C语言实现酒店入住管理系统，95分C语言课设系统，新手必看！

#include<stdio.h> #include<stdlib.h> #include<time.h> #include<string.h> #include <conio.h> #define N 10 #define HOURROOM 10 #define NORMALROOM 288 #define BIGROOM 388 #define WORTHROOM 588 #define GREATROOM 998 struct room_message{ int number; //房间号 int people; //有无入住 int floor; //楼层数（不同楼层房间类型不同） time_t time; //入住时间，无人住则置空 }ROOM[100]; struct administrator{ char name[16]; char password[16]; int number; int age; int sex; }group[25]; int TheUsingAdministrator; void BuildGroup(){ //建立密码文件 FILE *fp=NULL; int a; char b[16]={"0"}; if((fp=fopen("administrator.dat","r"))==NULL){ //创建文件,防止出错 fp=fopen("administrator.dat","w"); for(a=0;a<25;a++){ strcpy(group[a].name,b); strcpy(group[a].password,b); group[a].number=a+1; group[a].sex=group[a].age=0; fwrite(&group[a],sizeof(struct administrator),1,fp); } } else{ for(a=0;a<25;a++){ fread(&group[a],sizeof(struct administrator),1,fp); } } fclose(fp); } void BuildRoom(){ //创建（引用）房间的函数 FILE *fp=NULL; int i,j;//控制循环 if((fp=fopen("roommessage.dat","r"))==NULL) { fp=fopen("roommessage.dat","w"); for(i=0;i<N;i++) { for(j=0;j<N;j++) { ROOM[i* 10+j].number= j; ROOM[i* 10+j].floor= i; ROOM[i* 10+j].people= 0; ROOM[i* 10+j].time= 0; fwrite(&ROOM[i* 10+j],sizeof(struct room_message),1,fp); } } } else { for(i=0;i<N;i++) { for(j=0;j<N;j++) { fread(&ROOM[i* 10+j],sizeof(struct room_message),1,fp); } } } fclose(fp); } void PrintFee(int floor,int room,int fee,int people){ //打印所需费用 time_t time1,time2; int a; time1 = ROOM[floor*10+room].time; time2 = time(NULL); if(people==0){ printf("该房间没有人\n"); } else { if(floor<2){ a = ((time2-time1)/3600)+1; printf("该房间的费用为%d元\n",a*fee); } else{ a=(((time2-time1)/3600)/24)+1; printf("该房间的费用为%d元\n",a*fee); } } } void CheckOut(){ //退房函数，引用计算费用函数，并更改入住情况 int roomnuber,choose,a,b,floor,room,fee; FILE *fp=NULL; do{ printf("\n请输入您想退房的房间的房间号:"); scanf("%d",&roomnuber); floor=(roomnuber / 100) - 1; room=roomnuber%100; floor = (roomnuber/100)-1 ; room = (roomnuber%100)-1; if(floor>9||floor<0||room<0||room>9){ printf("您的输入有误，请重新输入\n"); } }while(floor>9||floor<0||room<0||room>9); printf("您要退的房为%d,它是",roomnuber); if(floor==0||floor==1){ printf("钟点房\n"); fee=HOURROOM; } if(floor==2||floor==3){ printf("标准间\n"); fee=NORMALROOM; } if(floor==4||floor==5){ printf("大床房\n"); fee=BIGROOM; } if(floor==6||floor==7){ printf("行政套房\n"); fee=WORTHROOM; } if(floor==8||floor==9){ printf("豪华套房\n"); fee=GREATROOM; } do{ printf("\n您是否确定要退房。\n"); printf("1.是\n"); printf("2.不是\n"); scanf("%d",&choose); if(choose!=1&&choose!=2){ printf("\n您的输入有误，请重新输入\n"); } }while(choose!=1&&choose!=2); if(choose==1){ PrintFee(floor,room,fee,ROOM[floor*10+room].people); ROOM[floor*10+room].people=0; ROOM[floor*10+room].time=0; fp=fopen("roommessage.dat","w"); for(a=0;a<N;a++){ for(b=0;b<N;b++){ fwrite(&ROOM[a* 10+b],sizeof(struct room_message),1,fp); } } printf("\n退房成功\n"); } fclose(fp); system("pause"); } void CalFee(){ //计费函数，通过时间相减，计算费用 int roomnuber,floor,room,fee; do{ printf("\n请输入您想查询费用的房间的房间号(例如1001):"); scanf("%d",&roomnuber); floor = (roomnuber/100)-1 ; room = (roomnuber%100)-1; if(floor>9||floor<0||room<0||room>9){ printf("您的输入有误，请重新输入\n"); } }while(floor<0||floor>9||room<0||room>9); printf("您要找的%d号房为",roomnuber); if(floor==0||floor==1){ printf("钟点房\n"); fee=HOURROOM; } if(floor==2||floor==3){ printf("标准间\n"); fee=NORMALROOM; } if(floor==4||floor==5){ printf("大床房\n"); fee=BIGROOM; } if(floor==6||floor==7){ printf("行政套房\n"); fee=WORTHROOM; } if(floor==8||floor==9){ printf("豪华套房\n"); fee=GREATROOM; } PrintFee(floor,room,fee,ROOM[floor*10+room].people); } void ScanRoom(){ //查询函数，读取入住情况 int a,i,j; FILE *fp=NULL; void PrintRoomFee(int a); printf("\n请选择您要查询的房间种类\n"); printf("1.