Allan_Lee Allan_Lee
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不织布制 日向翔阳！ 也很像一护... 感谢木场同学作人肉stand
这个程序的错误在哪里? 我怎么都找不出 #include "stdio.h"                                     #include "string.h"                                   #include "stdlib.h"   #include "process.h"                                                                                                                                                     /*exit()函数的头文件*/ #define PASSWORD 707374 #define MAX 100 #define SAVE_ADDRESS "d:\\data.txt" struct student{      char num[20];      char name[10];      char sex[5];      char clas[10];      char tel[15];      char qq[15]; }; int main_menu(); int add_data(struct student *p,int n); int delete_data(struct student *p,int n); void alter_data(struct student *p,int n); void sort_num(struct student *p,int n); void sort_name(struct student *p,int n); void swap(struct student *p1,struct student *p2) int search_num(struct student *p,int n); int search_name(struct student *p,int n); int search_tel(struct student *p,int n); int get_i_num(struct student *p,int n); int get_i_name(struct student *p,int n); int get_i_tel(struct student *p,int n); void list(struct student *p,int n,int m); void save_file(struct student *p,int n); int main(void) {      struct student stu[MAX];      FILE *fp;      int n=0;      char y_n[5];      int choice;      printf("是否载入已有数据文件? (yes/no):");      scanf("%s",y_n);      if((strcmp(y_n,"yes")==NULL)){      if((fp=fopen("SAVE_ADDRESS","r"))==NULL){          printf("打开文件时出现错误!\n");          exit(0);
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