#include<stdio.h>
#include<stdlib.h>
#define LEN sizeof(struct student)
struct student *create();
void print(struct student *head);
struct student
{
long num;
float score;
struct student *next;
};
int main()
{
struct student *stu;
stu=create();
print(stu);
return 0;
}
struct student *create()
{
int n = 0;
struct student *p1,*p2,*head;
p2=p1=(struct student *)malloc(LEN);
head=NULL;
printf("请输入学号");
scanf("%ld",&p1->num);
printf("请输入成绩");
scanf("%f",&p1->score);
while(0!=p1->num)
{
n=n+1;
if(n==1)
head=p1;
else p2->next=p1;
p2=p1;
p1=(struct student *)malloc(LEN);
printf("请输入学号");
scanf("%ld",&p1->num);
printf("请输入成绩");
scanf("%f",&p1->score);
}
p2->next=NULL;
return head;
}
void print(struct student *head)
{
struct student *p;
p=head;
if(NULL!=head)
{
do{
printf("学号是%ld的成绩是:%f\n",p->num,p->score);
p=p->next;
}while(p);
}
}
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