钟点房\n"); printf("2.标准间\n"); printf("3.为大床房\n"); printf("4.为行政套房\n"); printf("5.为豪华套房\n"); scanf("%d",&a); if((fp=fopen("roommessage.dat","r"))!=NULL){ for(i=0;i<N;i++) { for(j=0;j<N;j++) { fread(&ROOM[i*10+j],sizeof(struct room_message),1,fp); } } if(a == 1){ PrintRoomFee(a); for(i=0;i<=1;i++){ for(j=0;j<10;j++){ printf("\n第%d层",ROOM[i*10+j].floor+1); printf("第%d号房",ROOM[i*10+j].number+1); if(ROOM[i*10+j].people){ printf("有人，不能入住"); } else{ printf("没有人，可以入住"); } } } } if(a == 2){ PrintRoomFee(a); for(i=2;i<=3;i++){ for(j=0;j<10;j++){ printf("\n第%d层",ROOM[i*10+j].floor+1); printf("第%d号房",ROOM[i*10+j].number+1); if(ROOM[i*10+j].people){ printf("有人，不能入住"); } else{ printf("没有人，可以入住"); } } } } if(a == 3){ PrintRoomFee(a); for(i=4;i<=5;i++){ for(j=0;j<10;j++){ printf("\n第%d层",ROOM[i*10+j].floor+1); printf("第%d号房",ROOM[i*10+j].number+1); if(ROOM[i*10+j].people){ printf("有人，不能入住"); } else{ printf("没有人，可以入住"); } } } } if(a == 4){ PrintRoomFee(a); for(i=6;i<=7;i++){ for(j=0;j<10;j++){ printf("\n第%d层",ROOM[i*10+j].floor+1); printf("第%d号房",ROOM[i*10+j].number+1); if(ROOM[i*10+j].people){ printf("有人，不能入住"); } else{ printf("没有人，可以入住"); } } } } if(a == 5){ PrintRoomFee(a); for(i=8;i<=9;i++){ for(j=0;j<10;j++){ printf("\n第%d层",ROOM[i*10+j].floor+1); printf("第%d号房",ROOM[i*10+j].number+1); if(ROOM[i*10+j].people){ printf("有人，不能入住"); } else{ printf("没有人，可以入住"); } } } } } } void PrintRoomFee(int a){ //打印房间价格 if(a==1||a==2){ printf("\n钟点房的费用为每小时%d元\n",HOURROOM); } if(a==3||a==4){ printf("\n标准间的费用为每天%d元\n",NORMALROOM); } if(a==5||a==6){ printf("\n大床房的费用为每天%d元\n",BIGROOM); } if(a==7||a==8){ printf("\n行政套房的费用为每天%d元\n",WORTHROOM); } if(a==9||a==10){ printf("\n豪华套房的费用为每天%d元\n",GREATROOM); } } void CheckIn(){ //入住函数，记录时间，更改入住情况 int a,b,c,i,j; FILE *fp=NULL; do{ printf("\n请输入您想入住的房间层数(1~10)"); printf("\n1~2为钟点房"); printf("\n3~4为标准间"); printf("\n5~6为大床房"); printf("\n7~8为行政套房"); printf("\n9~10为豪华套房\n"); scanf("%d",&a); if(a<1||a>10){ printf("您的输入有误，请重新输入\n"); } }while(a<1||a>10); PrintRoomFee(a); do{ printf("\n请输入您想入住的房间号(1~10)："); scanf("%d",&b); if(b<1||b>10){ printf("您的输入有误，请重新输入\n"); } }while(b<1||b>10); if((fp=fopen("roommessage.dat","rb"))!=NULL){ //打开文件 if(ROOM[(a-1)*10+(b-1)].people==0){ //判断房间是否可住 for(i=0;i<N;i++) { for(j=0;j<N;j++) { fread(&ROOM[i*10+j],sizeof(struct room_message),1,fp); } } fclose(fp); printf("\n请输入入住的人数:"); scanf("%d",&c); ROOM[(a-1)*10+b-1].people=c; ROOM[(a-1)*10+b-1].time=time(NULL); fp=fopen("roommessage.dat","w"); for(a=0;a<N;a++){ for(b=0;b<N;b++){ fwrite(&ROOM[a* 10+b],sizeof(struct room_message),1,fp); } } } else{ printf("\n该房间已经有人了\n"); printf("请选择其他的房间入住\n"); } } fclose(fp); } void ChangePassword(){ //修改密码 FILE *fp=NULL; char password1[16]={'0'},password2[16]={'0'},password[16]={'0'},c; int a=0,b=0; //a为计数器 printf("\n请输入新密码:"); while((c=getch())!='\r') { if(c!='\b'){ password1[a]=c; password[a]=c;