c语言通讯录管理系统源码（包含增删查改备份账户管理） -

//---------------------------------------------主函数----------------------------------------------------
# include <stdio.h>
# include <stdlib.h>
# include <string.h>
# include <conio.h>
# include <time.h>
# include <windows.h>
# include "jiegou.h"
# include "jiegou2.h"
# include "bianliang.h"
int main()
{
char choice,s[20];
int n,bei=0,yhs=0; //n表示数据块个数
zhanghu(&yhs);
n=duqu(&bei);
while(1)
{
system("cls");
system("color 37");
printf("\n\n"); //界面
printf("\t\t***********************************************\n");
printf("\t\t 欢迎使用电子通讯录 KAI2.0版本 \n");
printf("\t\t***********************************************\n\n");
printf("\t\t 1:添加联系人 \n");
printf("\t\t 2:删除联系人 \n");
printf("\t\t 3:修改联系人 \n");
printf("\t\t 4:查显联系人 \n");
printf("\t\t 5.修改密码 \n");
printf("\t\t 6.删除账户 \n");
printf("\t\t 7.打印数据 \n");
printf("\t\t 8.备份数据 \n");
printf("\t\t 0:退出 \n");
printf("\n\t\t");
time_t lt=time(NULL);
printf(ctime(<));
printf("\t\t_______________________________________________\n");
printf("\t\t请选择您所要的服务: \n\t\t");
choice=getch();
printf("\n");
switch(choice)
{
case '1':n=add(n);break; //返回操作后的数据个数暂无自动保存
case '2':n=shanchu(n);break; //返回删除后的数据个数暂无自动保存
case '3':update(n);break; //暂无自动保存
case '4':search(n);break;
case '5':xiugai(n,yhs);break;
case '6':shanhu(&yhs);break;
case '7':dayin(n);break;
case '8':beifen(n,bei);break;
case '0':quit(n);break;
default:
{
system("cls");
printf("\n\n\n");
printf("选择错误，请重新输入并选择!\n");
printf("\n\n\n");
system("PAUSE");
}
}//switch
}//while
return 0;
}

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