C语言程序设计

1、#include"stdio.h"#include"stdlib.h"#include"string.h"#defineM5structPeople(inta;charming30;charxiang30;intb;intc;PM;voidmain()(inta=1;voidmenu_1(inta);menu_1(a);voidmenu_1(inta)(voidmenu_2();voidmenu_3();voidbiao_1();intloop=1;while(loop)(system("cls");printf(

2、"tWELCOMEn");printf("t(*aa*)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(

3、9;口)o-n");printf("tENDn");printf(-请输入所要选择内容的序号(1-4):bb");scanf("%d”,&a);switch(a)case1:menu_2();break;case2:menu_3();break;case3:biao_1();break;case4:exit(0);break;default:exit(0);getchar();getchar();voidmenu_2()voidscan_1();voidadd_1();voidrewrite_1();voiddelete_1();voi

4、dseek_1();inta;system("cls");欢迎使用小区用户管理系统*n");(A3A)/n");-n");-n");printf("t*printf("tprintf("t-printf("t-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("

5、t-5.查找用户资料-n");printf("t-n");printf("t-n");printf("t-O(n_n)on");printf("tENDn");printf(-请输入所要选择内容的序号(1-3):bb");scanf("%d”,&a);switch(a)case1:scan_1();break;case2:add_1();break;case3:rewrite_1();break;case4:delete_1();break;case5:seek_1();bre

6、ak;default:exit(0);voidscan_1()FILE*fp;charch;if(fp=fopen("e:data.txt”,"r+")=NULL)printf("cannotopenthefile!");exit(0);ch=fgetc(fp);while(ch!=EOF)putchar(ch);ch=fgetc(fp);fclose(fp);printf("n");voidadd_1()(FILE*fp;if(fp=fopen("e:data.txt”,"a")=NULL)(

7、printf("文件不能打开/n”);exit(0);else(inti;intnum;printf("输入所要输入数据的数目=");scanf(”d”,&num);for(i=2;i<num+2;i+)(printf("编号:");scanf(”d”,&Pi.a);printf("姓名:");scanf(”s”,Pi.ming);printf("项目:");scanf("%s",Pi.xiang);printf("已交:");scanf(”d

8、”,&Pi.b);printf("已欠:");scanf(”d”,&Pi.c);fprintf(fp,"%d%s%s%d%d",Pi.a,Pi.ming,Pi.xiang,Pi.b,Pi.c);fprintf(fp,”n”)；fclose(fp);voidsavein_1()(inti;FILE*fp;fp=fopen("e:data.txt”,"r”);for(i=0;i<3;i+)fscanf(fp,"%d%s%s%d%d”,&Pi.a,Pi.ming,Pi.xiang,&Pi.b,

9、&Pi.c);fclose(fp);voidrewrite_1()(FILE*fp;voidsavein_1();if(fp=fopen("e:data.txt","a")=NULL)(printf("文件不能打开/n”);exit(0);else(inti=0,num;savein_1();printf(-输入所要更改的编号bb”);scanf("%d",&num);while(Pi.a!=num)i+;printf(-请输入所要的新标号n");scanf(”d”,&Pi-1.a);pri

10、ntf("请输入所要的姓名n”)；scanf(”s”,Pi-1.ming);printf("请输入所要的收费项目n");scanf(”s”,Pi-1.xiang);printf("请输入所欠的物业费n");scanf(”d”,&Pi-1.b);printf("请输入已交的物业费n");scanf(”d”,&Pi-1.c);fp=fopen(”e:data.txt”,”w+”)；i=0;do(fprintf(fp,"%d%s%s%d%d”,Pi.a,Pi.ming,Pi.xiang,Pi.b,Pi.c

11、);i+；while(i<=2);fclose(fp);voiddelete_1()(FILE*fp;voidsavein_1();intnum,i=0;printf(-请输入所要删除人的编号：bb");scanf("%d”,&num);savein_1();while(Pi.a!=num)i+;for(i;i<=5;i+)(Pi.a=Pi+1.a;strcpy(Pi.ming,Pi+1.ming);strcpy(Pi.xiang,Pi+1.xiang);Pi.b=Pi+1.b;Pi.c=Pi+1.c;fp=fopen("e:data.txt&

12、quot;,"w");i=0;do(fprintf(fp,"%d%s%s%d%d",Pi.a,Pi.ming,Pi.xiang,Pi.b,Pi.c);i+;while(i<=5);fclose(fp);voidseek_1()(voidsavein_1();intnum,i=0;printf(-请输入所要查找的人的编号：bb");scanf("%d”,&num);savein_1();while(i!=num)i+;printf("%d%s%s%d%d”,Pi-1.a,Pi-1.ming,Pi-1.xiang,

13、Pi-1.b,Pi-1.c);voidmenu_3()(voidscan_2();voidadd_2();voidrewrite_1();voiddelete_2();inta;system("cls");printf("t*欢迎使用物业收费管理系统*nprintf("t-To_o?)-n");printf("t-n");printf("t-n");printf("t-1.浏览小区收费项目-n");printf("t-2.增加小区收费数目-n");printf(&q

14、uot;t-3.更改小区收费项目-n");printf("t-4.删除小区收费项目-n");printf("t-n");printf("t-n");printf("t-(OoO)n");printf("t-END-n");printf(-请输入所要选择内容的序号(1-3):bb");scanf("%d",&a);switch(a)(case1:scan_2();break;case2:add_2();break;case3:rewrite_1();

15、break;case4:delete_2();break;default:exit(0);voidscan_2()(FILE*fp;charch;if(fp=fopen("e:data.txt”,"r+")=NULL)(printf("cannotopenthefile!");exit(0);ch=fgetc(fp);while(ch!=EOF)(putchar(ch);ch=fgetc(fp);fclose(fp);voidadd_2()(inti,num;FILE*fp;if(fp=fopen("e:data.txt”,"

16、;a")=NULL)(printf("文件不能打开/n");exit(0);else(printf("输入所要输入数据的数目=");scanf("%d”,&num);for(i=3;i<num+3;i+)(printf("编号:");scanf("%d”,&Pi.a);printf("姓名:");scanf("%s”,&Pi.ming);printf("项目:");scanf("%s",&Pi.xi

17、ang);printf("已交:");scanf("%d”,&Pi.b);printf("已欠:");scanf("%d",&Pi.c);fprintf(fp,"%d%s%s%d%d",Pi.a,Pi.ming,Pi.xiang,Pi.b,Pi.c);fclose(fp);printf("n");/*voidrewrite_2()(FILE*fp;if(fp=fopen("e:data.txt”,"w")=NULL)(printf(&quo

18、t;文件不能打开/n");exit(0);else(inti,num;printf("输入所要输入数据的数目=");scanf("%d",&num);for(i=3;i<num+3;i+)(printf("项目:");scanf("%s",&Pi.xiang);fprintf(fp,"%s",Pi.xiang);fprintf(fp,"n");fclose(fp);*/voiddelete_2(intd)(FILE*fp;voidsavein_1();intnum,i=0;printf(-请输入所要删除人的编号：bb");scanf("%d”,&num);savein_1();while(i!=num)i+;for(i=num;i+)(Pi.a=Pi+1.a;strcpy(Pi.ming,Pi+1.ming);strcpy(Pi.xiang,Pi+1.xiang);Pi.b=Pi+1.b;Pi.b=Pi+1.b;fp=fopen("e:data.txt","a");do(i=0;fprint