#include<stdio.h>
#include<stdlib.h>
struct stud                    //定义结构
{
    char Tname[10];
    char Sname[10];
    int Class;
    char Rname[10];
    float score;
};
struct studnode  //定义链表
{
    struct stud student;
    struct studnode *next;
};
#define N 6

void output(struct studnode *headp)  //输出实验室人员的函数的实现
{
    FILE *fp;
    if((fp=fopen("file1","w"))==NULL)
    {
        fprintf(stderr,"Can't open file1\n");
        exit(0);
    }

    printf("教师姓名 学生姓名 班级 实验名称 实验成绩\n",N);
    struct studnode *p;
    for(p=headp;p!=NULL;p=p->next)
    {
        printf("%s\t%s\t%5d\t%s\t%f\n",p->student.Tname,p->student.Sname,
            p->student.Class,p->student.Rname,p->student.score);
        if(fwrite(p,sizeof(struct studnode),1,fp)!=1)
            fprintf(stderr,"write error\n");
        else
            fputc('\n',fp);
        
    }
    fclose(fp);
}
void main()
{
    int i;
    struct studnode *p,*head;
    head=NULL;
    printf("输入%d个教师姓名 学生姓名 班级 实验名称 实验成绩\n",N);
    for(i=0;i<N;i++)
    {
        
        p=(struct studnode*) malloc (sizeof(struct studnode));
        scanf("%s%s%d%s%f",p->student.Tname,p->student.Sname,&p->student.Class,
            p->student.Rname,&p->student.score);
        p->next=head;
        head=p;
    }
    output(head);
}