[em18][em18][em18]源代码如下：
#include<stdio.h>
#include<stdlib.h>

struct intnode{
    long no;
    char a[10];
    float score;
    struct intnode* next;
};
void main()
{
    FILE*fp;
    struct intnode*head,*tail,*p;
    fp=fopen("E:\\aa.txt","r");
    head=(struct intnode *)malloc(sizeof(struct intnode ));
    head ->next=NULL;
    head=tail;
    while(!feof(fp))
    {
        p=(struct intnode *)malloc(sizeof(struct intnode ));
        fscanf(fp,"%d",p->no);
        fscanf(fp,"%s",p->a);
        fscanf(fp,"%f",p->score);
        p->next=NULL;
        tail->next=p;
        tail=p;
    }
    fclose(fp);
    p=head->next;
    printf("学号\t姓名\t成绩 \n");
    while(p!=NULL)
    {
        printf("%d \t%s\t%f\n",p->no,p->a,p->score);
        p=p->next;
    }
}
[code=c]
请填写代码
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