#include<stdio.h>
struct student
{
    int number;
    char name;
    int age;
    char sex;
    int birthday;
};
void add()
{
    FILE *p;
    struct student a;
    p=fopen("ab.txt","w");
    scanf("%d",&a.number);
    scanf("%s",&a.name);
    scanf("%d",&a.age);
    scanf("%s",&a.sex);
    scanf("%d",&a.birthday);
    fwrite(&a,sizeof(struct student),1,p);
    fclose(p);
}
void main()
{
    add();
}

[此贴子已经被作者于2018-12-27 13:01编辑过]