指針鏈表

#include <iostream>
using namespace std;
struct student
{int num;
float score;
struct student*next;
};
int main()
{
 student a,b,c,*head,*p;
 a.num=31001;a.score=89.5;
 b.num=31003;b.score=90;
 c.num=31007;c.score=85;
 head=&a;
 a.next=&b;
 b.next=&c;
 c.next=NULL;
 p=head;
 do
 {
  cout<<p->num<<" "<<p->score<<endl;
  p=p->next;
 }while(p!=NULL);
 return 0;
}