        stu1.num=1;stu1.score=2;    stu2.num=2;stu2.score=2;    stu3.num=3;stu3.score=2;    head=&stu1;    stu1.next=&stu2;    stu2.next=&stu3;    stu3.next=NULL;    p=head;    while(p!=NULL){    printf("%d  %d",p->num,p->score);    p=p->next;    }   }

Answer 1

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