C语言程序设计-物业管理系统

#include "stdio.h"

#include "stdlib.h"

#include "string.h"

#define M 5

struct People

{

int a;

char ming[30];

char xiang[30];

int b;

int c;

}P[M];

void main()

{

int a=1;

void menu_1(int a);

menu_1(a);

}

void menu_1(int a)

{

void menu_2();

void menu_3();

void biao_1();

int loop=1;

while(loop)

{

system("cls");

printf("\t WELCOME \n");

printf("\t--------------------(*^◎^*)--------------------\n");

printf("\t- -\n");

printf("\t- -\n");

printf("\t- 1.小区用户管理-\n");

printf("\t- 2.物业收费管理-\n");

printf("\t- 3.生成小区住户收费报表-\n");

printf("\t- 4.退出-\n");

printf("\t- -\n");

printf("\t- -\n");

printf("\t-------------------o(╯□╰)o-------------------\n");

printf("\t END \n");

printf("请输入所要选择内容的序号(1-4):[ ]\b\b");

scanf("%d",&a);

switch(a)

{

case 1:menu_2();break;

case 2:menu_3();break;

case 3:biao_1();break;

case 4:exit(0);break;

default :exit(0);

}

getchar();

getchar();

}

}

void menu_2()

{

void scan_1();

void add_1();

void rewrite_1();

void delete_1();

void seek_1();

int a;

system("cls");

printf("\t *欢迎使用小区用户管理系统* \n");

printf("\t-----------------↖(^ω^)↗---------------------\n");

printf("\t- -\n");

printf("\t- -\n");

printf("\t- 1.浏览用户资料-\n");

printf("\t- 2.录入用户资料-\n");

printf("\t- 3.更改用户资料-\n");

printf("\t- 4.删除用户资料-\n");

printf("\t- 5.查找用户资料-\n");

printf("\t- -\n");

printf("\t- -\n");

printf("\t-----------------O(∩_∩)O~---------------------\n");

printf("\t END \n");

printf("请输入所要选择内容的序号(1-3):[ ]\b\b");

scanf("%d",&a);

switch(a)

{

case 1:scan_1();break;

case 2:add_1();break;

case 3:rewrite_1();break;

case 4:delete_1();break;

case 5:seek_1();break;

default:exit(0);

}

}

void scan_1()

{

FILE *fp;

char ch;

if((fp=fopen("e:\\data.txt","r+"))==NULL)

{

printf("cannot open the file!");

exit(0);

}

ch=fgetc(fp);

while(ch!=EOF)

{

putchar(ch);

ch=fgetc(fp);

}

fclose(fp);

printf("\n");

void add_1()

{

FILE *fp;

if((fp=fopen("e:\\data.txt","a"))==NULL)

{

printf("文件不能打开/n");

exit(0);

}

else

{

int i;int num;

printf("输入所要输入数据的数目=");

scanf("%d",&num);

for(i=2;i

{

printf("编号:");

scanf("%d",&P[i].a);

printf("姓名:");

scanf("%s",P[i].ming);

printf("项目:");

scanf("%s",P[i].xiang);

printf("已交:");

scanf("%d",&P[i].b);

printf("已欠:");

scanf("%d",&P[i].c);

fprintf(fp,"%d %s %s %d %d",P[i].a,P[i].ming,P[i].xiang,P[i].b,P[i].c);

fprintf(fp,"\n");

}

fclose(fp);

}

}

void savein_1()