小区水电费管理系统C语言

1、小区水电费管理系统c语言#include#include#include#define n 100#define w 1.8 / 水1.8元/吨#define e 0.5 / 电0.5元/struct residentinfint number; / 住户门牌号char name20; / 户主姓名float * wanum,* elnum; / 用水(吨)、电(度)表示数float amonney,* emoney; / 总共的水电费用,每月的水电费用char * time; / 收费时间ren;int num; / 数据个数residentinf *p; / 指向构造体的指针void ad

2、ddatafunc();void statisdatafunc();void querydatafunc();void savedatafunc();void sortdatafunc();void modifydatafunc();void scandatafunc();void caldatafunc();/ 主函数void main()int sele;sele=1;while(sele)system("cls"); / 清屏printf("* main *");printf("* *");printf("* 1: 住

3、户登记*");printf("* *");printf("* 2: 统计*");printf("* *");printf("* 3: 排序*");printf("* *");printf("* 4: 删除*");printf("* *");printf("* 5: 查询*");printf("* *");printf("* 6: 修改*");printf("* *")

4、;printf("* 7: 退出*");printf("*");printf("choose function (1 - 7) bb");scanf("%d",switch(sele)case 1:adddatafunc();break;case 2:statisdatafunc();break;case 3:sortdatafunc();break;case 4:deletedatafunc();break;case 5:querydatafunc();break;case 6:modifydatafunc();

5、break;case 7:exit(0);printf("nplease press any key to continue");getchar();getchar();void scandatafunc()int i,j;file *fp;fp=fopen("data.txt","r");for(i=0;iemoneyj=(p+i)->wanumj-(p+i)->wanumj-1)*w+(p+i)->elnumj-(p+i)->elnumj-i) *e;(p+i)->amoney=0;(p+i)->

6、;amoney+=(p+i)->emoney;savedatafunc()void savedatafunc()file*fp;fp=fopen("data.txt","w");int i,j;for(i=0;inumber,(p+i)->name,(p+i)->amoney);for(j=0;jwanum,(p+i)->elnum,(p+i)->emoney,(p+i)->time);fclose(fp);void adddatafunc()int n,i;re re;printf("请输入新用户信息&qu

7、ot;);system("cls");for(i=0;inumber=re.number;printf("nttname:");scanf("%s",http:/.doczj/doc/6f89a717a76e58fafab0037f.html );strcpy(p+i)->name,http:/.doczj/doc/6f89a717a76e58fafab0037f.html );for(j=0;jwanum=re.wanum;printf("nttelnum:");scanf("%d",(

8、p+i)->elnum=re.elnum;printf("nttttime:");scanf("%s",re.timej);strcpy(p+i)->time,re.time);printf("n登记完毕!n");break;savedatafunc();void sortdatafunc()int i,j;re t;for(i=0;inumbernumber)t=(p+i);(p+i)=(p+j);(p+j)=t;savedatafunc();void querydatafunc()int i,n,j;re re;sys

9、tem("cls");puts("ttt*查询*n");puts("ttt* *n");puts("ttt* 1.住户门牌号*n");puts("ttt* 2.户主姓名*n");puts("ttt* 3.日期*n");puts("ttt*n");printf("您想通过第 种方式查询?bb");scanf("%d",switch(n)case 1:printf("住户门牌号：");scanf(&q

10、uot;%d",for(i=0;inumber=re.number)break;printf("nt住户门牌号:%dnt户主姓名:%snt总费用:%d",(p+i)->number,(p+i)->name,(p+i)->amoney);for(j=0;jwanumj,(p+i)->elnumj,(p+i)->emoneyj);break;case 2:printf("姓名：");scanf("%s",http:/.doczj/doc/6f89a717a76e58fafab0037f.html )

11、;for(i=0;iname,http:/.doczj/doc/6f89a717a76e58fafab0037f.html )=0)break;printf("nt住户门牌号:%dnt户主姓名:%snt总费用:%d",(p+i)->number,(p+i)->name,(p+i)->amoney);for(j=0;jwanumj,(p+i)->elnumj,(p+i)->emoneyj);break;case 4:printf("日期：");scanf("%s",re.time);for(i=0;itimej,re.timej)=0)break;printf("nt住户门牌号:%dnt户主姓名:%s",(p+i)->number,(p+i)->name);for(j=0;jwanumj,(p+i)->elnumj,(p+i)->emoneyj);void deletefunc()int i,j,m;printf("删除的住户门牌号为： bb");scanf("%d",for(i=0;inumber=m)strcpy(p+i)->name,(