#include<stdio.h>
#include <windows.h>
#include<windows.h>
#include<stdlib.h>
#define NUM 100

struct classmates
{
    char name;
    char sex;
    int phone;
    int QQ;
    char  address;
}classmates[NUM], *p;

void print()
{
    int i,n=1,choose;
    for (i = 0; i < NUM; i++, p++)
    {
        n = i;
        printf("输入名字:\n");
        scanf("%s", &p->name);
        printf("输入性别:\n");
        scanf("%s", &p->sex);
        printf("电话:\n");
        scanf("%d", &p->phone);
        printf("输入QQ:\n");
        scanf("%d", &p->QQ);
        printf("输入地址:\n");
        scanf("%s", &p->address);
        printf("是否继续：1.继续  ；0.退出并保存;  ");
        scanf("%d", &choose);
        if (choose == 1)
            print();
        else
            exit(0);
    }
}

int main()
{
    FILE *fp;
    int i,n;
    p = classmates;
    if ((fp = fopen("E:\\play\\classmates_list", "r+")) == NULL);
    {
        printf("can't  create  file!\n");
        exit(0);
    }        //判断文件是否存在，是否能正常打开
   
    void print();

    for (i = 0; i < n; i++, p++)
        fprintf(fp, "%s%s%d%d%s", p->name,p->sex,p->phone, p->QQ, p->address);
                //输入到指定文件中

    //以下为从文件中调出并打印该通讯录
    rewind(fp);//返回到流开头
    for (i = 0; i < n; i++, p++)
        fscanf(fp, "%s%s%d%d%s", &p->name, &p->sex, &p->phone, &p->QQ, &p->address);//从文件中读入数据并赋给相应地址
    for (i = 0; i < n; i++, p++)
        printf("%s\n%s\n%d\n%d\n%s\n", p->name, p->sex, p->phone, p->QQ, p->address);//打印该通讯录

    fclose(fp);
}



这程序我一直不能调用文件，一直显示这："can't  create  file!  求教

[ 本帖最后由 traveller、z 于 2015-4-1 21:34 编辑 ]

就是看不懂下面的

写程序习惯是不好，改！